./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ --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 f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:46,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:46,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:19:46,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:46,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:46,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:46,923 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:46,924 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:46,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:46,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:46,931 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:46,933 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:46,933 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:46,935 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:19:46,936 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:46,937 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:46,937 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:19:46,938 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:19:46,938 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:46,939 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:19:46,941 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:19:46,942 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:19:46,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:46,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:46,944 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:46,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:19:46,945 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:46,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:46,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:46,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:46,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:46,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:46,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:46,976 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:46,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:46,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:46,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:46,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:46,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:46,978 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:46,978 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:19:46,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:19:46,981 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:46,981 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:46,981 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:46,982 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 [2023-11-19 05:19:47,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:47,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:47,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:47,358 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:47,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:47,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-19 05:19:50,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:50,811 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:50,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-19 05:19:50,826 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data/ef5659ace/7bdbd342c6ba47649509f43440f8051c/FLAG9a2889084 [2023-11-19 05:19:50,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data/ef5659ace/7bdbd342c6ba47649509f43440f8051c [2023-11-19 05:19:50,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:50,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:50,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:50,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:50,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:50,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:50" (1/1) ... [2023-11-19 05:19:50,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbeb4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:50, skipping insertion in model container [2023-11-19 05:19:50,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:50" (1/1) ... [2023-11-19 05:19:50,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:51,056 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-19 05:19:51,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:51,155 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:19:51,167 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-19 05:19:51,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:51,261 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:19:51,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51 WrapperNode [2023-11-19 05:19:51,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:51,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:51,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:19:51,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:19:51,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,339 INFO L138 Inliner]: procedures = 29, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 444 [2023-11-19 05:19:51,340 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:51,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:19:51,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:19:51,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:19:51,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,395 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:19:51,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:19:51,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:19:51,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:19:51,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:51,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:19:51,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:19:51,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:19:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:19:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:19:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:19:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:19:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:19:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:19:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:19:51,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:19:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:19:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:19:51,677 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:19:51,679 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:19:52,426 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:19:53,590 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:19:53,591 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:19:53,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:53 BoogieIcfgContainer [2023-11-19 05:19:53,597 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:19:53,601 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:19:53,602 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:19:53,605 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:19:53,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:19:50" (1/3) ... [2023-11-19 05:19:53,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c66945 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:53, skipping insertion in model container [2023-11-19 05:19:53,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51" (2/3) ... [2023-11-19 05:19:53,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20c66945 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:53, skipping insertion in model container [2023-11-19 05:19:53,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:53" (3/3) ... [2023-11-19 05:19:53,611 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-4.i [2023-11-19 05:19:53,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:19:53,631 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:19:53,703 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:19:53,712 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;@34e30eaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:19:53,712 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:19:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 05:19:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 05:19:53,731 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:53,733 INFO L195 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:19:53,734 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:53,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:53,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1186557836, now seen corresponding path program 1 times [2023-11-19 05:19:53,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:19:53,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463704904] [2023-11-19 05:19:53,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:53,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:19:54,086 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:19:54,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1170341539] [2023-11-19 05:19:54,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:54,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:19:54,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:19:54,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:19:54,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:19:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:19:56,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:19:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:19:59,698 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:19:59,701 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:19:59,702 