./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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_acb75815-546e-4b8c-af0e-4579b79cff50/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 f738259e7c2d3662066b95c4aab3281c90ec8887937cabf5a1f2a35c9ff839d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:48:43,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:48:43,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:48:43,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:48:43,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:48:43,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:48:43,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:48:43,920 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:48:43,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:48:43,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:48:43,927 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:48:43,928 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:48:43,929 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:48:43,931 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:48:43,931 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:48:43,932 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:48:43,932 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:48:43,933 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:48:43,933 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:48:43,934 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:48:43,934 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:48:43,935 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:48:43,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:48:43,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:48:43,937 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:48:43,938 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:48:43,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:48:43,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:48:43,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:48:43,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:48:43,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:48:43,942 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:48:43,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:48:43,942 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:48:43,943 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:48:43,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:48:43,943 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:48:43,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:43,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:48:43,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:48:43,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:48:43,945 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:48:43,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:48:43,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:48:43,947 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:48:43,947 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:48:43,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:48:43,947 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_acb75815-546e-4b8c-af0e-4579b79cff50/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f738259e7c2d3662066b95c4aab3281c90ec8887937cabf5a1f2a35c9ff839d0 [2023-11-24 23:48:44,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:48:44,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:48:44,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:48:44,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:48:44,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:48:44,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i [2023-11-24 23:48:47,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:48:47,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:48:47,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i [2023-11-24 23:48:47,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data/f6478a2f9/8de6b3752b2a467a81f2a3b5df6e0e7b/FLAG93fe99219 [2023-11-24 23:48:47,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data/f6478a2f9/8de6b3752b2a467a81f2a3b5df6e0e7b [2023-11-24 23:48:47,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:48:47,626 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:48:47,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:47,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:48:47,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:48:47,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:47,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660793f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47, skipping insertion in model container [2023-11-24 23:48:47,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:47,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:48:47,828 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_acb75815-546e-4b8c-af0e-4579b79cff50/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i[916,929] [2023-11-24 23:48:47,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:47,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:48:47,912 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_acb75815-546e-4b8c-af0e-4579b79cff50/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i[916,929] [2023-11-24 23:48:47,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:47,994 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:48:47,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47 WrapperNode [2023-11-24 23:48:47,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:47,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:47,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:48:47,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:48:48,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,098 INFO L138 Inliner]: procedures = 29, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 361 [2023-11-24 23:48:48,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:48,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:48:48,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:48:48,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:48:48,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:48:48,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:48:48,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:48:48,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:48:48,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (1/1) ... [2023-11-24 23:48:48,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:48,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:48:48,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:48:48,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:48:48,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:48:48,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:48:48,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:48:48,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:48:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:48:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:48:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:48:48,295 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:48:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:48:48,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:48:48,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:48:48,404 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:48:48,407 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:48:48,924 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:48:49,706 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:48:49,707 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:48:49,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:49 BoogieIcfgContainer [2023-11-24 23:48:49,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:48:49,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:48:49,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:48:49,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:48:49,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:48:47" (1/3) ... [2023-11-24 23:48:49,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb26cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:48:49, skipping insertion in model container [2023-11-24 23:48:49,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:47" (2/3) ... [2023-11-24 23:48:49,722 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb26cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:48:49, skipping insertion in model container [2023-11-24 23:48:49,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:49" (3/3) ... [2023-11-24 23:48:49,724 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-29.i [2023-11-24 23:48:49,746 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:48:49,746 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:48:49,811 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:48:49,819 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;@69916e18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:48:49,819 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:48:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-24 23:48:49,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:48:49,865 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:48:49,866 INFO L195 NwaCegarLoop]: trace histogram [6, 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 23:48:49,867 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:48:49,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:48:49,876 INFO L85 PathProgramCache]: Analyzing trace with hash -597528449, now seen corresponding path program 1 times [2023-11-24 23:48:49,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:48:49,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4615193] [2023-11-24 23:48:49,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:48:49,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:48:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:48:51,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:48:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:48:51,580 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:48:51,583 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:48:51,584 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:48:51,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:48:51,594 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:48:51,610 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:48:51,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:48:51,648 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:48:51,649 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:48:51,649 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:48:51,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-24 23:48:51,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:48:51,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:48:51,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:48:51,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:48:51,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-24 23:48:51,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:48:51,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:48:51,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:48:51,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:48:51,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:48:51,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:48:51,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-24 23:48:51,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:48:51,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:48:51,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:48:51,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:48:51,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:48:51,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:48:51,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:48:51,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:48:51,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-24 23:48:51,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:48:51,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:48:51,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:48:51,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:48:51,663 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:48:51,665 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:48:51,665 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:48:51,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:48:51,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:48:51,669 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:48:51,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:48:51 BoogieIcfgContainer [2023-11-24 23:48:51,712 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:48:51,714 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:48:51,714 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:48:51,715 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:48:51,715 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:49" (3/4) ... [2023-11-24 23:48:51,718 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:48:51,719 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:48:51,721 INFO L158 Benchmark]: Toolchain (without parser) took 4094.52ms. Allocated memory was 161.5MB in the beginning and 224.4MB in the end (delta: 62.9MB). Free memory was 117.1MB in the beginning and 129.5MB in the end (delta: -12.4MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,722 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 161.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:48:51,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.56ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 101.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.33ms. Allocated memory is still 161.5MB. Free memory was 101.7MB in the beginning and 98.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,726 INFO L158 Benchmark]: Boogie Preprocessor took 105.08ms. Allocated memory is still 161.5MB. Free memory was 98.2MB in the beginning and 95.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,730 INFO L158 Benchmark]: RCFGBuilder took 1504.64ms. Allocated memory is still 161.5MB. Free memory was 95.4MB in the beginning and 61.9MB in the end (delta: 33.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,732 INFO L158 Benchmark]: TraceAbstraction took 1999.11ms. Allocated memory was 161.5MB in the beginning and 224.4MB in the end (delta: 62.9MB). Free memory was 61.9MB in the beginning and 130.6MB in the end (delta: -68.7MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,733 INFO L158 Benchmark]: Witness Printer took 5.57ms. Allocated memory is still 224.4MB. Free memory was 130.6MB in the beginning and 129.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:48:51,742 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 161.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.56ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 101.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.33ms. Allocated memory is still 161.5MB. Free memory was 101.7MB in the beginning and 98.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.08ms. Allocated memory is still 161.5MB. Free memory was 98.2MB in the beginning and 95.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1504.64ms. Allocated memory is still 161.5MB. Free memory was 95.4MB in the beginning and 61.9MB in the end (delta: 33.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1999.11ms. Allocated memory was 161.5MB in the beginning and 224.4MB in the end (delta: 62.9MB). Free memory was 61.9MB in the beginning and 130.6MB in the end (delta: -68.7MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Witness Printer took 5.57ms. Allocated memory is still 224.4MB. Free memory was 130.6MB in the beginning and 129.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 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~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 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~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 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~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 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~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someUnaryFLOAToperation at line 56. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 2.5, 9.3, 3.4, 32, 1, 8, 5, 1, 1, 8 }; [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] FCALL updateLastVariables() [L99] CALL updateVariables() [L77] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L78] EXPR WrapperStruct00.var_1_3 [L78] EXPR WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L78] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) [L78] EXPR WrapperStruct00.var_1_3 [L78] EXPR WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F [L78] EXPR WrapperStruct00.var_1_3 [L78] EXPR WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F [L78] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L78] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L79] WrapperStruct00.var_1_4 = __VERIFIER_nondet_float() [L80] EXPR WrapperStruct00.var_1_4 [L80] EXPR WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F [L80] EXPR WrapperStruct00.var_1_4 [L80] EXPR WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F [L80] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L80] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L81] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L82] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L82] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L83] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L83] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1] [L84] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L85] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1] [L85] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L86] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1] [L86] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] RET updateVariables() [L100] CALL step() [L50] EXPR WrapperStruct00.var_1_13 [L50] WrapperStruct00.var_1_12 = WrapperStruct00.var_1_13 [L51] EXPR WrapperStruct00.var_1_11 [L51] WrapperStruct00.var_1_14 = WrapperStruct00.var_1_11 [L52] WrapperStruct00.var_1_12 [L52] COND TRUE WrapperStruct00.var_1_12 [L53] EXPR WrapperStruct00.var_1_3 [L53] WrapperStruct00.var_1_1 = WrapperStruct00.var_1_3 [L59] EXPR WrapperStruct00.var_1_1 [L59] EXPR WrapperStruct00.var_1_1 [L59] EXPR WrapperStruct00.var_1_3 [L59] COND FALSE !((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) [L62] EXPR WrapperStruct00.var_1_14 [L62] WrapperStruct00.var_1_5 = WrapperStruct00.var_1_14 [L64] EXPR WrapperStruct00.var_1_14 [L64] signed long int stepLocal_0 = 5 * WrapperStruct00.var_1_14; [L65] EXPR WrapperStruct00.var_1_3 [L65] EXPR WrapperStruct00.var_1_1 [L65] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1) [L65] EXPR WrapperStruct00.var_1_3 [L65] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1) [L65] EXPR WrapperStruct00.var_1_1 [L65] COND TRUE ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1 [L66] EXPR WrapperStruct00.var_1_14 [L66] COND FALSE !(WrapperStruct00.var_1_14 > stepLocal_0) [L72] EXPR WrapperStruct00.var_1_1 [L72] EXPR WrapperStruct00.var_1_3 [L72] COND FALSE !(WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) [L100] RET step() [L101] CALL, EXPR property() [L91] EXPR WrapperStruct00.var_1_12 [L91] EXPR WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1) [L91] EXPR WrapperStruct00.var_1_1 [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1) [L91] EXPR (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14))) [L91] EXPR WrapperStruct00.var_1_1 [L91] EXPR WrapperStruct00.var_1_1 [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR ((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)) [L91] EXPR WrapperStruct00.var_1_5 [L91] EXPR WrapperStruct00.var_1_14 [L91] EXPR ((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)) [L91] EXPR (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14))) [L91] EXPR ((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1) [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR WrapperStruct00.var_1_1 [L91] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1) [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1) [L91] EXPR WrapperStruct00.var_1_1 [L91] EXPR (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1 [L91] EXPR ((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1) [L91] EXPR (((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1)) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1) [L91] EXPR WrapperStruct00.var_1_1 [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR (WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1 [L91] EXPR WrapperStruct00.var_1_10 [L91] EXPR WrapperStruct00.var_1_11 [L91] EXPR (WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1 [L91] EXPR (((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1)) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1) [L91] EXPR ((((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1)) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1)) && (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_13)) [L91] EXPR (((((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1)) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1)) && (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_13))) && (WrapperStruct00.var_1_14 == ((unsigned char) WrapperStruct00.var_1_11)) [L91-L92] return (((((WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_3)) : ((! (WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_3) < 0 ) ? -(WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_3))))) : 1)) && (((WrapperStruct00.var_1_1 + 8.125) > (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_5 == ((unsigned short int) (((((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) > (WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_14 + WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_5 == ((unsigned short int) WrapperStruct00.var_1_14)))) && ((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_1))) == WrapperStruct00.var_1_1) ? ((WrapperStruct00.var_1_14 > (5 * WrapperStruct00.var_1_14)) ? ((WrapperStruct00.var_1_1 < (WrapperStruct00.var_1_1 * 256.5f)) ? (WrapperStruct00.var_1_9 == ((unsigned short int) WrapperStruct00.var_1_14)) : 1) : 1) : 1)) && ((WrapperStruct00.var_1_1 < WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_10 == ((unsigned char) WrapperStruct00.var_1_11)) : 1)) && (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_13))) && (WrapperStruct00.var_1_14 == ((unsigned char) WrapperStruct00.var_1_11)) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 6, 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=21occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 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 23:48:51,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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_acb75815-546e-4b8c-af0e-4579b79cff50/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 f738259e7c2d3662066b95c4aab3281c90ec8887937cabf5a1f2a35c9ff839d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:48:54,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:48:54,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:48:54,716 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:48:54,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:48:54,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:48:54,766 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:48:54,766 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:48:54,768 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:48:54,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:48:54,770 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:48:54,770 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:48:54,771 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:48:54,771 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:48:54,772 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:48:54,772 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:48:54,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:48:54,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:48:54,774 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:48:54,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:48:54,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:48:54,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:48:54,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:48:54,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:48:54,777 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:48:54,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:48:54,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:48:54,779 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:48:54,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:48:54,780 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:48:54,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:48:54,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:48:54,782 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:48:54,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:48:54,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:54,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:48:54,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:48:54,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:48:54,784 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:48:54,785 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:48:54,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:48:54,788 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:48:54,788 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:48:54,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:48:54,789 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_acb75815-546e-4b8c-af0e-4579b79cff50/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f738259e7c2d3662066b95c4aab3281c90ec8887937cabf5a1f2a35c9ff839d0 [2023-11-24 23:48:55,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:48:55,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:48:55,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:48:55,252 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:48:55,252 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:48:55,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i [2023-11-24 23:48:58,456 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:48:58,737 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:48:58,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i [2023-11-24 23:48:58,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data/be2340df9/ddf16094540d4074821cfdcdfe984bba/FLAGcbce2c702 [2023-11-24 23:48:58,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/data/be2340df9/ddf16094540d4074821cfdcdfe984bba [2023-11-24 23:48:58,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:48:58,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:48:58,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:58,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:48:58,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:48:58,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:58" (1/1) ... [2023-11-24 23:48:58,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682a9e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:58, skipping insertion in model container [2023-11-24 23:48:58,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:58" (1/1) ... [2023-11-24 23:48:58,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:48:58,969 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_acb75815-546e-4b8c-af0e-4579b79cff50/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i[916,929] [2023-11-24 23:48:59,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:59,039 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:48:59,058 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_acb75815-546e-4b8c-af0e-4579b79cff50/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-29.i[916,929] [2023-11-24 23:48:59,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:59,170 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:48:59,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59 WrapperNode [2023-11-24 23:48:59,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:59,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:59,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:48:59,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:48:59,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,283 INFO L138 Inliner]: procedures = 33, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 361 [2023-11-24 23:48:59,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:59,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:48:59,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:48:59,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:48:59,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:48:59,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:48:59,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:48:59,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:48:59,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (1/1) ... [2023-11-24 23:48:59,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:59,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:48:59,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:48:59,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:48:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:48:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:48:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:48:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:48:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 23:48:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:48:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 23:48:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-24 23:48:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:48:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:48:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:48:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:48:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:48:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:48:59,687 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:48:59,690 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:08,799 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:08,855 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:08,855 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:08,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:08 BoogieIcfgContainer [2023-11-24 23:49:08,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:08,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:08,861 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:08,864 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:08,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:48:58" (1/3) ... [2023-11-24 23:49:08,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aca9984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:08, skipping insertion in model container [2023-11-24 23:49:08,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:59" (2/3) ... [2023-11-24 23:49:08,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aca9984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:08, skipping insertion in model container [2023-11-24 23:49:08,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:08" (3/3) ... [2023-11-24 23:49:08,873 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-29.i [2023-11-24 23:49:08,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:08,895 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:08,943 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:08,951 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;@1c8c57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:08,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 72 states have (on average 1.5) internal successors, (108), 73 states have internal predecessors, (108), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-24 23:49:08,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:49:08,978 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:08,979 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:08,980 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:08,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:08,988 INFO L85 PathProgramCache]: Analyzing trace with hash -930907549, now seen corresponding path program 1 times [2023-11-24 23:49:09,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:09,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2086296111] [2023-11-24 23:49:09,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:09,010 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 23:49:09,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:09,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:09,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:09,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:49:09,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:09,636 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-24 23:49:09,637 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:09,638 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:09,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2086296111] [2023-11-24 23:49:09,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2086296111] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:09,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:09,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:49:09,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716717093] [2023-11-24 23:49:09,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:09,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:49:09,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:09,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:49:09,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:49:09,694 INFO L87 Difference]: Start difference. First operand has 81 states, 72 states have (on average 1.5) internal successors, (108), 73 states have internal predecessors, (108), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-24 23:49:09,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:09,751 INFO L93 Difference]: Finished difference Result 159 states and 244 transitions. [2023-11-24 23:49:09,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:49:09,754 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 68 [2023-11-24 23:49:09,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:09,764 INFO L225 Difference]: With dead ends: 159 [2023-11-24 23:49:09,765 INFO L226 Difference]: Without dead ends: 79 [2023-11-24 23:49:09,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 67 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 23:49:09,773 INFO L413 NwaCegarLoop]: 111 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, 111 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 23:49:09,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:49:09,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-24 23:49:09,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-24 23:49:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 71 states have (on average 1.4507042253521127) internal successors, (103), 71 states have internal predecessors, (103), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-24 23:49:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 115 transitions. [2023-11-24 23:49:09,834 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 115 transitions. Word has length 68 [2023-11-24 23:49:09,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:09,835 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 115 transitions. [2023-11-24 23:49:09,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-24 23:49:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2023-11-24 23:49:09,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:49:09,845 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:09,845 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:09,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:10,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:10,056 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:10,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:10,057 INFO L85 PathProgramCache]: Analyzing trace with hash 372016155, now seen corresponding path program 1 times [2023-11-24 23:49:10,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:10,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171563201] [2023-11-24 23:49:10,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:10,059 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 23:49:10,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:10,061 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:10,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:10,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:49:10,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:49:10,591 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:10,591 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:10,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171563201] [2023-11-24 23:49:10,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171563201] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:10,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:10,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-24 23:49:10,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591163844] [2023-11-24 23:49:10,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:10,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:49:10,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:10,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:49:10,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:49:10,595 INFO L87 Difference]: Start difference. First operand 79 states and 115 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:10,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:10,944 INFO L93 Difference]: Finished difference Result 181 states and 263 transitions. [2023-11-24 23:49:10,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-24 23:49:10,947 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 68 [2023-11-24 23:49:10,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:10,949 INFO L225 Difference]: With dead ends: 181 [2023-11-24 23:49:10,949 INFO L226 Difference]: Without dead ends: 103 [2023-11-24 23:49:10,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-24 23:49:10,952 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 53 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:10,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 513 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:49:10,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-24 23:49:10,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 85. [2023-11-24 23:49:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 77 states have (on average 1.4155844155844155) internal successors, (109), 77 states have internal predecessors, (109), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-24 23:49:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 121 transitions. [2023-11-24 23:49:10,971 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 121 transitions. Word has length 68 [2023-11-24 23:49:10,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:10,978 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 121 transitions. [2023-11-24 23:49:10,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2023-11-24 23:49:10,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:49:10,981 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:10,981 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:10,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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)] Ended with exit code 0 [2023-11-24 23:49:11,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:11,191 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:11,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:11,192 INFO L85 PathProgramCache]: Analyzing trace with hash 429274457, now seen corresponding path program 1 times [2023-11-24 23:49:11,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:11,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434943788] [2023-11-24 23:49:11,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:11,193 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 23:49:11,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:11,195 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:11,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:11,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:49:11,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:11,754 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:49:11,754 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:11,754 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:11,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434943788] [2023-11-24 23:49:11,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1434943788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:11,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:11,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-24 23:49:11,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571482849] [2023-11-24 23:49:11,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:11,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-24 23:49:11,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:11,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-24 23:49:11,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:49:11,758 INFO L87 Difference]: Start difference. First operand 85 states and 121 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:12,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:12,220 INFO L93 Difference]: Finished difference Result 188 states and 264 transitions. [2023-11-24 23:49:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-24 23:49:12,221 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 68 [2023-11-24 23:49:12,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:12,223 INFO L225 Difference]: With dead ends: 188 [2023-11-24 23:49:12,223 INFO L226 Difference]: Without dead ends: 104 [2023-11-24 23:49:12,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-24 23:49:12,226 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 43 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:12,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 609 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:49:12,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-24 23:49:12,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 87. [2023-11-24 23:49:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 79 states have (on average 1.4050632911392404) internal successors, (111), 79 states have internal predecessors, (111), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-24 23:49:12,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 123 transitions. [2023-11-24 23:49:12,259 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 123 transitions. Word has length 68 [2023-11-24 23:49:12,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:12,260 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 123 transitions. [2023-11-24 23:49:12,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2023-11-24 23:49:12,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:49:12,264 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:12,264 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:12,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:12,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:12,475 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:12,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:12,476 INFO L85 PathProgramCache]: Analyzing trace with hash 429334039, now seen corresponding path program 1 times [2023-11-24 23:49:12,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:12,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1961036024] [2023-11-24 23:49:12,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:12,477 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 23:49:12,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:12,478 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:12,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:12,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:49:12,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:13,125 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:49:13,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 34 [2023-11-24 23:49:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:49:13,243 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:13,243 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:13,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1961036024] [2023-11-24 23:49:13,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1961036024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:13,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:13,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:49:13,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552535994] [2023-11-24 23:49:13,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:13,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:49:13,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:13,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:49:13,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:49:13,246 INFO L87 Difference]: Start difference. First operand 87 states and 123 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:15,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:17,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:19,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:21,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:24,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:26,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:49:28,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:30,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:32,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:49:34,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:36,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:39,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:40,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:40,240 INFO L93 Difference]: Finished difference Result 223 states and 314 transitions. [2023-11-24 23:49:40,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:49:40,242 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 68 [2023-11-24 23:49:40,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:40,244 INFO L225 Difference]: With dead ends: 223 [2023-11-24 23:49:40,244 INFO L226 Difference]: Without dead ends: 137 [2023-11-24 23:49:40,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:49:40,247 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 60 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:40,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 276 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 11 Unknown, 0 Unchecked, 26.8s Time] [2023-11-24 23:49:40,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-11-24 23:49:40,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 93. [2023-11-24 23:49:40,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 85 states have (on average 1.411764705882353) internal successors, (120), 85 states have internal predecessors, (120), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-24 23:49:40,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2023-11-24 23:49:40,260 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 68 [2023-11-24 23:49:40,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:40,261 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2023-11-24 23:49:40,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2023-11-24 23:49:40,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:49:40,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:40,263 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:40,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:40,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:40,478 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:40,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:40,479 INFO L85 PathProgramCache]: Analyzing trace with hash -591734315, now seen corresponding path program 1 times [2023-11-24 23:49:40,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:40,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077700527] [2023-11-24 23:49:40,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:40,480 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 23:49:40,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:40,482 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:40,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb75815-546e-4b8c-af0e-4579b79cff50/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 23:49:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:41,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 23:49:41,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:41,146 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 8 treesize of output 1 [2023-11-24 23:49:41,690 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 80 treesize of output 34 [2023-11-24 23:49:41,868 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 80 treesize of output 34 [2023-11-24 23:49:42,142 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 80 treesize of output 34 [2023-11-24 23:49:42,396 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 91 treesize of output 34 [2023-11-24 23:49:42,437 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 121 treesize of output 61 [2023-11-24 23:49:42,596 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:49:42,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 56 [2023-11-24 23:49:42,638 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:49:42,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 58 [2023-11-24 23:49:42,803 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:49:42,803 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:42,804 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:42,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077700527] [2023-11-24 23:49:42,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077700527] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:42,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:42,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-24 23:49:42,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055563098] [2023-11-24 23:49:42,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:42,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-24 23:49:42,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:42,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-24 23:49:42,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-24 23:49:42,807 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-24 23:49:46,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []