./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje --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 a3b2b2359789daf7bb58416c09d5d24053c0bcce4099550d43f78ef9b7c15c79 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:27:42,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:27:42,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:27:42,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:27:42,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:27:42,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:27:42,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:27:42,540 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:27:42,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:27:42,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:27:42,544 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:27:42,545 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:27:42,545 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:27:42,545 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:27:42,546 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:27:42,549 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:27:42,550 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:27:42,550 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:27:42,550 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:27:42,551 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:27:42,551 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:27:42,551 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:27:42,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:27:42,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:27:42,553 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:27:42,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:27:42,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:27:42,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:27:42,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:27:42,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:27:42,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:27:42,554 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:27:42,554 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:27:42,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:27:42,555 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:27:42,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:27:42,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:27:42,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:27:42,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:27:42,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:27:42,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:27:42,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:27:42,559 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:27:42,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:27:42,560 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:27:42,560 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:27:42,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:27:42,560 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_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3b2b2359789daf7bb58416c09d5d24053c0bcce4099550d43f78ef9b7c15c79 [2024-11-09 05:27:42,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:27:42,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:27:42,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:27:42,902 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:27:42,904 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:27:42,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i Unable to find full path for "g++" [2024-11-09 05:27:44,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:27:45,177 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:27:45,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i [2024-11-09 05:27:45,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data/09799e80b/7e16920759694607bb1fd8091fd12ef8/FLAG037b14f35 [2024-11-09 05:27:45,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data/09799e80b/7e16920759694607bb1fd8091fd12ef8 [2024-11-09 05:27:45,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:27:45,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:27:45,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:27:45,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:27:45,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:27:45,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e8bd52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45, skipping insertion in model container [2024-11-09 05:27:45,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,253 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:27:45,461 WARN L250 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_e07901ff-a29b-455e-b22b-95f21a0f5175/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i[916,929] [2024-11-09 05:27:45,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:27:45,539 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:27:45,553 WARN L250 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_e07901ff-a29b-455e-b22b-95f21a0f5175/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i[916,929] [2024-11-09 05:27:45,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:27:45,634 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:27:45,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45 WrapperNode [2024-11-09 05:27:45,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:27:45,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:27:45,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:27:45,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:27:45,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,719 INFO L138 Inliner]: procedures = 30, calls = 184, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 617 [2024-11-09 05:27:45,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:27:45,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:27:45,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:27:45,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:27:45,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:27:45,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:27:45,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:27:45,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:27:45,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (1/1) ... [2024-11-09 05:27:45,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:27:45,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:27:45,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:27:45,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:27:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:27:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:27:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-09 05:27:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 05:27:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:27:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 05:27:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:27:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:27:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:27:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:27:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:27:45,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:27:46,001 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:27:46,004 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:27:46,888 INFO L? ?]: Removed 167 outVars from TransFormulas that were not future-live. [2024-11-09 05:27:46,888 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:27:47,752 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:27:47,753 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:27:47,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:27:47 BoogieIcfgContainer [2024-11-09 05:27:47,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:27:47,755 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:27:47,755 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:27:47,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:27:47,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:27:45" (1/3) ... [2024-11-09 05:27:47,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bbc12e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:27:47, skipping insertion in model container [2024-11-09 05:27:47,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:45" (2/3) ... [2024-11-09 05:27:47,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bbc12e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:27:47, skipping insertion in model container [2024-11-09 05:27:47,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:27:47" (3/3) ... [2024-11-09 05:27:47,766 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-17.i [2024-11-09 05:27:47,785 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:27:47,786 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:27:47,863 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:27:47,873 INFO L333 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, 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;@89f1dfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:27:47,873 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:27:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:27:47,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-09 05:27:47,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:27:47,887 INFO L215 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:27:47,889 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:27:47,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:27:47,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1608727725, now seen corresponding path program 1 times [2024-11-09 05:27:47,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:27:47,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997931601] [2024-11-09 05:27:47,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:27:47,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:27:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:27:49,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:27:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:27:50,618 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:27:50,621 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:27:50,623 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:27:50,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:27:50,630 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:27:50,707 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:27:50,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:27:50 BoogieIcfgContainer [2024-11-09 05:27:50,710 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:27:50,711 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:27:50,711 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:27:50,711 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:27:50,712 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:27:47" (3/4) ... [2024-11-09 05:27:50,716 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:27:50,717 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:27:50,719 INFO L158 Benchmark]: Toolchain (without parser) took 5512.49ms. Allocated memory was 176.2MB in the beginning and 302.0MB in the end (delta: 125.8MB). Free memory was 146.1MB in the beginning and 151.8MB in the end (delta: -5.7MB). Peak memory consumption was 120.7MB. Max. memory is 16.1GB. [2024-11-09 05:27:50,720 INFO L158 Benchmark]: CDTParser took 1.70ms. Allocated memory is still 130.0MB. Free memory was 102.0MB in the beginning and 101.9MB in the end (delta: 151.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:27:50,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.87ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 130.0MB in the end (delta: 16.0MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-09 05:27:50,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.67ms. Allocated memory is still 176.2MB. Free memory was 130.0MB in the beginning and 125.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:27:50,723 INFO L158 Benchmark]: Boogie Preprocessor took 63.89ms. Allocated memory is still 176.2MB. Free memory was 125.0MB in the beginning and 121.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:27:50,725 INFO L158 Benchmark]: RCFGBuilder took 1968.73ms. Allocated memory was 176.2MB in the beginning and 213.9MB in the end (delta: 37.7MB). Free memory was 121.6MB in the beginning and 128.5MB in the end (delta: -6.9MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2024-11-09 05:27:50,725 INFO L158 Benchmark]: TraceAbstraction took 2955.40ms. Allocated memory was 213.9MB in the beginning and 302.0MB in the end (delta: 88.1MB). Free memory was 127.4MB in the beginning and 151.8MB in the end (delta: -24.4MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2024-11-09 05:27:50,728 INFO L158 Benchmark]: Witness Printer took 6.24ms. Allocated memory is still 302.0MB. Free memory is still 151.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:27:50,730 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70ms. Allocated memory is still 130.0MB. Free memory was 102.0MB in the beginning and 101.9MB in the end (delta: 151.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.87ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 130.0MB in the end (delta: 16.0MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.67ms. Allocated memory is still 176.2MB. Free memory was 130.0MB in the beginning and 125.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.89ms. Allocated memory is still 176.2MB. Free memory was 125.0MB in the beginning and 121.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1968.73ms. Allocated memory was 176.2MB in the beginning and 213.9MB in the end (delta: 37.7MB). Free memory was 121.6MB in the beginning and 128.5MB in the end (delta: -6.9MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2955.40ms. Allocated memory was 213.9MB in the beginning and 302.0MB in the end (delta: 88.1MB). Free memory was 127.4MB in the beginning and 151.8MB in the end (delta: -24.4MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. * Witness Printer took 6.24ms. Allocated memory is still 302.0MB. Free memory is still 151.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 124, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74. Possible FailurePath: [L40] unsigned char isInitial = 0; [L41-L58] struct WrapperStruct00 WrapperStruct00 = { 10000000.8, 0, 16.2, 7.5, 49.6, -10, 4.5, 9.4, 128, 128, 0, 100, 128.4, 3.5, 16, 2 }; [L59] unsigned char last_1_WrapperStruct00_var_1_15 = 16; [L128] isInitial = 1 [L129] FCALL initially() [L130] COND TRUE 1 [L131] CALL updateLastVariables() [L121] EXPR WrapperStruct00.var_1_15 [L121] last_1_WrapperStruct00_var_1_15 = WrapperStruct00.var_1_15 [L131] RET updateLastVariables() [L132] CALL updateVariables() [L92] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L93] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L94] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L95] WrapperStruct00.var_1_3 = __VERIFIER_nondet_double() [L96] EXPR WrapperStruct00.var_1_3 [L96] EXPR WrapperStruct00.var_1_3 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L96] EXPR (WrapperStruct00.var_1_3 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) [L96] EXPR WrapperStruct00.var_1_3 [L96] EXPR WrapperStruct00.var_1_3 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F [L96] EXPR WrapperStruct00.var_1_3 [L96] EXPR WrapperStruct00.var_1_3 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F [L96] EXPR (WrapperStruct00.var_1_3 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L96] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L97] WrapperStruct00.var_1_4 = __VERIFIER_nondet_double() [L98] EXPR WrapperStruct00.var_1_4 [L98] EXPR WrapperStruct00.var_1_4 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F [L98] EXPR (WrapperStruct00.var_1_4 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) [L98] EXPR WrapperStruct00.var_1_4 [L98] EXPR WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F [L98] EXPR WrapperStruct00.var_1_4 [L98] EXPR WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F [L98] EXPR (WrapperStruct00.var_1_4 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L98] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L99] WrapperStruct00.var_1_5 = __VERIFIER_nondet_double() [L100] EXPR WrapperStruct00.var_1_5 [L100] EXPR WrapperStruct00.var_1_5 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F [L100] EXPR (WrapperStruct00.var_1_5 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) [L100] EXPR WrapperStruct00.var_1_5 [L100] EXPR WrapperStruct00.var_1_5 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F [L100] EXPR WrapperStruct00.var_1_5 [L100] EXPR WrapperStruct00.var_1_5 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F [L100] EXPR (WrapperStruct00.var_1_5 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L100] CALL assume_abort_if_not((WrapperStruct00.var_1_5 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((WrapperStruct00.var_1_5 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L101] WrapperStruct00.var_1_7 = __VERIFIER_nondet_double() [L102] EXPR WrapperStruct00.var_1_7 [L102] EXPR WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_7 [L102] EXPR WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F [L102] EXPR (WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= 0.0F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L103] WrapperStruct00.var_1_8 = __VERIFIER_nondet_double() [L104] EXPR WrapperStruct00.var_1_8 [L104] EXPR WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F [L104] EXPR WrapperStruct00.var_1_8 [L104] EXPR WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F [L104] EXPR (WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L104] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L105] WrapperStruct00.var_1_9 = __VERIFIER_nondet_short() [L106] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L107] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 16383) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 16383) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L108] WrapperStruct00.var_1_10 = __VERIFIER_nondet_short() [L109] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L110] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L111] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L112] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L113] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L114] WrapperStruct00.var_1_14 = __VERIFIER_nondet_double() [L115] EXPR WrapperStruct00.var_1_14 [L115] EXPR WrapperStruct00.var_1_14 >= 0.0F && WrapperStruct00.var_1_14 <= -1.0e-20F [L115] EXPR (WrapperStruct00.var_1_14 >= 0.0F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) [L115] EXPR WrapperStruct00.var_1_14 [L115] EXPR WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F [L115] EXPR WrapperStruct00.var_1_14 [L115] EXPR WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F [L115] EXPR (WrapperStruct00.var_1_14 >= 0.0F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L115] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= 0.0F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= 0.0F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L116] WrapperStruct00.var_1_16 = __VERIFIER_nondet_uchar() [L117] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L118] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L118] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L132] RET updateVariables() [L133] CALL step() [L63] WrapperStruct00.var_1_12 = last_1_WrapperStruct00_var_1_15 [L64] EXPR WrapperStruct00.var_1_12 [L64] unsigned long int stepLocal_1 = WrapperStruct00.var_1_12; [L65] EXPR WrapperStruct00.var_1_9 [L65] signed short int stepLocal_0 = WrapperStruct00.var_1_9; [L66] EXPR WrapperStruct00.var_1_10 [L66] COND FALSE !(stepLocal_0 >= WrapperStruct00.var_1_10) [L73] WrapperStruct00.var_1_2 [L73] COND FALSE !(WrapperStruct00.var_1_2) [L76] EXPR WrapperStruct00.var_1_7 [L76] EXPR WrapperStruct00.var_1_8 [L76] EXPR WrapperStruct00.var_1_3 [L76] COND TRUE (- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3 [L77] EXPR WrapperStruct00.var_1_15 [L77] EXPR WrapperStruct00.var_1_15 [L77] WrapperStruct00.var_1_6 = ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15) [L87] EXPR WrapperStruct00.var_1_7 [L87] EXPR WrapperStruct00.var_1_8 [L87] EXPR WrapperStruct00.var_1_14 [L87] COND TRUE WrapperStruct00.var_1_7 < (WrapperStruct00.var_1_8 - WrapperStruct00.var_1_14) [L88] EXPR WrapperStruct00.var_1_4 [L88] EXPR WrapperStruct00.var_1_5 [L88] EXPR ((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5) [L88] EXPR WrapperStruct00.var_1_3 [L88] EXPR ((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3) [L88] EXPR WrapperStruct00.var_1_5 [L88] EXPR ((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5) [L88] EXPR WrapperStruct00.var_1_5 [L88] EXPR ((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5) [L88] EXPR ((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3) [L88] EXPR ((WrapperStruct00.var_1_4) > (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3))))) ? (WrapperStruct00.var_1_4) : (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3)))) [L88] EXPR WrapperStruct00.var_1_4 [L88] EXPR ((WrapperStruct00.var_1_4) > (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3))))) ? (WrapperStruct00.var_1_4) : (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3)))) [L88] WrapperStruct00.var_1_13 = ((((WrapperStruct00.var_1_4) > (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3))))) ? (WrapperStruct00.var_1_4) : (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3)))))) [L133] RET step() [L134] CALL, EXPR property() [L124] EXPR WrapperStruct00.var_1_2 [L124] EXPR WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1 [L124] EXPR (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1) && (((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)))) [L124] EXPR WrapperStruct00.var_1_7 [L124] EXPR WrapperStruct00.var_1_8 [L124] EXPR WrapperStruct00.var_1_3 [L124] EXPR ((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15))) [L124] EXPR WrapperStruct00.var_1_2 [L124] EXPR WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) [L124] EXPR WrapperStruct00.var_1_6 [L124] EXPR WrapperStruct00.var_1_15 [L124] EXPR WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) [L124] EXPR ((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15))) [L124] EXPR (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1) && (((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)))) [L124] EXPR ((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1) && (((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15))))) && (WrapperStruct00.var_1_12 == ((unsigned long int) last_1_WrapperStruct00_var_1_15)) [L124] EXPR (((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1) && (((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15))))) && (WrapperStruct00.var_1_12 == ((unsigned long int) last_1_WrapperStruct00_var_1_15))) && ((WrapperStruct00.var_1_7 < (WrapperStruct00.var_1_8 - WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_13 == ((float) ((((WrapperStruct00.var_1_4) > (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3))))) ? (WrapperStruct00.var_1_4) : (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3)))))))) : 1) [L124] EXPR ((((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1) && (((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15))))) && (WrapperStruct00.var_1_12 == ((unsigned long int) last_1_WrapperStruct00_var_1_15))) && ((WrapperStruct00.var_1_7 < (WrapperStruct00.var_1_8 - WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_13 == ((float) ((((WrapperStruct00.var_1_4) > (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3))))) ? (WrapperStruct00.var_1_4) : (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3)))))))) : 1)) && ((WrapperStruct00.var_1_9 >= WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_9 + last_1_WrapperStruct00_var_1_15) >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_15 == ((unsigned char) WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_15 == ((unsigned char) WrapperStruct00.var_1_16))) : 1) [L124-L125] return ((((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_3 + ((((WrapperStruct00.var_1_4) < ((49.5 + WrapperStruct00.var_1_5))) ? (WrapperStruct00.var_1_4) : ((49.5 + WrapperStruct00.var_1_5))))))) : 1) && (((- (WrapperStruct00.var_1_7 - WrapperStruct00.var_1_8)) <= WrapperStruct00.var_1_3) ? (WrapperStruct00.var_1_6 == ((signed short int) ((8 + WrapperStruct00.var_1_15) - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_11 ? (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15)) : 1) : (WrapperStruct00.var_1_6 == ((signed short int) WrapperStruct00.var_1_15))))) && (WrapperStruct00.var_1_12 == ((unsigned long int) last_1_WrapperStruct00_var_1_15))) && ((WrapperStruct00.var_1_7 < (WrapperStruct00.var_1_8 - WrapperStruct00.var_1_14)) ? (WrapperStruct00.var_1_13 == ((float) ((((WrapperStruct00.var_1_4) > (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3))))) ? (WrapperStruct00.var_1_4) : (((((((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) > (WrapperStruct00.var_1_3)) ? (((((127.4f) > (WrapperStruct00.var_1_5)) ? (127.4f) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_3)))))))) : 1)) && ((WrapperStruct00.var_1_9 >= WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_9 + last_1_WrapperStruct00_var_1_15) >= WrapperStruct00.var_1_12) ? (WrapperStruct00.var_1_15 == ((unsigned char) WrapperStruct00.var_1_16)) : (WrapperStruct00.var_1_15 == ((unsigned char) WrapperStruct00.var_1_16))) : 1) ; [L134] RET, EXPR property() [L134] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 1, TraceHistogramMax: 16, 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=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 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 [2024-11-09 05:27:50,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje --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 a3b2b2359789daf7bb58416c09d5d24053c0bcce4099550d43f78ef9b7c15c79 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:27:53,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:27:53,369 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:27:53,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:27:53,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:27:53,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:27:53,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:27:53,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:27:53,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:27:53,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:27:53,425 