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:19:59,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:19:59,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:19:59,937 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:19:59,941 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:19:59,989 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-19 05:19:59,992 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 05:19:59,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:19:59,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 05:20:00,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-19 05:20:00,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-19 05:20:00,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 05:20:00,001 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-19 05:20:00,001 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 05:20:00,001 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-19 05:20:00,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-19 05:20:00,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 05:20:00,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 05:20:00,002 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:20:00,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 05:20:00,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-19 05:20:00,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-19 05:20:00,003 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 05:20:00,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:20:00,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 05:20:00,004 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 05:20:00,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 05:20:00,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-19 05:20:00,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 05:20:00,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 05:20:00,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-19 05:20:00,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 05:20:00,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:20:00,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 05:20:00,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 05:20:00,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 05:20:00,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 05:20:00,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-19 05:20:00,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 05:20:00,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 05:20:00,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 05:20:00,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 05:20:00,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 05:20:00,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 05:20:00,015 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 05:20:00,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 05:20:00,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 05:20:00,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-19 05:20:00,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 05:20:00,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 05:20:00,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 05:20:00,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-19 05:20:00,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 05:20:00,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 05:20:00,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 05:20:00,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 05:20:00,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 05:20:00,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 05:20:00,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 05:20:00,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-19 05:20:00,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 05:20:00,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 05:20:00,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 05:20:00,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 05:20:00,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 05:20:00,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 05:20:00,030 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 05:20:00,030 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 05:20:00,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 05:20:00,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 05:20:00,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 05:20:00,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 05:20:00,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 05:20:00,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 05:20:00,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 05:20:00,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:20:00,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:20:00,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:20:00,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:20:00,046 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 05:20:00,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 05:20:00,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:20:00,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:20:00,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:20:00 BoogieIcfgContainer [2023-11-19 05:20:00,077 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:20:00,078 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:20:00,078 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:20:00,078 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:20:00,079 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:53" (3/4) ... [2023-11-19 05:20:00,086 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:20:00,088 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:20:00,090 INFO L158 Benchmark]: Toolchain (without parser) took 9242.36ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 100.0MB in the beginning and 73.9MB in the end (delta: 26.2MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,093 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 146.8MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:20:00,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.12ms. Allocated memory is still 146.8MB. Free memory was 100.0MB in the beginning and 84.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.12ms. Allocated memory is still 146.8MB. Free memory was 84.3MB in the beginning and 80.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,100 INFO L158 Benchmark]: Boogie Preprocessor took 62.05ms. Allocated memory is still 146.8MB. Free memory was 80.1MB in the beginning and 76.5MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,102 INFO L158 Benchmark]: RCFGBuilder took 2194.39ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 76.5MB in the beginning and 153.5MB in the end (delta: -77.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,103 INFO L158 Benchmark]: TraceAbstraction took 6476.61ms. Allocated memory is still 205.5MB. Free memory was 152.5MB in the beginning and 74.9MB in the end (delta: 77.6MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,105 INFO L158 Benchmark]: Witness Printer took 9.86ms. Allocated memory is still 205.5MB. Free memory was 74.9MB in the beginning and 73.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,108 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 146.8MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.12ms. Allocated memory is still 146.8MB. Free memory was 100.0MB in the beginning and 84.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.12ms. Allocated memory is still 146.8MB. Free memory was 84.3MB in the beginning and 80.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.05ms. Allocated memory is still 146.8MB. Free memory was 80.1MB in the beginning and 76.5MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2194.39ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 76.5MB in the beginning and 153.5MB in the end (delta: -77.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6476.61ms. Allocated memory is still 205.5MB. Free memory was 152.5MB in the beginning and 74.9MB in the end (delta: 77.6MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Witness Printer took 9.86ms. Allocated memory is still 205.5MB. Free memory was 74.9MB in the beginning and 73.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 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~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 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~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 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~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 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~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 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~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[2][2] = { {99.6, 127.5}, {256.5, 16.5} }; [L25-L27] signed short int signed_short_int_Array_0[1] = { -25 }; [L28-L30] unsigned char unsigned_char_Array_0[2][2] = { {4, 8}, {4, 0} }; [L31-L33] unsigned long int unsigned_long_int_Array_0[2] = { 10, 4288034294 }; [L34-L36] unsigned short int unsigned_short_int_Array_0[2] = { 4, 5 }; [L37] unsigned char last_1_unsigned_char_Array_0_1__1_ = 0; [L38] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 10; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L89] EXPR unsigned_char_Array_0[1][1] [L89] last_1_unsigned_char_Array_0_1__1_ = unsigned_char_Array_0[1][1] [L90] EXPR unsigned_long_int_Array_0[0] [L90] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L100] RET updateLastVariables() [L101] CALL updateVariables() [L64] float_Array_0[0][0] = __VERIFIER_nondet_float() [L65] EXPR float_Array_0[0][0] [L65] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L65] EXPR float_Array_0[0][0] [L65] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L65] EXPR (float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] CALL assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L66] float_Array_0[1][0] = __VERIFIER_nondet_float() [L67] EXPR float_Array_0[1][0] [L67] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L67] EXPR float_Array_0[1][0] [L67] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L67] EXPR (float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] CALL assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] EXPR float_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] CALL assume_abort_if_not(float_Array_0[1][0] != 0.0F) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(float_Array_0[1][0] != 0.0F) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L69] float_Array_0[0][1] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F [L70] EXPR (float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] CALL assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L71] float_Array_0[1][1] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F [L72] EXPR (float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F ) [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F [L72] EXPR (float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] CALL assume_abort_if_not((float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] EXPR float_Array_0[1][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] CALL assume_abort_if_not(float_Array_0[1][1] != 0.0F) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(float_Array_0[1][1] != 0.0F) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L74] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L75] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L79] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L79] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(unsigned_char_Array_0[1][0] <= 254) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L82] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L82] CALL assume_abort_if_not(unsigned_char_Array_0[0][1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(unsigned_char_Array_0[0][1] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] CALL assume_abort_if_not(unsigned_char_Array_0[0][1] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(unsigned_char_Array_0[0][1] <= 254) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L85] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L86] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L86] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L101] RET updateVariables() [L102] CALL step() [L42] EXPR signed_short_int_Array_0[0] [L42] unsigned long int stepLocal_2 = last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]; [L43] COND TRUE stepLocal_2 != (last_1_unsigned_char_Array_0_1__1_ - 64) [L44] EXPR unsigned_char_Array_0[1][0] [L44] EXPR unsigned_char_Array_0[0][1] [L44] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L44] EXPR unsigned_char_Array_0[0][1] [L44] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L44] unsigned_char_Array_0[0][0] = ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))) [L48] EXPR float_Array_0[0][0] [L48] EXPR float_Array_0[0][1] [L48] EXPR float_Array_0[1][1] [L48] EXPR float_Array_0[1][0] [L48] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L48] EXPR float_Array_0[1][1] [L48] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L48] COND FALSE !((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) [L51] EXPR unsigned_long_int_Array_0[1] [L51] EXPR unsigned_char_Array_0[1][0] [L51] unsigned_long_int_Array_0[0] = (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]) [L53] EXPR unsigned_char_Array_0[0][1] [L53] unsigned_char_Array_0[1][1] = unsigned_char_Array_0[0][1] [L54] EXPR unsigned_char_Array_0[1][1] [L54] unsigned_short_int_Array_0[0] = unsigned_char_Array_0[1][1] [L55] EXPR signed_short_int_Array_0[0] [L55] signed long int stepLocal_1 = - signed_short_int_Array_0[0]; [L56] EXPR unsigned_short_int_Array_0[0] [L56] EXPR signed_short_int_Array_0[0] [L56] signed long int stepLocal_0 = unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]; [L57] EXPR unsigned_short_int_Array_0[0] [L57] COND FALSE !(stepLocal_0 >= unsigned_short_int_Array_0[0]) [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR signed_short_int_Array_0[0] [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1 [L93] EXPR (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1])) [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR unsigned_char_Array_0[1][1] [L93] EXPR (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1])) [L93] EXPR ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))) [L93] EXPR signed_short_int_Array_0[0] [L93] EXPR ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))) [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR unsigned_char_Array_0[0][1] [L93] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L93] EXPR unsigned_char_Array_0[0][1] [L93] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L93] EXPR ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))) [L93] EXPR ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))) [L93] EXPR (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))) [L93] EXPR float_Array_0[0][0] [L93] EXPR float_Array_0[0][1] [L93] EXPR float_Array_0[1][1] [L93] EXPR float_Array_0[1][0] [L93] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L93] EXPR float_Array_0[1][0] [L93] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L93] EXPR ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))) [L93] EXPR unsigned_long_int_Array_0[0] [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0]) [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0]) [L93] EXPR ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))) [L93] EXPR (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))) [L93] EXPR ((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1])) [L93-L94] return ((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1])) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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 [2023-11-19 05:20:00,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ --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 f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:20:02,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:20:03,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:20:03,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:20:03,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:20:03,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:20:03,084 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:20:03,084 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:20:03,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:20:03,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:20:03,087 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:20:03,087 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:20:03,088 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:20:03,089 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:20:03,089 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:20:03,090 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:20:03,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:20:03,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:20:03,092 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:20:03,093 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:20:03,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:20:03,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:20:03,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:20:03,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:20:03,097 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:20:03,097 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:20:03,098 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:20:03,098 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:20:03,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:20:03,100 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:20:03,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:20:03,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:20:03,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:20:03,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:03,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:20:03,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:20:03,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:20:03,104 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:20:03,104 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:20:03,105 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:20:03,105 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:20:03,109 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:20:03,109 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 [2023-11-19 05:20:03,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:20:03,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:20:03,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:20:03,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:20:03,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:20:03,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-19 05:20:07,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:20:07,365 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:20:07,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-19 05:20:07,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data/074571392/2f2562130ba9427bb21c0a20afb25456/FLAG18228a043 [2023-11-19 05:20:07,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/data/074571392/2f2562130ba9427bb21c0a20afb25456 [2023-11-19 05:20:07,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:20:07,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:20:07,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:07,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:20:07,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:20:07,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7430e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07, skipping insertion in model container [2023-11-19 05:20:07,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:20:07,594 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-19 05:20:07,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:07,692 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:20:07,707 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_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-19 05:20:07,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:07,829 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:20:07,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07 WrapperNode [2023-11-19 05:20:07,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:07,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:07,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:20:07,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:20:07,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,918 INFO L138 Inliner]: procedures = 36, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 443 [2023-11-19 05:20:07,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:07,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:20:07,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:20:07,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:20:07,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,980 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:20:07,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:20:07,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:20:07,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:20:07,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:08,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:20:08,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:20:08,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:20:08,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:20:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:20:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:20:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:20:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:20:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 05:20:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:20:08,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:20:08,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 05:20:08,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 05:20:08,107 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:20:08,107 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:20:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:20:08,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:20:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:20:08,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:20:08,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:20:08,241 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:20:08,243 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:20:17,664 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:20:17,676 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:20:17,677 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:20:17,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:17 BoogieIcfgContainer [2023-11-19 05:20:17,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:20:17,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:20:17,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:20:17,691 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:20:17,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:20:07" (1/3) ... [2023-11-19 05:20:17,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774476f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:17, skipping insertion in model container [2023-11-19 05:20:17,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07" (2/3) ... [2023-11-19 05:20:17,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774476f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:17, skipping insertion in model container [2023-11-19 05:20:17,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:17" (3/3) ... [2023-11-19 05:20:17,695 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-4.i [2023-11-19 05:20:17,720 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:20:17,720 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:20:17,817 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:20:17,826 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;@27577475, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:20:17,827 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:20:17,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 92 states have (on average 1.423913043478261) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 05:20:17,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 05:20:17,861 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:17,863 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:17,864 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:17,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:17,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1671071366, now seen corresponding path program 1 times [2023-11-19 05:20:17,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:17,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [722713326] [2023-11-19 05:20:17,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:17,899 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 [2023-11-19 05:20:17,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:17,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:20:17,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:18,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:20:18,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-11-19 05:20:18,978 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:20:18,979 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:20:18,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [722713326] [2023-11-19 05:20:18,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [722713326] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:20:18,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:20:18,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:20:18,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502298422] [2023-11-19 05:20:18,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:20:18,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:20:18,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:20:19,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:20:19,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:20:19,030 INFO L87 Difference]: Start difference. First operand has 110 states, 92 states have (on average 1.423913043478261) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 05:20:19,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:20:19,069 INFO L93 Difference]: Finished difference Result 213 states and 331 transitions. [2023-11-19 05:20:19,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:20:19,072 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 130 [2023-11-19 05:20:19,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:20:19,083 INFO L225 Difference]: With dead ends: 213 [2023-11-19 05:20:19,083 INFO L226 Difference]: Without dead ends: 106 [2023-11-19 05:20:19,088 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:20:19,093 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:20:19,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:20:19,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-19 05:20:19,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2023-11-19 05:20:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 89 states have (on average 1.3932584269662922) internal successors, (124), 89 states have internal predecessors, (124), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 05:20:19,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2023-11-19 05:20:19,157 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 130 [2023-11-19 05:20:19,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:20:19,158 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2023-11-19 05:20:19,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 05:20:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2023-11-19 05:20:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 05:20:19,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:19,165 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:19,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:20:19,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:19,383 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:19,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:19,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1599009948, now seen corresponding path program 1 times [2023-11-19 05:20:19,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:19,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1752597893] [2023-11-19 05:20:19,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:19,386 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 [2023-11-19 05:20:19,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:19,388 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:20:19,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:20,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:20:20,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2023-11-19 05:20:20,318 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:20:20,318 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:20:20,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1752597893] [2023-11-19 05:20:20,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1752597893] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:20:20,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:20:20,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:20:20,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680067234] [2023-11-19 05:20:20,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:20:20,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:20:20,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:20:20,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:20:20,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:20:20,323 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 05:20:20,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:20:20,475 INFO L93 Difference]: Finished difference Result 215 states and 314 transitions. [2023-11-19 05:20:20,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:20:20,479 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 130 [2023-11-19 05:20:20,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:20:20,481 INFO L225 Difference]: With dead ends: 215 [2023-11-19 05:20:20,481 INFO L226 Difference]: Without dead ends: 112 [2023-11-19 05:20:20,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:20:20,484 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 10 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:20:20,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 447 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:20:20,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-19 05:20:20,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 108. [2023-11-19 05:20:20,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 91 states have internal predecessors, (126), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 05:20:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 156 transitions. [2023-11-19 05:20:20,506 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 156 transitions. Word has length 130 [2023-11-19 05:20:20,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:20:20,507 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 156 transitions. [2023-11-19 05:20:20,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 05:20:20,508 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 156 transitions. [2023-11-19 05:20:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 05:20:20,511 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:20,511 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:20,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:20,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:20,719 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:20,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:20,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1627510238, now seen corresponding path program 1 times [2023-11-19 05:20:20,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:20,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1393102834] [2023-11-19 05:20:20,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:20,721 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:20:20,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:20,723 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:20:20,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:21,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:20:21,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:21,688 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 05:20:21,688 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:20:21,688 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:20:21,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1393102834] [2023-11-19 05:20:21,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1393102834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:20:21,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:20:21,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:20:21,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54397308] [2023-11-19 05:20:21,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:20:21,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:20:21,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:20:21,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:20:21,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:20:21,693 INFO L87 Difference]: Start difference. First operand 108 states and 156 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-19 05:20:21,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:20:21,957 INFO L93 Difference]: Finished difference Result 222 states and 321 transitions. [2023-11-19 05:20:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:20:21,963 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 130 [2023-11-19 05:20:21,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:20:21,968 INFO L225 Difference]: With dead ends: 222 [2023-11-19 05:20:21,971 INFO L226 Difference]: Without dead ends: 117 [2023-11-19 05:20:21,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:20:21,979 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 10 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:20:21,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 585 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:20:21,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-19 05:20:22,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 112. [2023-11-19 05:20:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 95 states have (on average 1.368421052631579) internal successors, (130), 95 states have internal predecessors, (130), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 05:20:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 160 transitions. [2023-11-19 05:20:22,013 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 160 transitions. Word has length 130 [2023-11-19 05:20:22,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:20:22,016 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 160 transitions. [2023-11-19 05:20:22,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-19 05:20:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2023-11-19 05:20:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 05:20:22,028 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:22,028 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:20:22,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-19 05:20:22,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:22,243 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:22,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:22,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1629357280, now seen corresponding path program 1 times [2023-11-19 05:20:22,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:22,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140402888] [2023-11-19 05:20:22,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:22,246 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 [2023-11-19 05:20:22,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:22,249 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:20:22,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:20:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:23,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 05:20:23,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:23,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2023-11-19 05:20:28,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2023-11-19 05:20:29,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2023-11-19 05:20:29,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2023-11-19 05:20:30,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2023-11-19 05:20:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 90 proven. 198 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 05:20:31,282 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:20:32,745 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:20:32,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140402888] [2023-11-19 05:20:32,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140402888] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:20:32,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1080562321] [2023-11-19 05:20:32,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:32,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:20:32,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:20:32,748 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:20:32,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd869b2-3a6d-4c0e-a3fe-d8731a00603c/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 05:20:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:20:34,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:20:34,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:20:34,729 INFO L349 Elim1Store]: treesize reduction 3, result has 78.6 percent of original size [2023-11-19 05:20:34,730 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 28 treesize of output 23 [2023-11-19 05:20:36,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 05:20:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 05:20:37,658 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:20:37,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1080562321] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:20:37,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 05:20:37,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 13 [2023-11-19 05:20:37,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007136657] [2023-11-19 05:20:37,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:20:37,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:20:37,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:20:37,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:20:37,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=206, Unknown=1, NotChecked=0, Total=272 [2023-11-19 05:20:37,662 INFO L87 Difference]: Start difference. First operand 112 states and 160 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15)