./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire --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 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:36:25,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:36:25,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:36:25,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:36:25,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:36:25,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:36:25,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:36:25,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:36:25,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:36:25,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:36:25,939 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:36:25,940 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:36:25,941 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:36:25,941 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:36:25,942 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:36:25,942 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:36:25,943 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:36:25,944 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:36:25,944 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:36:25,945 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:36:25,945 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:36:25,949 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:36:25,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:36:25,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:36:25,951 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:36:25,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:36:25,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:36:25,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:36:25,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:36:25,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:36:25,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:36:25,960 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:36:25,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:36:25,961 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:36:25,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:36:25,962 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:36:25,963 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:36:25,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:25,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:36:25,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:36:25,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:36:25,969 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:36:25,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:36:25,970 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:36:25,971 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:36:25,971 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:36:25,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:36:25,971 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_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 [2023-11-23 20:36:26,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:36:26,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:36:26,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:36:26,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:36:26,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:36:26,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2023-11-23 20:36:29,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:36:29,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:36:29,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2023-11-23 20:36:29,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data/429893fe2/dd20144ac1d04b0fafca804dae97b328/FLAG2bad3aa27 [2023-11-23 20:36:29,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data/429893fe2/dd20144ac1d04b0fafca804dae97b328 [2023-11-23 20:36:29,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:36:29,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:36:29,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:29,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:36:29,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:36:29,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:29" (1/1) ... [2023-11-23 20:36:29,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d821a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:29, skipping insertion in model container [2023-11-23 20:36:29,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:29" (1/1) ... [2023-11-23 20:36:29,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:36:29,897 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_39f1ec8d-96ef-45ed-a182-ed52f493926a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2023-11-23 20:36:30,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:30,016 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:36:30,036 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_39f1ec8d-96ef-45ed-a182-ed52f493926a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2023-11-23 20:36:30,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:30,104 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:36:30,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30 WrapperNode [2023-11-23 20:36:30,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:30,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:30,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:36:30,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:36:30,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,195 INFO L138 Inliner]: procedures = 29, calls = 172, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 488 [2023-11-23 20:36:30,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:30,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:36:30,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:36:30,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:36:30,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,214 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:36:30,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:36:30,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:36:30,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:36:30,259 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (1/1) ... [2023-11-23 20:36:30,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:30,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:30,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:36:30,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:36:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:36:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-23 20:36:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:36:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-23 20:36:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:36:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-23 20:36:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:36:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:36:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:36:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:36:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:36:30,462 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:36:30,464 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:36:30,985 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:36:31,776 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:36:31,777 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:36:31,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:31 BoogieIcfgContainer [2023-11-23 20:36:31,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:36:31,785 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:36:31,786 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:36:31,789 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:36:31,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:36:29" (1/3) ... [2023-11-23 20:36:31,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c13a3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:31, skipping insertion in model container [2023-11-23 20:36:31,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:30" (2/3) ... [2023-11-23 20:36:31,794 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c13a3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:31, skipping insertion in model container [2023-11-23 20:36:31,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:31" (3/3) ... [2023-11-23 20:36:31,797 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-72.i [2023-11-23 20:36:31,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:36:31,821 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:36:31,875 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:36:31,886 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;@41a45d1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:36:31,887 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:36:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:36:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:36:31,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:31,907 INFO L195 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:31,908 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:31,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:31,913 INFO L85 PathProgramCache]: Analyzing trace with hash -610931670, now seen corresponding path program 1 times [2023-11-23 20:36:31,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:36:31,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486957145] [2023-11-23 20:36:31,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:36:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:36:33,686 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:36:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:36:34,748 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:36:34,753 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:36:34,755 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:36:34,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:36:34,766 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:36:34,777 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:36:34,861 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-23 20:36:34,863 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-23 20:36:34,864 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-23 20:36:34,865 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-23 20:36:34,866 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 20:36:34,874 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 20:36:34,876 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-23 20:36:34,877 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-23 20:36:34,879 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-23 20:36:34,880 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-23 20:36:34,880 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 20:36:34,883 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 20:36:34,886 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-23 20:36:34,887 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-23 20:36:34,887 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-23 20:36:34,888 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-23 20:36:34,889 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-23 20:36:34,889 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-23 20:36:34,889 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 20:36:34,890 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-23 20:36:34,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-23 20:36:34,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-23 20:36:34,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-23 20:36:34,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-23 20:36:34,892 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-23 20:36:34,892 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 20:36:34,892 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-23 20:36:34,893 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-23 20:36:34,893 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-23 20:36:34,894 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-23 20:36:34,894 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-23 20:36:34,895 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-23 20:36:34,895 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-23 20:36:34,896 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-23 20:36:34,896 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-23 20:36:34,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-23 20:36:34,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-23 20:36:34,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-23 20:36:34,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-23 20:36:34,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-23 20:36:34,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-23 20:36:34,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-23 20:36:34,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-23 20:36:34,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-23 20:36:34,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-11-23 20:36:34,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-23 20:36:34,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-23 20:36:34,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-23 20:36:34,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-23 20:36:34,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-23 20:36:34,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-11-23 20:36:34,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-23 20:36:34,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-23 20:36:34,904 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-23 20:36:34,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-23 20:36:34,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-23 20:36:34,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-23 20:36:34,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-23 20:36:34,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-23 20:36:34,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-23 20:36:34,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-11-23 20:36:34,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-23 20:36:34,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-23 20:36:34,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-23 20:36:34,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-11-23 20:36:34,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-23 20:36:34,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-23 20:36:34,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-23 20:36:34,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-23 20:36:34,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-23 20:36:34,911 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-23 20:36:34,911 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-23 20:36:34,912 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-23 20:36:34,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-23 20:36:34,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-23 20:36:34,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-23 20:36:34,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-23 20:36:34,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-23 20:36:34,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-23 20:36:34,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-23 20:36:34,918 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-23 20:36:34,920 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-23 20:36:34,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:36:34 BoogieIcfgContainer [2023-11-23 20:36:34,957 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:36:34,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:36:34,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:36:34,959 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:36:34,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:31" (3/4) ... [2023-11-23 20:36:34,962 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:36:34,963 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:36:34,965 INFO L158 Benchmark]: Toolchain (without parser) took 5289.40ms. Allocated memory was 132.1MB in the beginning and 251.7MB in the end (delta: 119.5MB). Free memory was 74.2MB in the beginning and 150.9MB in the end (delta: -76.7MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-11-23 20:36:34,965 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 132.1MB. Free memory was 103.7MB in the beginning and 103.5MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:34,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.08ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 74.0MB in the beginning and 129.8MB in the end (delta: -55.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-23 20:36:34,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.24ms. Allocated memory is still 163.6MB. Free memory was 129.8MB in the beginning and 125.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:36:34,968 INFO L158 Benchmark]: Boogie Preprocessor took 60.24ms. Allocated memory is still 163.6MB. Free memory was 125.6MB in the beginning and 122.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:36:34,969 INFO L158 Benchmark]: RCFGBuilder took 1523.23ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 122.0MB in the beginning and 156.4MB in the end (delta: -34.4MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2023-11-23 20:36:34,970 INFO L158 Benchmark]: TraceAbstraction took 3172.52ms. Allocated memory was 197.1MB in the beginning and 251.7MB in the end (delta: 54.5MB). Free memory was 155.3MB in the beginning and 151.9MB in the end (delta: 3.4MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. [2023-11-23 20:36:34,970 INFO L158 Benchmark]: Witness Printer took 5.21ms. Allocated memory is still 251.7MB. Free memory was 151.9MB in the beginning and 150.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:34,974 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 132.1MB. Free memory was 103.7MB in the beginning and 103.5MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.08ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 74.0MB in the beginning and 129.8MB in the end (delta: -55.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.24ms. Allocated memory is still 163.6MB. Free memory was 129.8MB in the beginning and 125.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.24ms. Allocated memory is still 163.6MB. Free memory was 125.6MB in the beginning and 122.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1523.23ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 122.0MB in the beginning and 156.4MB in the end (delta: -34.4MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3172.52ms. Allocated memory was 197.1MB in the beginning and 251.7MB in the end (delta: 54.5MB). Free memory was 155.3MB in the beginning and 151.9MB in the end (delta: 3.4MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. * Witness Printer took 5.21ms. Allocated memory is still 251.7MB. Free memory was 151.9MB in the beginning and 150.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryArithmeticDOUBLEoperation at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {1, 1} }; [L25-L27] double double_Array_0[5] = { 100000000000.4, 100000000000.2, 256.4, 50.5, 9.5 }; [L28-L30] float float_Array_0[1] = { 0.25 }; [L31-L33] signed char signed_char_Array_0[5] = { -2, -10, 4, -16, 4 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[1] = { 2 }; [L37-L39] unsigned short int unsigned_short_int_Array_0[1] = { 10000 }; [L40] unsigned char last_1_BOOL_unsigned_char_Array_0_1__1_ = 1; [L41] double last_1_double_Array_0_2_ = 256.4; [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L93] EXPR BOOL_unsigned_char_Array_0[1][1] [L93] last_1_BOOL_unsigned_char_Array_0_1__1_ = BOOL_unsigned_char_Array_0[1][1] [L94] EXPR double_Array_0[2] [L94] last_1_double_Array_0_2_ = double_Array_0[2] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L64] BOOL_unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L65] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L65] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L66] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L67] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L68] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L68] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L69] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L70] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L73] double_Array_0[1] = __VERIFIER_nondet_double() [L74] EXPR double_Array_0[1] [L74] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L74] EXPR double_Array_0[1] [L74] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L74] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] CALL assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] double_Array_0[3] = __VERIFIER_nondet_double() [L76] EXPR double_Array_0[3] [L76] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F [L76] EXPR double_Array_0[3] [L76] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F [L76] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] CALL assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] double_Array_0[4] = __VERIFIER_nondet_double() [L78] EXPR double_Array_0[4] [L78] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L78] EXPR double_Array_0[4] [L78] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L78] EXPR (double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] CALL assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] float_Array_0[0] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L80] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] EXPR float_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(float_Array_0[0] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(float_Array_0[0] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L83] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] CALL assume_abort_if_not(signed_char_Array_0[0] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_char_Array_0[0] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L86] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] CALL assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] CALL assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] signed_char_Array_0[4] = __VERIFIER_nondet_char() [L89] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(signed_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(signed_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] CALL assume_abort_if_not(signed_char_Array_0[4] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(signed_char_Array_0[4] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L105] RET updateVariables() [L106] CALL step() [L45] BOOL_unsigned_char_Array_0[0][0] [L45] COND FALSE !(BOOL_unsigned_char_Array_0[0][0]) [L48] EXPR signed_char_Array_0[0] [L48] EXPR signed_char_Array_0[1] [L48] EXPR signed_char_Array_0[4] [L48] EXPR (((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])) [L48] EXPR signed_char_Array_0[4] [L48] EXPR (((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])) [L48] signed_char_Array_0[3] = (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])))) [L49] EXPR double_Array_0[4] [L49] double_Array_0[0] = double_Array_0[4] [L50] signed_char_Array_0[2] = 1 [L51] unsigned_short_int_Array_0[0] = 10 [L52] EXPR double_Array_0[0] [L52] EXPR double_Array_0[0] [L52] EXPR float_Array_0[0] [L52] EXPR double_Array_0[0] [L52] COND TRUE (double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0] [L53] EXPR double_Array_0[0] [L53] COND TRUE double_Array_0[0] >= last_1_double_Array_0_2_ [L54] EXPR double_Array_0[1] [L54] EXPR double_Array_0[3] [L54] EXPR double_Array_0[4] [L54] EXPR (((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12) [L54] EXPR double_Array_0[3] [L54] EXPR double_Array_0[4] [L54] EXPR (((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12) [L54] double_Array_0[2] = (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))) [L59] EXPR double_Array_0[0] [L59] EXPR double_Array_0[2] [L59] EXPR double_Array_0[2] [L59] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) [L59] EXPR double_Array_0[2] [L59] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) [L59] EXPR double_Array_0[2] [L59] COND TRUE double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2]) [L60] EXPR BOOL_unsigned_char_Array_0[0][1] [L60] EXPR BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0]) [L60] EXPR last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0] [L60] EXPR (last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0] [L60] EXPR BOOL_unsigned_char_Array_0[0][0] [L60] EXPR (last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0] [L60] EXPR BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0]) [L60] BOOL_unsigned_char_Array_0[1][1] = (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])) [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR double_Array_0[0] [L97] EXPR double_Array_0[2] [L97] EXPR double_Array_0[2] [L97] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) [L97] EXPR double_Array_0[2] [L97] EXPR ((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]) [L97] EXPR double_Array_0[2] [L97] EXPR (double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1 [L97] EXPR ((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1) [L97] EXPR BOOL_unsigned_char_Array_0[0][0] [L97] EXPR BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1 [L97] EXPR ((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1) [L97] EXPR (((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])))))) [L97] EXPR signed_char_Array_0[3] [L97] EXPR signed_char_Array_0[0] [L97] EXPR signed_char_Array_0[1] [L97] EXPR signed_char_Array_0[4] [L97] EXPR (((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])) [L97] EXPR signed_char_Array_0[4] [L97] EXPR (((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])) [L97] EXPR (((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4])))))) [L97] EXPR ((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1) [L97] EXPR double_Array_0[0] [L97] EXPR double_Array_0[0] [L97] EXPR float_Array_0[0] [L97] EXPR double_Array_0[0] [L97] EXPR ((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1 [L97] EXPR double_Array_0[0] [L97] EXPR (double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4])))))) [L97] EXPR double_Array_0[2] [L97] EXPR double_Array_0[1] [L97] EXPR double_Array_0[3] [L97] EXPR double_Array_0[4] [L97] EXPR (((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12) [L97] EXPR double_Array_0[3] [L97] EXPR double_Array_0[4] [L97] EXPR (((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12) [L97] EXPR (double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4])))))) [L97] EXPR ((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1 [L97] EXPR ((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1) [L97] EXPR (((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4])) [L97] EXPR ((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1)) [L97] EXPR (((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) 10)) [L97-L98] return (((((((double_Array_0[0] < (((((double_Array_0[2]) < (double_Array_0[2])) ? (double_Array_0[2]) : (double_Array_0[2]))) * double_Array_0[2])) ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (BOOL_unsigned_char_Array_0[0][1] && ((last_1_BOOL_unsigned_char_Array_0_1__1_ || BOOL_unsigned_char_Array_0[1][0]) && BOOL_unsigned_char_Array_0[0][0])))) : 1) && (BOOL_unsigned_char_Array_0[0][0] ? (unsigned_long_int_Array_0[0] == ((unsigned long int) 2u)) : 1)) && (signed_char_Array_0[3] == ((signed char) (((((signed_char_Array_0[0] + signed_char_Array_0[1])) < ((10 - signed_char_Array_0[4]))) ? ((signed_char_Array_0[0] + signed_char_Array_0[1])) : ((10 - signed_char_Array_0[4]))))))) && (((double_Array_0[0] + (double_Array_0[0] / float_Array_0[0])) == double_Array_0[0]) ? ((double_Array_0[0] >= last_1_double_Array_0_2_) ? (double_Array_0[2] == ((double) (double_Array_0[1] - (((((double_Array_0[3] + double_Array_0[4])) < (9.9999999999995E12)) ? ((double_Array_0[3] + double_Array_0[4])) : (9.9999999999995E12)))))) : (double_Array_0[2] == ((double) ((((double_Array_0[1]) < ((5.75 + double_Array_0[4]))) ? (double_Array_0[1]) : ((5.75 + double_Array_0[4]))))))) : 1)) && (double_Array_0[0] == ((double) double_Array_0[4]))) && (signed_char_Array_0[2] == ((signed char) 1))) && (unsigned_short_int_Array_0[0] == ((unsigned short int) 10)) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_1__1_=1, last_1_double_Array_0_2_=1282/5, signed_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 1, TraceHistogramMax: 17, 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=43occurred 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, 1.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 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 [2023-11-23 20:36:35,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire --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 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:36:37,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:36:37,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:36:37,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:36:37,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:36:37,949 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:36:37,950 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:36:37,951 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:36:37,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:36:37,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:36:37,957 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:36:37,958 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:36:37,958 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:36:37,960 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:36:37,961 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:36:37,961 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:36:37,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:36:37,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:36:37,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:36:37,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:36:37,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:36:37,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:36:37,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:36:37,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:36:37,966 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:36:37,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:36:37,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:36:37,967 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:36:37,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:36:37,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:36:37,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:36:37,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:36:37,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:36:37,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:36:37,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:37,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:36:37,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:36:37,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:36:37,971 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:36:37,972 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:36:37,973 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:36:37,973 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:36:37,973 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:36:37,974 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:36:37,974 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_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1b99a13fe789fcacb85c536e70757eaddea3ef4c22e9aee449ecb3b551f3f3 [2023-11-23 20:36:38,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:36:38,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:36:38,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:36:38,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:36:38,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:36:38,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2023-11-23 20:36:41,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:36:42,081 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:36:42,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i [2023-11-23 20:36:42,096 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data/7619270aa/2a92063cb6bf45079e6513f2e340ef50/FLAG377c93966 [2023-11-23 20:36:42,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/data/7619270aa/2a92063cb6bf45079e6513f2e340ef50 [2023-11-23 20:36:42,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:36:42,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:36:42,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:42,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:36:42,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:36:42,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69bc6a57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42, skipping insertion in model container [2023-11-23 20:36:42,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,160 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:36:42,351 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_39f1ec8d-96ef-45ed-a182-ed52f493926a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2023-11-23 20:36:42,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:42,506 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:36:42,523 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_39f1ec8d-96ef-45ed-a182-ed52f493926a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-72.i[916,929] [2023-11-23 20:36:42,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:42,648 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:36:42,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42 WrapperNode [2023-11-23 20:36:42,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:42,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:42,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:36:42,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:36:42,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,758 INFO L138 Inliner]: procedures = 39, calls = 172, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 485 [2023-11-23 20:36:42,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:42,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:36:42,767 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:36:42,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:36:42,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,914 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:36:42,915 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:36:42,915 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:36:42,915 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:36:42,916 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (1/1) ... [2023-11-23 20:36:42,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:42,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:42,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:36:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:36:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-23 20:36:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-23 20:36:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:36:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-23 20:36:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:36:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:36:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-23 20:36:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-23 20:36:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:36:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-23 20:36:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-23 20:36:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-23 20:36:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:36:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:36:43,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:36:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:36:43,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:36:43,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-23 20:36:43,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:36:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:36:43,192 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:36:43,195 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:37:02,776 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:37:02,834 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:37:02,834 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:37:02,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:02 BoogieIcfgContainer [2023-11-23 20:37:02,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:37:02,838 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:37:02,838 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:37:02,841 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:37:02,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:36:42" (1/3) ... [2023-11-23 20:37:02,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@353e4fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:02, skipping insertion in model container [2023-11-23 20:37:02,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:42" (2/3) ... [2023-11-23 20:37:02,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@353e4fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:02, skipping insertion in model container [2023-11-23 20:37:02,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:02" (3/3) ... [2023-11-23 20:37:02,845 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-72.i [2023-11-23 20:37:02,864 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:37:02,865 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:37:02,917 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:37:02,923 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;@50a5ac3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:37:02,923 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:37:02,927 INFO L276 IsEmpty]: Start isEmpty. Operand has 121 states, 101 states have (on average 1.4455445544554455) internal successors, (146), 102 states have internal predecessors, (146), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:37:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:37:02,943 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:02,944 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:02,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:02,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:02,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1627963833, now seen corresponding path program 1 times [2023-11-23 20:37:02,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:02,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2147431386] [2023-11-23 20:37:02,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:02,969 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 [2023-11-23 20:37:02,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:03,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:37:03,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:04,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:37:04,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-23 20:37:04,755 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:04,756 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:04,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2147431386] [2023-11-23 20:37:04,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2147431386] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:04,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:04,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:37:04,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28858079] [2023-11-23 20:37:04,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:04,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:37:04,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:04,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:37:04,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:37:04,821 INFO L87 Difference]: Start difference. First operand has 121 states, 101 states have (on average 1.4455445544554455) internal successors, (146), 102 states have internal predecessors, (146), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-23 20:37:04,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:04,908 INFO L93 Difference]: Finished difference Result 239 states and 375 transitions. [2023-11-23 20:37:04,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:37:04,911 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 144 [2023-11-23 20:37:04,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:04,919 INFO L225 Difference]: With dead ends: 239 [2023-11-23 20:37:04,920 INFO L226 Difference]: Without dead ends: 119 [2023-11-23 20:37:04,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:37:04,927 INFO L413 NwaCegarLoop]: 171 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, 171 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 [2023-11-23 20:37:04,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 20:37:04,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-23 20:37:04,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2023-11-23 20:37:04,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 100 states have (on average 1.41) internal successors, (141), 100 states have internal predecessors, (141), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:37:04,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 175 transitions. [2023-11-23 20:37:04,992 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 175 transitions. Word has length 144 [2023-11-23 20:37:04,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:04,993 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 175 transitions. [2023-11-23 20:37:04,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-23 20:37:04,993 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2023-11-23 20:37:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:37:05,000 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:05,000 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:05,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 20:37:05,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:05,213 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:05,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:05,214 