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:27:53,425 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:27:53,425 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:27:53,426 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:27:53,428 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:27:53,428 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:27:53,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:27:53,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:27:53,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:27:53,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:27:53,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:27:53,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:27:53,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:27:53,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:27:53,436 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:27:53,436 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:27:53,436 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:27:53,436 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:27:53,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:27:53,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:27:53,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:27:53,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:27:53,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:27:53,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:27:53,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:27:53,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:27:53,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:27:53,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:27:53,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:27:53,440 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:27:53,440 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:27:53,441 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:27:53,441 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:27:53,441 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3b2b2359789daf7bb58416c09d5d24053c0bcce4099550d43f78ef9b7c15c79 [2024-11-09 05:27:53,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:27:53,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:27:53,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:27:53,877 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:27:53,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:27:53,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i Unable to find full path for "g++" [2024-11-09 05:27:55,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:27:56,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:27:56,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i [2024-11-09 05:27:56,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data/452716057/4cad371cf64f477d967baadf6ad79f6c/FLAG2d5ed0c28 [2024-11-09 05:27:56,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/data/452716057/4cad371cf64f477d967baadf6ad79f6c [2024-11-09 05:27:56,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:27:56,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:27:56,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:27:56,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:27:56,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:27:56,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb83355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56, skipping insertion in model container [2024-11-09 05:27:56,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:27:56,459 WARN L250 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_e07901ff-a29b-455e-b22b-95f21a0f5175/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i[916,929] [2024-11-09 05:27:56,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:27:56,596 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:27:56,610 WARN L250 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_e07901ff-a29b-455e-b22b-95f21a0f5175/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-17.i[916,929] [2024-11-09 05:27:56,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:27:56,749 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:27:56,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56 WrapperNode [2024-11-09 05:27:56,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:27:56,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:27:56,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:27:56,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:27:56,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,853 INFO L138 Inliner]: procedures = 40, calls = 184, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 614 [2024-11-09 05:27:56,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:27:56,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:27:56,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:27:56,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:27:56,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:27:56,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:27:56,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:27:56,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:27:56,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (1/1) ... [2024-11-09 05:27:56,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:27:56,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:27:57,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:27:57,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:27:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:27:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 05:27:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-09 05:27:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 05:27:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 05:27:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:27:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 05:27:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 05:27:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 05:27:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 05:27:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 05:27:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-09 05:27:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 05:27:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:27:57,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:27:57,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 05:27:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:27:57,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:27:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 05:27:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 05:27:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 05:27:57,200 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:27:57,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:28:02,737 INFO L? ?]: Removed 182 outVars from TransFormulas that were not future-live. [2024-11-09 05:28:02,737 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:28:02,756 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:28:02,757 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:28:02,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:28:02 BoogieIcfgContainer [2024-11-09 05:28:02,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:28:02,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:28:02,760 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:28:02,763 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:28:02,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:27:56" (1/3) ... [2024-11-09 05:28:02,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6851d973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:28:02, skipping insertion in model container [2024-11-09 05:28:02,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:27:56" (2/3) ... [2024-11-09 05:28:02,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6851d973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:28:02, skipping insertion in model container [2024-11-09 05:28:02,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:28:02" (3/3) ... [2024-11-09 05:28:02,767 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-17.i [2024-11-09 05:28:02,785 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:28:02,785 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:28:02,862 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:28:02,868 INFO L333 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, 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;@79b66d5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:28:02,870 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:28:02,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-09 05:28:02,896 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:02,897 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:02,898 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:02,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:02,904 INFO L85 PathProgramCache]: Analyzing trace with hash -646662820, now seen corresponding path program 1 times [2024-11-09 05:28:02,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:02,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1390790761] [2024-11-09 05:28:02,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:02,922 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 [2024-11-09 05:28:02,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:02,939 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:02,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:03,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:28:03,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-09 05:28:03,648 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:03,650 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1390790761] [2024-11-09 05:28:03,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1390790761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:03,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:28:03,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:28:03,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105871301] [2024-11-09 05:28:03,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:03,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:28:03,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:03,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:28:03,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:28:03,694 INFO L87 Difference]: Start difference. First operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:03,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:03,733 INFO L93 Difference]: Finished difference Result 281 states and 438 transitions. [2024-11-09 05:28:03,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:28:03,736 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2024-11-09 05:28:03,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:03,748 INFO L225 Difference]: With dead ends: 281 [2024-11-09 05:28:03,749 INFO L226 Difference]: Without dead ends: 140 [2024-11-09 05:28:03,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:28:03,760 INFO L432 NwaCegarLoop]: 207 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, 207 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 [2024-11-09 05:28:03,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:28:03,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-09 05:28:03,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2024-11-09 05:28:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 122 states have (on average 1.4344262295081966) internal successors, (175), 122 states have internal predecessors, (175), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 207 transitions. [2024-11-09 05:28:03,834 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 207 transitions. Word has length 141 [2024-11-09 05:28:03,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:03,835 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 207 transitions. [2024-11-09 05:28:03,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2024-11-09 05:28:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-09 05:28:03,840 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:03,840 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:03,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:28:04,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:04,041 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:04,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:04,043 INFO L85 PathProgramCache]: Analyzing trace with hash -350762720, now seen corresponding path program 1 times [2024-11-09 05:28:04,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:04,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121536735] [2024-11-09 05:28:04,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:04,045 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 [2024-11-09 05:28:04,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:04,051 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:04,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:04,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:28:04,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-09 05:28:04,734 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:04,734 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:04,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121536735] [2024-11-09 05:28:04,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2121536735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:04,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:28:04,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:28:04,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714713544] [2024-11-09 05:28:04,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:04,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:28:04,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:04,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:28:04,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:28:04,742 INFO L87 Difference]: Start difference. First operand 140 states and 207 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:04,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:04,856 INFO L93 Difference]: Finished difference Result 279 states and 414 transitions. [2024-11-09 05:28:04,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:28:04,857 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2024-11-09 05:28:04,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:04,859 INFO L225 Difference]: With dead ends: 279 [2024-11-09 05:28:04,861 INFO L226 Difference]: Without dead ends: 142 [2024-11-09 05:28:04,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:28:04,864 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 0 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:28:04,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 604 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:28:04,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-09 05:28:04,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2024-11-09 05:28:04,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4274193548387097) internal successors, (177), 124 states have internal predecessors, (177), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:04,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 209 transitions. [2024-11-09 05:28:04,889 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 209 transitions. Word has length 141 [2024-11-09 05:28:04,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:04,890 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 209 transitions. [2024-11-09 05:28:04,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2024-11-09 05:28:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-09 05:28:04,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:04,895 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:04,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:05,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:05,097 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:05,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:05,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1951833826, now seen corresponding path program 1 times [2024-11-09 05:28:05,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:05,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [654948904] [2024-11-09 05:28:05,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:05,099 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 [2024-11-09 05:28:05,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:05,103 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:05,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:05,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:28:05,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:28:05,852 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:05,852 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:05,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [654948904] [2024-11-09 05:28:05,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [654948904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:05,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:28:05,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:28:05,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234238779] [2024-11-09 05:28:05,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:05,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:28:05,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:05,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:28:05,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:28:05,857 INFO L87 Difference]: Start difference. First operand 142 states and 209 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:28:06,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:06,073 INFO L93 Difference]: Finished difference Result 283 states and 418 transitions. [2024-11-09 05:28:06,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:28:06,078 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 141 [2024-11-09 05:28:06,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:06,080 INFO L225 Difference]: With dead ends: 283 [2024-11-09 05:28:06,080 INFO L226 Difference]: Without dead ends: 144 [2024-11-09 05:28:06,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:28:06,081 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 0 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:28:06,086 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 604 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:28:06,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-09 05:28:06,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2024-11-09 05:28:06,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4206349206349207) internal successors, (179), 126 states have internal predecessors, (179), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:06,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2024-11-09 05:28:06,103 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 141 [2024-11-09 05:28:06,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:06,107 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2024-11-09 05:28:06,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:28:06,107 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2024-11-09 05:28:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-09 05:28:06,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:06,111 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:06,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:06,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:06,312 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:06,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:06,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1158608871, now seen corresponding path program 1 times [2024-11-09 05:28:06,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:06,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [970610218] [2024-11-09 05:28:06,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:06,314 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 [2024-11-09 05:28:06,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:06,318 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:06,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:07,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:28:07,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:07,369 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:07,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 05:28:07,434 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-09 05:28:07,435 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:07,435 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:07,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [970610218] [2024-11-09 05:28:07,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [970610218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:07,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:28:07,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:28:07,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979945960] [2024-11-09 05:28:07,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:07,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:28:07,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:07,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:28:07,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:28:07,438 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:09,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:28:14,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:14,243 INFO L93 Difference]: Finished difference Result 285 states and 419 transitions. [2024-11-09 05:28:14,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:28:14,244 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 143 [2024-11-09 05:28:14,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:14,245 INFO L225 Difference]: With dead ends: 285 [2024-11-09 05:28:14,245 INFO L226 Difference]: Without dead ends: 144 [2024-11-09 05:28:14,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:28:14,247 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 176 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:28:14,248 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 504 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 314 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2024-11-09 05:28:14,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-09 05:28:14,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 142. [2024-11-09 05:28:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4193548387096775) internal successors, (176), 124 states have internal predecessors, (176), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 208 transitions. [2024-11-09 05:28:14,258 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 208 transitions. Word has length 143 [2024-11-09 05:28:14,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:14,259 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 208 transitions. [2024-11-09 05:28:14,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:14,259 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions. [2024-11-09 05:28:14,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-09 05:28:14,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:14,262 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:14,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:14,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:14,463 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:14,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:14,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1683953791, now seen corresponding path program 1 times [2024-11-09 05:28:14,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:14,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1072743064] [2024-11-09 05:28:14,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:14,465 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 [2024-11-09 05:28:14,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:14,468 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:14,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 05:28:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:15,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:28:15,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:15,553 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:15,554 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 172 treesize of output 64 [2024-11-09 05:28:15,693 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:15,693 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:16,132 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:16,132 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 110 treesize of output 1 [2024-11-09 05:28:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:16,184 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:16,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1072743064] [2024-11-09 05:28:16,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1072743064] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:16,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [310564871] [2024-11-09 05:28:16,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:16,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:28:16,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:28:16,193 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:28:16,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:28:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:18,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 05:28:18,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:18,859 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:18,859 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 227 treesize of output 83 [2024-11-09 05:28:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:18,898 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:19,620 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:19,621 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 166 treesize of output 1 [2024-11-09 05:28:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:19,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [310564871] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:19,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203783560] [2024-11-09 05:28:19,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:19,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:28:19,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:28:19,674 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:28:19,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:28:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:20,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:28:20,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:20,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-09 05:28:20,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-11-09 05:28:20,461 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:28:20,461 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:20,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203783560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:20,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 05:28:20,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 05:28:20,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366606772] [2024-11-09 05:28:20,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:20,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:28:20,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:20,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:28:20,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:28:20,465 INFO L87 Difference]: Start difference. First operand 142 states and 208 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:28:22,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:28:25,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:25,953 INFO L93 Difference]: Finished difference Result 284 states and 417 transitions. [2024-11-09 05:28:25,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:28:25,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 145 [2024-11-09 05:28:25,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:25,956 INFO L225 Difference]: With dead ends: 284 [2024-11-09 05:28:25,957 INFO L226 Difference]: Without dead ends: 145 [2024-11-09 05:28:25,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 722 GetRequests, 702 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:28:25,958 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 84 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:28:25,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 499 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 224 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-09 05:28:25,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-09 05:28:25,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 144. [2024-11-09 05:28:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4126984126984128) internal successors, (178), 126 states have internal predecessors, (178), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 210 transitions. [2024-11-09 05:28:25,969 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 210 transitions. Word has length 145 [2024-11-09 05:28:25,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:25,969 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 210 transitions. [2024-11-09 05:28:25,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:28:25,970 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 210 transitions. [2024-11-09 05:28:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-09 05:28:25,972 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:25,972 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:26,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:26,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:26,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:26,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:28:26,573 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:26,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:26,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1003895421, now seen corresponding path program 1 times [2024-11-09 05:28:26,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:26,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1164789034] [2024-11-09 05:28:26,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:26,575 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 [2024-11-09 05:28:26,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:26,578 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:26,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (9)] Waiting until timeout for monitored process [2024-11-09 05:28:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:27,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:28:27,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:27,629 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:27,629 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 172 treesize of output 64 [2024-11-09 05:28:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:27,769 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:28,180 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:28,180 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 110 treesize of output 1 [2024-11-09 05:28:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:28,231 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:28,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1164789034] [2024-11-09 05:28:28,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1164789034] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:28,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [462710393] [2024-11-09 05:28:28,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:28,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:28:28,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:28:28,235 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:28:28,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 05:28:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:30,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 05:28:30,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:30,982 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:30,982 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 227 treesize of output 83 [2024-11-09 05:28:31,018 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:31,018 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:31,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:31,580 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 166 treesize of output 1 [2024-11-09 05:28:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:31,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [462710393] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:31,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960436236] [2024-11-09 05:28:31,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:31,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:28:31,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:28:31,622 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:28:31,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 05:28:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:32,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:28:32,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:32,583 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:32,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 05:28:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-09 05:28:32,785 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:32,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960436236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:32,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 05:28:32,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 05:28:32,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085574865] [2024-11-09 05:28:32,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:32,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:28:32,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:32,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:28:32,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:28:32,788 INFO L87 Difference]: Start difference. First operand 144 states and 210 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:34,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:28:39,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:39,535 INFO L93 Difference]: Finished difference Result 286 states and 418 transitions. [2024-11-09 05:28:39,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:28:39,537 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 145 [2024-11-09 05:28:39,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:39,539 INFO L225 Difference]: With dead ends: 286 [2024-11-09 05:28:39,539 INFO L226 Difference]: Without dead ends: 145 [2024-11-09 05:28:39,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 702 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:28:39,540 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 141 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:28:39,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 498 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 319 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2024-11-09 05:28:39,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-09 05:28:39,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 144. [2024-11-09 05:28:39,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4047619047619047) internal successors, (177), 126 states have internal predecessors, (177), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:39,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 209 transitions. [2024-11-09 05:28:39,554 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 209 transitions. Word has length 145 [2024-11-09 05:28:39,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:39,555 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 209 transitions. [2024-11-09 05:28:39,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions. [2024-11-09 05:28:39,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-09 05:28:39,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:39,557 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:39,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:39,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:39,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (9)] Ended with exit code 0 [2024-11-09 05:28:40,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:28:40,158 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:40,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:40,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1000558743, now seen corresponding path program 1 times [2024-11-09 05:28:40,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:40,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [925050275] [2024-11-09 05:28:40,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:40,160 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 [2024-11-09 05:28:40,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:40,161 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:40,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (12)] Waiting until timeout for monitored process [2024-11-09 05:28:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:40,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:28:40,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:41,134 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:41,134 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 172 treesize of output 64 [2024-11-09 05:28:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:41,277 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:41,658 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:41,658 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 110 treesize of output 1 [2024-11-09 05:28:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:41,695 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:41,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [925050275] [2024-11-09 05:28:41,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [925050275] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:41,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1830142249] [2024-11-09 05:28:41,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:41,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:28:41,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:28:41,700 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:28:41,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 05:28:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:44,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 05:28:44,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:44,548 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:44,548 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 227 treesize of output 83 [2024-11-09 05:28:44,583 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:44,584 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:45,101 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:45,101 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 166 treesize of output 1 [2024-11-09 05:28:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:45,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1830142249] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:45,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107955164] [2024-11-09 05:28:45,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:45,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:28:45,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:28:45,139 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:28:45,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 05:28:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:45,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:28:45,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:45,852 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:45,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 05:28:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-09 05:28:45,995 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:28:45,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107955164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:28:45,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 05:28:45,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 05:28:45,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091575040] [2024-11-09 05:28:45,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:28:45,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:28:45,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:45,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:28:45,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:28:45,998 INFO L87 Difference]: Start difference. First operand 144 states and 209 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:47,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:28:52,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:28:52,091 INFO L93 Difference]: Finished difference Result 286 states and 416 transitions. [2024-11-09 05:28:52,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:28:52,093 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2024-11-09 05:28:52,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:28:52,094 INFO L225 Difference]: With dead ends: 286 [2024-11-09 05:28:52,094 INFO L226 Difference]: Without dead ends: 145 [2024-11-09 05:28:52,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 733 GetRequests, 712 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:28:52,096 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 165 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:28:52,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 494 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-09 05:28:52,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-09 05:28:52,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 144. [2024-11-09 05:28:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.3968253968253967) internal successors, (176), 126 states have internal predecessors, (176), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:28:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 208 transitions. [2024-11-09 05:28:52,105 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 208 transitions. Word has length 147 [2024-11-09 05:28:52,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:28:52,106 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 208 transitions. [2024-11-09 05:28:52,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:28:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 208 transitions. [2024-11-09 05:28:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 05:28:52,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:28:52,108 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:28:52,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (12)] Ended with exit code 0 [2024-11-09 05:28:52,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 05:28:52,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-09 05:28:52,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:28:52,712 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:28:52,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:28:52,714 INFO L85 PathProgramCache]: Analyzing trace with hash 129153219, now seen corresponding path program 1 times [2024-11-09 05:28:52,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:28:52,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706097224] [2024-11-09 05:28:52,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:52,718 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 [2024-11-09 05:28:52,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:28:52,725 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:28:52,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (15)] Waiting until timeout for monitored process [2024-11-09 05:28:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:53,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:28:53,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:53,706 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:53,707 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 172 treesize of output 64 [2024-11-09 05:28:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:53,820 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:54,186 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:54,186 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 110 treesize of output 1 [2024-11-09 05:28:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:54,216 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:28:54,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [706097224] [2024-11-09 05:28:54,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [706097224] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:54,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1495515729] [2024-11-09 05:28:54,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:54,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:28:54,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:28:54,218 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:28:54,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 05:28:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:56,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 05:28:56,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:57,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:57,056 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 227 treesize of output 83 [2024-11-09 05:28:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:57,085 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:57,590 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:57,590 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 166 treesize of output 1 [2024-11-09 05:28:57,625 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:57,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1495515729] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:57,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919612619] [2024-11-09 05:28:57,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:57,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:28:57,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:28:57,628 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:28:57,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-09 05:28:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:58,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 05:28:58,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:58,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:58,292 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 227 treesize of output 83 [2024-11-09 05:28:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 20 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 05:28:58,326 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:58,615 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:28:58,615 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 166 treesize of output 1 [2024-11-09 05:28:58,658 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:28:58,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919612619] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:28:58,658 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:28:58,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10, 9, 10, 9] total 16 [2024-11-09 05:28:58,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329557350] [2024-11-09 05:28:58,659 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:28:58,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 05:28:58,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:58,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 05:28:58,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:28:58,661 INFO L87 Difference]: Start difference. First operand 144 states and 208 transitions. Second operand has 16 states, 15 states have (on average 7.533333333333333) internal successors, (113), 16 states have internal predecessors, (113), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-09 05:29:00,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:02,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:04,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:06,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:08,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:10,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:12,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:21,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:29:21,379 INFO L93 Difference]: Finished difference Result 299 states and 429 transitions. [2024-11-09 05:29:21,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:29:21,381 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 7.533333333333333) internal successors, (113), 16 states have internal predecessors, (113), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) Word has length 149 [2024-11-09 05:29:21,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:29:21,382 INFO L225 Difference]: With dead ends: 299 [2024-11-09 05:29:21,382 INFO L226 Difference]: Without dead ends: 146 [2024-11-09 05:29:21,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 900 GetRequests, 874 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:29:21,392 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 173 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 9 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 952 SdHoareTripleChecker+Invalid, 1319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:29:21,393 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 952 Invalid, 1319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1304 Invalid, 6 Unknown, 0 Unchecked, 22.2s Time] [2024-11-09 05:29:21,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-11-09 05:29:21,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2024-11-09 05:29:21,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.380952380952381) internal successors, (174), 126 states have internal predecessors, (174), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:29:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 206 transitions. [2024-11-09 05:29:21,406 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 206 transitions. Word has length 149 [2024-11-09 05:29:21,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:29:21,411 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 206 transitions. [2024-11-09 05:29:21,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 7.533333333333333) internal successors, (113), 16 states have internal predecessors, (113), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-09 05:29:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 206 transitions. [2024-11-09 05:29:21,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 05:29:21,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:21,413 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:29:21,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (15)] Ended with exit code 0 [2024-11-09 05:29:21,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-09 05:29:21,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-09 05:29:22,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:29:22,014 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:22,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:22,015 INFO L85 PathProgramCache]: Analyzing trace with hash 10711745, now seen corresponding path program 1 times [2024-11-09 05:29:22,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:29:22,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [741459717] [2024-11-09 05:29:22,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:22,016 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 [2024-11-09 05:29:22,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:29:22,017 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:29:22,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (18)] Waiting until timeout for monitored process [2024-11-09 05:29:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:29:22,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:29:22,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:29:22,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2024-11-09 05:29:22,877 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:22,878 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 108 treesize of output 54 [2024-11-09 05:29:22,928 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:29:22,928 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:29:22,928 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:29:22,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [741459717] [2024-11-09 05:29:22,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [741459717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:29:22,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:29:22,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 05:29:22,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437475170] [2024-11-09 05:29:22,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:29:22,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:29:22,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:29:22,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:29:22,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:29:22,931 INFO L87 Difference]: Start difference. First operand 144 states and 206 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:29:24,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:32,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:29:32,033 INFO L93 Difference]: Finished difference Result 429 states and 616 transitions. [2024-11-09 05:29:32,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:29:32,034 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 149 [2024-11-09 05:29:32,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:29:32,036 INFO L225 Difference]: With dead ends: 429 [2024-11-09 05:29:32,036 INFO L226 Difference]: Without dead ends: 288 [2024-11-09 05:29:32,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:29:32,037 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 177 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 976 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:29:32,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 976 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 491 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2024-11-09 05:29:32,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-11-09 05:29:32,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 286. [2024-11-09 05:29:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 251 states have (on average 1.3824701195219125) internal successors, (347), 251 states have internal predecessors, (347), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:29:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 411 transitions. [2024-11-09 05:29:32,058 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 411 transitions. Word has length 149 [2024-11-09 05:29:32,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:29:32,059 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 411 transitions. [2024-11-09 05:29:32,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:29:32,059 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 411 transitions. [2024-11-09 05:29:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 05:29:32,061 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:32,061 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:29:32,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (18)] Ended with exit code 0 [2024-11-09 05:29:32,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:29:32,262 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:32,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:32,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1057538369, now seen corresponding path program 1 times [2024-11-09 05:29:32,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:29:32,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [92286337] [2024-11-09 05:29:32,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:32,263 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 [2024-11-09 05:29:32,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:29:32,264 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:29:32,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (19)] Waiting until timeout for monitored process [2024-11-09 05:29:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:29:33,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 05:29:33,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:29:33,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-09 05:29:33,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 35 [2024-11-09 05:29:35,762 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:35,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 61 [2024-11-09 05:29:40,198 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:40,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 67 [2024-11-09 05:29:40,549 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:40,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 77 treesize of output 77 [2024-11-09 05:29:47,103 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:47,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 87 treesize of output 90 [2024-11-09 05:29:55,740 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:55,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 91 treesize of output 93 [2024-11-09 05:29:56,285 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:56,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 103 [2024-11-09 05:29:57,138 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:57,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 101 treesize of output 106 [2024-11-09 05:29:57,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:29:57,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 107 treesize of output 116 [2024-11-09 05:30:00,607 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:30:00,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 106 treesize of output 129 [2024-11-09 05:30:01,732 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:30:01,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 116 treesize of output 142 [2024-11-09 05:30:02,980 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:30:02,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 130 treesize of output 144 [2024-11-09 05:30:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 393 proven. 42 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-09 05:30:03,267 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:30:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:30:11,588 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:30:11,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [92286337] [2024-11-09 05:30:11,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [92286337] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:30:11,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:30:11,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 19 [2024-11-09 05:30:11,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828534668] [2024-11-09 05:30:11,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:30:11,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:30:11,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:30:11,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:30:11,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=233, Unknown=15, NotChecked=0, Total=342 [2024-11-09 05:30:11,590 INFO L87 Difference]: Start difference. First operand 286 states and 411 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:30:24,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:30:24,592 INFO L93 Difference]: Finished difference Result 698 states and 1005 transitions. [2024-11-09 05:30:24,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:30:24,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 149 [2024-11-09 05:30:24,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:30:24,596 INFO L225 Difference]: With dead ends: 698 [2024-11-09 05:30:24,596 INFO L226 Difference]: Without dead ends: 415 [2024-11-09 05:30:24,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 40.2s TimeCoverageRelationStatistics Valid=100, Invalid=261, Unknown=19, NotChecked=0, Total=380 [2024-11-09 05:30:24,597 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 166 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:30:24,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 401 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-09 05:30:24,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2024-11-09 05:30:24,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 328. [2024-11-09 05:30:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 293 states have (on average 1.4027303754266212) internal successors, (411), 293 states have internal predecessors, (411), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:30:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 475 transitions. [2024-11-09 05:30:24,619 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 475 transitions. Word has length 149 [2024-11-09 05:30:24,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:30:24,620 INFO L471 AbstractCegarLoop]: Abstraction has 328 states and 475 transitions. [2024-11-09 05:30:24,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:30:24,621 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 475 transitions. [2024-11-09 05:30:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-09 05:30:24,623 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:30:24,623 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:30:24,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (19)] Forceful destruction successful, exit code 0 [2024-11-09 05:30:24,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:30:24,823 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:30:24,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:30:24,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1923225772, now seen corresponding path program 1 times [2024-11-09 05:30:24,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:30:24,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973714783] [2024-11-09 05:30:24,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:30:24,825 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 [2024-11-09 05:30:24,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:30:24,826 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:30:24,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (20)] Waiting until timeout for monitored process [2024-11-09 05:32:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:32:23,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-09 05:32:23,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:32:23,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-09 05:32:23,769 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:23,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 138 treesize of output 69 [2024-11-09 05:32:26,309 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:26,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 153 treesize of output 72 [2024-11-09 05:32:26,612 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:26,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 143 treesize of output 92 [2024-11-09 05:32:33,086 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:33,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 273 treesize of output 156 [2024-11-09 05:32:39,954 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:39,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 372 treesize of output 206 [2024-11-09 05:32:41,803 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:41,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 367 treesize of output 216 [2024-11-09 05:32:44,164 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:44,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 382 treesize of output 219 [2024-11-09 05:32:46,273 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:46,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 393 treesize of output 219 [2024-11-09 05:32:48,205 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:48,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 377 treesize of output 229 [2024-11-09 05:32:50,662 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:32:50,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 277 treesize of output 204 [2024-11-09 05:33:04,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:33:04,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 444 treesize of output 251 [2024-11-09 05:33:59,332 WARN L286 SmtUtils]: Spent 7.42s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:34:19,970 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:34:19,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 548 treesize of output 212 [2024-11-09 05:34:34,907 WARN L286 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:34:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 370 proven. 54 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 05:34:34,912 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:35:56,779 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:35:56,779 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:35:56,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973714783] [2024-11-09 05:35:56,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973714783] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:35:56,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:35:56,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [30] total 34 [2024-11-09 05:35:56,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009545146] [2024-11-09 05:35:56,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:56,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:35:56,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:35:56,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:35:56,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=858, Unknown=23, NotChecked=0, Total=1122 [2024-11-09 05:35:56,782 INFO L87 Difference]: Start difference. First operand 328 states and 475 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:35:58,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:00,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:02,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:04,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:06,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:08,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:10,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:13,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:17,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:19,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:21,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:23,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:27,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:29,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:31,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:33,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:35,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:37,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:39,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:41,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:43,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:48,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:54,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:55,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:57,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:36:59,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:01,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:03,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:06,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:07,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:08,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:12,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:13,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:15,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:18,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:19,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:21,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:23,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:25,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:28,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:32,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:33,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:39,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:41,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:43,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:46,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:48,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:51,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:54,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:57,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:58,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:03,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:06,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:09,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:11,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:14,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:16,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:17,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:19,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:21,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:23,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:27,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:30,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:33,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:35,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:37,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:38,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:40,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:43,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:46,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:50,601 WARN L873 $PredicateComparison]: unable to prove that (and (not (fp.leq (fp.neg (fp.sub c_currentRoundingMode |c_ULTIMATE.start_property_#t~mem123#1| |c_ULTIMATE.start_property_#t~mem124#1|)) |c_ULTIMATE.start_property_#t~mem125#1|)) (not (let ((.cse1 (select |c_#memory_int| |c_~#WrapperStruct00~0.base|))) (fp.leq (fp.neg (fp.sub c_currentRoundingMode (let ((.cse0 (concat (select .cse1 (bvadd (_ bv39 32) |c_~#WrapperStruct00~0.offset|)) (select .cse1 (bvadd (_ bv35 32) |c_~#WrapperStruct00~0.offset|))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (let ((.cse2 (concat (select .cse1 (bvadd (_ bv47 32) |c_~#WrapperStruct00~0.offset|)) (select .cse1 (bvadd (_ bv43 32) |c_~#WrapperStruct00~0.offset|))))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))))) (let ((.cse3 (concat (select .cse1 (bvadd (_ bv13 32) |c_~#WrapperStruct00~0.offset|)) (select .cse1 (bvadd (_ bv9 32) |c_~#WrapperStruct00~0.offset|))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))))) is different from true [2024-11-09 05:38:51,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:53,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:55,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:38:59,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:01,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:02,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:04,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:05,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:08,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:09,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:11,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:13,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:15,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:16,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:19,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:21,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:23,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:25,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:27,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:29,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:30,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:32,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:33,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:35,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:37,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:39,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:42,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:44,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:47,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:48,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:51,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:53,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:55,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:57,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:39:59,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:00,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:03,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:05,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:07,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:09,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:10,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:13,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:15,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:18,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:19,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:22,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:24,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:26,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:31,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:33,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:36,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:41,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:44,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:46,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:49,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:52,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:53,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:55,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:57,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:40:59,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:01,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:03,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:04,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:07,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:10,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:12,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:14,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:16,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:18,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:20,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:22,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:24,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:26,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:28,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:30,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:32,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:34,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:35,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:38,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:41,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:43,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:48,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:50,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:52,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:54,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:55,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:57,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:41:57,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:41:57,911 INFO L93 Difference]: Finished difference Result 803 states and 1164 transitions. [2024-11-09 05:41:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:41:57,930 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 150 [2024-11-09 05:41:57,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:41:57,933 INFO L225 Difference]: With dead ends: 803 [2024-11-09 05:41:57,933 INFO L226 Difference]: Without dead ends: 478 [2024-11-09 05:41:57,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 263 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 161.9s TimeCoverageRelationStatistics Valid=243, Invalid=859, Unknown=24, NotChecked=64, Total=1190 [2024-11-09 05:41:57,935 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 73 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 0 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 352.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 4 IncrementalHoareTripleChecker+Unchecked, 357.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:41:57,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 571 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 352 Invalid, 35 Unknown, 4 Unchecked, 357.4s Time] [2024-11-09 05:41:57,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2024-11-09 05:41:57,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 358. [2024-11-09 05:41:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 323 states have (on average 1.3962848297213621) internal successors, (451), 323 states have internal predecessors, (451), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 05:41:57,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 515 transitions. [2024-11-09 05:41:57,960 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 515 transitions. Word has length 150 [2024-11-09 05:41:57,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:41:57,960 INFO L471 AbstractCegarLoop]: Abstraction has 358 states and 515 transitions. [2024-11-09 05:41:57,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:41:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 515 transitions. [2024-11-09 05:41:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 05:41:57,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:41:57,963 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:41:58,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (20)] Ended with exit code 0 [2024-11-09 05:41:58,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:41:58,164 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:41:58,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:41:58,164 INFO L85 PathProgramCache]: Analyzing trace with hash -637374372, now seen corresponding path program 1 times [2024-11-09 05:41:58,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:41:58,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1693332754] [2024-11-09 05:41:58,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:41:58,165 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 [2024-11-09 05:41:58,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:41:58,169 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:41:58,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07901ff-a29b-455e-b22b-95f21a0f5175/bin/utaipan-verify-YMUCfTKeje/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 (21)] Waiting until timeout for monitored process