INFO L85 PathProgramCache]: Analyzing trace with hash -78778003, now seen corresponding path program 1 times [2023-11-23 20:37:05,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:05,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [907766902] [2023-11-23 20:37:05,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:05,217 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 [2023-11-23 20:37:05,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:05,219 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:37:05,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:06,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:37:07,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-23 20:37:07,183 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:07,183 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:07,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [907766902] [2023-11-23 20:37:07,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [907766902] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:07,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:07,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 20:37:07,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567455839] [2023-11-23 20:37:07,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:07,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:37:07,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:07,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:37:07,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:37:07,188 INFO L87 Difference]: Start difference. First operand 119 states and 175 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:07,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:07,534 INFO L93 Difference]: Finished difference Result 262 states and 386 transitions. [2023-11-23 20:37:07,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 20:37:07,535 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2023-11-23 20:37:07,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:07,539 INFO L225 Difference]: With dead ends: 262 [2023-11-23 20:37:07,539 INFO L226 Difference]: Without dead ends: 144 [2023-11-23 20:37:07,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:37:07,543 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 40 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:07,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 558 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 20:37:07,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-23 20:37:07,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 121. [2023-11-23 20:37:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.4019607843137254) internal successors, (143), 102 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:37:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2023-11-23 20:37:07,561 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 144 [2023-11-23 20:37:07,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:07,563 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2023-11-23 20:37:07,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2023-11-23 20:37:07,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 20:37:07,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:07,569 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:07,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:07,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:07,773 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:07,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:07,773 INFO L85 PathProgramCache]: Analyzing trace with hash -714556446, now seen corresponding path program 1 times [2023-11-23 20:37:07,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:07,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957178038] [2023-11-23 20:37:07,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:07,776 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 [2023-11-23 20:37:07,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:07,777 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:37:07,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:09,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:37:09,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-23 20:37:09,711 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:09,711 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:09,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1957178038] [2023-11-23 20:37:09,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1957178038] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:09,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:09,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 20:37:09,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872437677] [2023-11-23 20:37:09,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:09,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 20:37:09,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:09,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 20:37:09,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 20:37:09,715 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:10,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:10,863 INFO L93 Difference]: Finished difference Result 273 states and 399 transitions. [2023-11-23 20:37:10,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 20:37:10,872 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2023-11-23 20:37:10,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:10,876 INFO L225 Difference]: With dead ends: 273 [2023-11-23 20:37:10,876 INFO L226 Difference]: Without dead ends: 153 [2023-11-23 20:37:10,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-23 20:37:10,878 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 83 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:10,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 816 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 20:37:10,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-11-23 20:37:10,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 127. [2023-11-23 20:37:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 108 states have (on average 1.3796296296296295) internal successors, (149), 108 states have internal predecessors, (149), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:37:10,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 183 transitions. [2023-11-23 20:37:10,910 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 183 transitions. Word has length 146 [2023-11-23 20:37:10,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:10,911 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 183 transitions. [2023-11-23 20:37:10,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2023-11-23 20:37:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 20:37:10,922 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:10,923 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:10,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:11,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:11,137 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:11,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:11,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1523903072, now seen corresponding path program 1 times [2023-11-23 20:37:11,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:11,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992178523] [2023-11-23 20:37:11,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:11,139 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 [2023-11-23 20:37:11,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:11,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:37:11,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:12,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:37:12,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-23 20:37:13,244 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:13,244 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:13,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [992178523] [2023-11-23 20:37:13,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [992178523] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:13,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:13,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 20:37:13,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999522515] [2023-11-23 20:37:13,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:13,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 20:37:13,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:13,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 20:37:13,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:37:13,247 INFO L87 Difference]: Start difference. First operand 127 states and 183 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:14,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:14,648 INFO L93 Difference]: Finished difference Result 282 states and 403 transitions. [2023-11-23 20:37:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-23 20:37:14,650 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2023-11-23 20:37:14,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:14,652 INFO L225 Difference]: With dead ends: 282 [2023-11-23 20:37:14,653 INFO L226 Difference]: Without dead ends: 156 [2023-11-23 20:37:14,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-23 20:37:14,655 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 85 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 971 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:14,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 971 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 20:37:14,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-23 20:37:14,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 129. [2023-11-23 20:37:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 110 states have (on average 1.3727272727272728) internal successors, (151), 110 states have internal predecessors, (151), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:37:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 185 transitions. [2023-11-23 20:37:14,679 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 185 transitions. Word has length 146 [2023-11-23 20:37:14,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:14,681 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 185 transitions. [2023-11-23 20:37:14,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:14,682 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 185 transitions. [2023-11-23 20:37:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 20:37:14,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:14,687 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:14,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:14,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:14,900 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:14,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:14,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1466644770, now seen corresponding path program 1 times [2023-11-23 20:37:14,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:14,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [315238310] [2023-11-23 20:37:14,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:14,902 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 [2023-11-23 20:37:14,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:14,903 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:37:14,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:16,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:37:16,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:17,068 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-23 20:37:17,068 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:17,068 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:17,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [315238310] [2023-11-23 20:37:17,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [315238310] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:17,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:17,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 20:37:17,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707725188] [2023-11-23 20:37:17,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:17,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 20:37:17,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:17,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 20:37:17,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-23 20:37:17,080 INFO L87 Difference]: Start difference. First operand 129 states and 185 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:19,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:19,185 INFO L93 Difference]: Finished difference Result 285 states and 402 transitions. [2023-11-23 20:37:19,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 20:37:19,188 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2023-11-23 20:37:19,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:19,190 INFO L225 Difference]: With dead ends: 285 [2023-11-23 20:37:19,190 INFO L226 Difference]: Without dead ends: 157 [2023-11-23 20:37:19,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=148, Invalid=358, Unknown=0, NotChecked=0, Total=506 [2023-11-23 20:37:19,193 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 71 mSDsluCounter, 960 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:19,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 1121 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-23 20:37:19,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-23 20:37:19,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 131. [2023-11-23 20:37:19,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 112 states have (on average 1.3660714285714286) internal successors, (153), 112 states have internal predecessors, (153), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-23 20:37:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 187 transitions. [2023-11-23 20:37:19,207 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 187 transitions. Word has length 146 [2023-11-23 20:37:19,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:19,208 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 187 transitions. [2023-11-23 20:37:19,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-23 20:37:19,209 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 187 transitions. [2023-11-23 20:37:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 20:37:19,211 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:19,212 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:19,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:19,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:37:19,438 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:19,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:19,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1466585188, now seen corresponding path program 1 times [2023-11-23 20:37:19,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:19,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71519379] [2023-11-23 20:37:19,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:19,440 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 [2023-11-23 20:37:19,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:19,441 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:37:19,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f1ec8d-96ef-45ed-a182-ed52f493926a/bin/utaipan-verify-mE87zJ7Ire/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 (7)] Waiting until timeout for monitored process [2023-11-23 20:37:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:21,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:37:21,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:22,013 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:37:22,013 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 173 treesize of output 65 [2023-11-23 20:37:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-23 20:37:22,177 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:22,180 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:22,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71519379] [2023-11-23 20:37:22,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71519379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:22,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:22,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:37:22,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103103642] [2023-11-23 20:37:22,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:22,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 20:37:22,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:22,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 20:37:22,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 20:37:22,183 INFO L87 Difference]: Start difference. First operand 131 states and 187 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-23 20:37:26,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers []