./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:46:02,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:46:02,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:46:02,427 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:46:02,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:46:02,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:46:02,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:46:02,479 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:46:02,480 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:46:02,480 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:46:02,480 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:46:02,481 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:46:02,481 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:46:02,486 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:46:02,486 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:46:02,487 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:46:02,487 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:46:02,487 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:46:02,488 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:46:02,488 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:46:02,488 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:46:02,491 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:46:02,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:46:02,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:46:02,492 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:46:02,492 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:46:02,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:46:02,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:46:02,493 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:46:02,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:46:02,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:46:02,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:46:02,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:46:02,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:46:02,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:46:02,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:46:02,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:46:02,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:46:02,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:46:02,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:46:02,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:46:02,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:46:02,498 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:46:02,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:46:02,499 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:46:02,499 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:46:02,499 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:46:02,500 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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 [2024-11-09 06:46:02,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:46:02,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:46:02,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:46:02,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:46:02,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:46:02,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i Unable to find full path for "g++" [2024-11-09 06:46:04,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:46:05,157 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:46:05,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-09 06:46:05,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data/21b9c99f9/a708bdbe4766464a83473a5723ad900d/FLAG58e1e00f9 [2024-11-09 06:46:05,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data/21b9c99f9/a708bdbe4766464a83473a5723ad900d [2024-11-09 06:46:05,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:46:05,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:46:05,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:46:05,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:46:05,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:46:05,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2678c4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05, skipping insertion in model container [2024-11-09 06:46:05,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:46:05,458 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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-09 06:46:05,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:46:05,554 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:46:05,565 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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-09 06:46:05,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:46:05,630 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:46:05,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05 WrapperNode [2024-11-09 06:46:05,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:46:05,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:46:05,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:46:05,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:46:05,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,696 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 255 [2024-11-09 06:46:05,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:46:05,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:46:05,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:46:05,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:46:05,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:46:05,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:46:05,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:46:05,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:46:05,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (1/1) ... [2024-11-09 06:46:05,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:46:05,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:46:05,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:46:05,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:46:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:46:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:46:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:46:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:46:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:46:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:46:05,976 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:46:05,980 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:46:06,535 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 06:46:06,535 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:46:06,898 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:46:06,898 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:46:06,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:46:06 BoogieIcfgContainer [2024-11-09 06:46:06,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:46:06,901 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:46:06,901 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:46:06,905 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:46:06,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:46:05" (1/3) ... [2024-11-09 06:46:06,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74688390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:46:06, skipping insertion in model container [2024-11-09 06:46:06,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:05" (2/3) ... [2024-11-09 06:46:06,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74688390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:46:06, skipping insertion in model container [2024-11-09 06:46:06,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:46:06" (3/3) ... [2024-11-09 06:46:06,908 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-09 06:46:06,926 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:46:06,926 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:46:06,996 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:46:07,002 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;@7e324fba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:46:07,002 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:46:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 06:46:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 06:46:07,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:07,018 INFO L215 NwaCegarLoop]: trace histogram [44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:07,019 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:07,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:07,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1493889619, now seen corresponding path program 1 times [2024-11-09 06:46:07,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:46:07,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891686012] [2024-11-09 06:46:07,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:07,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:46:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:46:08,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1863473927] [2024-11-09 06:46:08,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:08,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:46:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:46:08,067 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:46:08,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:46:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:46:08,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:46:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:46:09,262 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:46:09,266 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:46:09,267 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:46:09,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:46:09,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:46:09,474 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:46:09,674 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:46:09,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:46:09 BoogieIcfgContainer [2024-11-09 06:46:09,680 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:46:09,681 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:46:09,681 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:46:09,684 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:46:09,685 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:46:06" (3/4) ... [2024-11-09 06:46:09,689 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:46:09,691 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:46:09,692 INFO L158 Benchmark]: Toolchain (without parser) took 4483.74ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 90.7MB in the beginning and 92.6MB in the end (delta: -1.9MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-11-09 06:46:09,692 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:46:09,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.26ms. Allocated memory is still 127.9MB. Free memory was 90.4MB in the beginning and 73.2MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 06:46:09,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.66ms. Allocated memory is still 127.9MB. Free memory was 73.2MB in the beginning and 70.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:46:09,694 INFO L158 Benchmark]: Boogie Preprocessor took 41.73ms. Allocated memory is still 127.9MB. Free memory was 70.1MB in the beginning and 68.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:46:09,695 INFO L158 Benchmark]: RCFGBuilder took 1159.58ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 68.0MB in the beginning and 80.7MB in the end (delta: -12.6MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-09 06:46:09,696 INFO L158 Benchmark]: TraceAbstraction took 2778.67ms. Allocated memory is still 180.4MB. Free memory was 79.6MB in the beginning and 92.6MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:46:09,697 INFO L158 Benchmark]: Witness Printer took 10.19ms. Allocated memory is still 180.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:46:09,702 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.26ms. Allocated memory is still 127.9MB. Free memory was 90.4MB in the beginning and 73.2MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.66ms. Allocated memory is still 127.9MB. Free memory was 73.2MB in the beginning and 70.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.73ms. Allocated memory is still 127.9MB. Free memory was 70.1MB in the beginning and 68.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1159.58ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 68.0MB in the beginning and 80.7MB in the end (delta: -12.6MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2778.67ms. Allocated memory is still 180.4MB. Free memory was 79.6MB in the beginning and 92.6MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 10.19ms. Allocated memory is still 180.4MB. Free memory is still 92.6MB. 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 someBinaryFLOATComparisonOperation at line 82, overapproximation of bitwiseOr at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 0; [L26] signed short int var_1_9 = 0; [L27] signed short int var_1_10 = 8; [L28] signed char var_1_11 = 1; [L29] signed char var_1_12 = 32; [L30] signed char var_1_13 = -2; [L31] signed char var_1_14 = 8; [L32] signed char var_1_15 = 0; [L33] signed char var_1_16 = 10; [L34] signed char var_1_17 = 32; [L35] unsigned char var_1_18 = 0; [L36] signed char var_1_19 = -1; [L37] signed short int var_1_20 = 100; [L38] signed short int var_1_22 = 29265; [L39] float var_1_23 = 31.6; [L40] float var_1_24 = 9.2; [L41] float var_1_25 = 15.6; [L42] float var_1_26 = 25.25; [L43] unsigned long int var_1_27 = 256; [L44] double var_1_29 = 15.86; [L45] double var_1_30 = 64.25; [L46] signed short int var_1_31 = 10; [L47] signed short int var_1_34 = 16; [L48] signed short int var_1_35 = 8; [L49] signed short int var_1_37 = 64; [L50] signed short int var_1_38 = 128; [L51] float var_1_39 = 4.7; [L52] unsigned short int var_1_40 = 100; [L53] signed short int var_1_41 = 4; [L54] unsigned long int var_1_43 = 64; [L55] unsigned long int var_1_44 = 5; [L56] float var_1_45 = 31.6; [L57] float var_1_46 = 24.875; [L58] unsigned short int var_1_47 = 64; [L59] double var_1_48 = 16.75; [L221] isInitial = 1 [L222] FCALL initially() [L223] COND TRUE 1 [L224] FCALL updateLastVariables() [L225] CALL updateVariables() [L146] var_1_6 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L149] var_1_7 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L152] var_1_9 = __VERIFIER_nondet_short() [L153] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L154] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L155] var_1_10 = __VERIFIER_nondet_short() [L156] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L157] CALL assume_abort_if_not(var_1_10 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 <= 16383) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L158] var_1_12 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L160] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L161] var_1_13 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L163] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L164] var_1_14 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L166] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L167] var_1_15 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L169] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L170] var_1_16 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L172] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L173] var_1_17 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L175] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L176] var_1_19 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L178] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L179] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L180] var_1_22 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_22 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 16382) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L182] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L183] var_1_24 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L185] var_1_25 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L187] var_1_26 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L189] var_1_30 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L191] var_1_34 = __VERIFIER_nondet_short() [L192] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L193] CALL assume_abort_if_not(var_1_34 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 <= 32766) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L194] var_1_35 = __VERIFIER_nondet_short() [L195] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L196] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L197] var_1_37 = __VERIFIER_nondet_short() [L198] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L199] CALL assume_abort_if_not(var_1_37 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_37 <= 16383) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L200] var_1_38 = __VERIFIER_nondet_short() [L201] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L202] CALL assume_abort_if_not(var_1_38 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_38 <= 16383) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L203] var_1_43 = __VERIFIER_nondet_ulong() [L204] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L205] CALL assume_abort_if_not(var_1_43 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_43 <= 4294967295) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L206] CALL assume_abort_if_not(var_1_43 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_43 != 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L207] var_1_44 = __VERIFIER_nondet_ulong() [L208] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L209] CALL assume_abort_if_not(var_1_44 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_44 <= 4294967295) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L210] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L211] var_1_46 = __VERIFIER_nondet_float() [L212] CALL assume_abort_if_not((var_1_46 >= -461168.6018427382800e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 4611686.018427382800e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not((var_1_46 >= -461168.6018427382800e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 4611686.018427382800e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L225] RET updateVariables() [L226] CALL step() [L63] var_1_8 = (var_1_9 - (2 + var_1_10)) [L64] COND TRUE var_1_22 != var_1_12 [L65] COND FALSE !(var_1_10 <= var_1_17) [L71] COND TRUE var_1_23 < var_1_30 [L72] COND TRUE var_1_27 > var_1_34 [L73] var_1_39 = var_1_30 [L78] var_1_47 = var_1_37 [L79] COND TRUE ! ((var_1_9 - var_1_22) > var_1_12) [L80] var_1_27 = var_1_15 [L82] COND FALSE !(var_1_23 == var_1_23) [L87] COND TRUE (- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23) [L88] var_1_20 = ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10) [L92] var_1_40 = var_1_35 [L93] COND FALSE !(\read(var_1_1)) [L100] EXPR var_1_34 | var_1_27 [L100] COND FALSE !(var_1_27 > (var_1_34 | var_1_27)) [L107] var_1_41 = var_1_38 [L110] COND FALSE !(var_1_1 || var_1_1) [L113] COND FALSE !(\read(var_1_18)) [L116] var_1_1 = var_1_7 [L118] COND FALSE !(var_1_18 && var_1_18) [L121] COND TRUE ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) > var_1_34 [L122] COND TRUE (! var_1_18) && (var_1_30 > var_1_23) [L123] var_1_31 = (((((var_1_35) < (var_1_34)) ? (var_1_35) : (var_1_34))) - (var_1_37 + var_1_38)) [L129] COND TRUE \read(var_1_1) [L130] var_1_11 = (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) [L142] var_1_29 = var_1_30 [L143] var_1_48 = var_1_46 [L226] RET step() [L227] CALL, EXPR property() [L217-L218] return ((((((var_1_18 ? (var_1_1 == ((unsigned char) (((-128 <= var_1_20) || (var_1_23 >= var_1_23)) && var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_8 == ((signed short int) (var_1_9 - (2 + var_1_10))))) && (var_1_1 ? (var_1_11 == ((signed char) (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : ((var_1_27 >= var_1_14) ? (var_1_11 == ((signed char) ((var_1_15 + var_1_16) - var_1_17))) : (var_1_7 ? (var_1_11 == ((signed char) var_1_16)) : (var_1_11 == ((signed char) var_1_12)))))) && ((var_1_23 == var_1_23) ? ((var_1_15 >= (var_1_27 / var_1_19)) ? (var_1_18 == ((unsigned char) var_1_7)) : 1) : 1)) && (((- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23)) ? (var_1_20 == ((signed short int) ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10))) : (var_1_20 == ((signed short int) var_1_19)))) && ((var_1_22 != var_1_12) ? ((var_1_10 <= var_1_17) ? (var_1_23 == ((float) (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))) : 1) : (var_1_23 == ((float) var_1_25)))) && ((! ((var_1_9 - var_1_22) > var_1_12)) ? (var_1_27 == ((unsigned long int) var_1_15)) : 1) ; [L227] RET, EXPR property() [L227] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=16383, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=-255, var_1_20=3, var_1_22=16387, var_1_23=158/5, var_1_25=0, var_1_27=1, var_1_29=2, var_1_30=2, var_1_31=0, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=2, var_1_40=16, var_1_41=0, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=3, var_1_47=0, var_1_48=3, var_1_6=0, var_1_7=-255, var_1_8=64, var_1_9=16449] [L19] reach_error() VAL [isInitial=1, var_1_10=16383, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=-255, var_1_20=3, var_1_22=16387, var_1_23=158/5, var_1_25=0, var_1_27=1, var_1_29=2, var_1_30=2, var_1_31=0, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=2, var_1_40=16, var_1_41=0, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=3, var_1_47=0, var_1_48=3, var_1_6=0, var_1_7=-255, var_1_8=64, var_1_9=16449] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 1, TraceHistogramMax: 44, 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=76occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 318 NumberOfCodeBlocks, 318 NumberOfCodeBlocksAsserted, 2 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 06:46:09,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:46:12,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:46:12,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:46:12,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:46:12,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:46:12,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:46:12,398 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:46:12,399 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:46:12,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:46:12,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:46:12,401 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:46:12,402 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:46:12,402 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:46:12,403 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:46:12,405 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:46:12,406 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:46:12,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:46:12,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:46:12,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:46:12,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:46:12,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:46:12,410 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:46:12,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:46:12,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:46:12,411 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:46:12,411 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:46:12,412 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:46:12,412 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:46:12,413 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:46:12,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:46:12,413 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:46:12,414 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:46:12,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:46:12,415 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:46:12,415 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:46:12,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:46:12,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:46:12,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:46:12,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:46:12,416 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:46:12,417 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:46:12,418 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:46:12,418 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:46:12,418 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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 [2024-11-09 06:46:12,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:46:12,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:46:12,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:46:12,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:46:12,943 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:46:12,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i Unable to find full path for "g++" [2024-11-09 06:46:15,102 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:46:15,416 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:46:15,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-09 06:46:15,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data/ea2cdcac7/3e54547100d4415c86864801c0e45fc0/FLAG7f45b9702 [2024-11-09 06:46:15,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/data/ea2cdcac7/3e54547100d4415c86864801c0e45fc0 [2024-11-09 06:46:15,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:46:15,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:46:15,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:46:15,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:46:15,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:46:15,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:15,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8524d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15, skipping insertion in model container [2024-11-09 06:46:15,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:15,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:46:15,683 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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-09 06:46:15,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:46:15,802 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:46:15,820 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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-09 06:46:15,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:46:15,943 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:46:15,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15 WrapperNode [2024-11-09 06:46:15,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:46:15,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:46:15,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:46:15,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:46:15,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:15,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,027 INFO L138 Inliner]: procedures = 27, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2024-11-09 06:46:16,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:46:16,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:46:16,032 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:46:16,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:46:16,045 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:46:16,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:46:16,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:46:16,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:46:16,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:46:16,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:46:16,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:46:16,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:46:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:46:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:46:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:46:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:46:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:46:16,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:46:16,333 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:46:16,336 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:46:20,098 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 06:46:20,098 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:46:20,121 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:46:20,121 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:46:20,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:46:20 BoogieIcfgContainer [2024-11-09 06:46:20,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:46:20,125 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:46:20,127 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:46:20,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:46:20,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:46:15" (1/3) ... [2024-11-09 06:46:20,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c37547f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:46:20, skipping insertion in model container [2024-11-09 06:46:20,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (2/3) ... [2024-11-09 06:46:20,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c37547f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:46:20, skipping insertion in model container [2024-11-09 06:46:20,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:46:20" (3/3) ... [2024-11-09 06:46:20,135 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-09 06:46:20,155 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:46:20,156 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:46:20,247 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:46:20,254 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;@497a6748, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:46:20,254 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:46:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 64 states have internal predecessors, (89), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 06:46:20,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-09 06:46:20,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:20,279 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:20,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:20,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:20,285 INFO L85 PathProgramCache]: Analyzing trace with hash -67265229, now seen corresponding path program 1 times [2024-11-09 06:46:20,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:46:20,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [554449206] [2024-11-09 06:46:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:20,301 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 06:46:20,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:46:20,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:20,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:20,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:46:20,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1094 proven. 0 refuted. 0 times theorem prover too weak. 2690 trivial. 0 not checked. [2024-11-09 06:46:21,038 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:46:21,039 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:46:21,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [554449206] [2024-11-09 06:46:21,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [554449206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:46:21,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:46:21,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:46:21,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604036615] [2024-11-09 06:46:21,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:46:21,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:46:21,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:46:21,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:46:21,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:46:21,083 INFO L87 Difference]: Start difference. First operand has 110 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 64 states have internal predecessors, (89), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 06:46:21,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:46:21,126 INFO L93 Difference]: Finished difference Result 212 states and 390 transitions. [2024-11-09 06:46:21,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:46:21,130 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 266 [2024-11-09 06:46:21,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:46:21,144 INFO L225 Difference]: With dead ends: 212 [2024-11-09 06:46:21,145 INFO L226 Difference]: Without dead ends: 105 [2024-11-09 06:46:21,149 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 265 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 06:46:21,156 INFO L432 NwaCegarLoop]: 166 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, 166 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 06:46:21,158 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:46:21,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-09 06:46:21,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-09 06:46:21,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 06:46:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 166 transitions. [2024-11-09 06:46:21,233 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 166 transitions. Word has length 266 [2024-11-09 06:46:21,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:46:21,234 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 166 transitions. [2024-11-09 06:46:21,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-09 06:46:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2024-11-09 06:46:21,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-09 06:46:21,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:21,241 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:21,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:21,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:21,442 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:21,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:21,443 INFO L85 PathProgramCache]: Analyzing trace with hash 105492839, now seen corresponding path program 1 times [2024-11-09 06:46:21,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:46:21,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1614206151] [2024-11-09 06:46:21,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:21,445 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 06:46:21,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:46:21,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:21,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:21,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:46:21,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:22,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-09 06:46:22,816 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:46:22,904 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:46:22,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1614206151] [2024-11-09 06:46:22,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1614206151] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:46:22,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1031500200] [2024-11-09 06:46:22,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:22,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:46:22,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:46:22,911 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:46:22,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 06:46:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:23,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:46:23,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:46:23,747 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:46:23,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1031500200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:46:23,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:46:23,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-09 06:46:23,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597205332] [2024-11-09 06:46:23,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:46:23,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:46:23,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:46:23,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:46:23,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:46:23,755 INFO L87 Difference]: Start difference. First operand 105 states and 166 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:46:24,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:46:25,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:46:25,097 INFO L93 Difference]: Finished difference Result 300 states and 476 transitions. [2024-11-09 06:46:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:46:25,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 266 [2024-11-09 06:46:25,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:46:25,108 INFO L225 Difference]: With dead ends: 300 [2024-11-09 06:46:25,108 INFO L226 Difference]: Without dead ends: 198 [2024-11-09 06:46:25,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:46:25,114 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 148 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:46:25,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 317 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 06:46:25,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-11-09 06:46:25,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 195. [2024-11-09 06:46:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 104 states have (on average 1.2692307692307692) internal successors, (132), 104 states have internal predecessors, (132), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-09 06:46:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 308 transitions. [2024-11-09 06:46:25,183 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 308 transitions. Word has length 266 [2024-11-09 06:46:25,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:46:25,185 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 308 transitions. [2024-11-09 06:46:25,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:46:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 308 transitions. [2024-11-09 06:46:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-09 06:46:25,197 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:25,197 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:25,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 06:46:25,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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)] Ended with exit code 0 [2024-11-09 06:46:25,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:25,598 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:25,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:25,599 INFO L85 PathProgramCache]: Analyzing trace with hash 785551209, now seen corresponding path program 1 times [2024-11-09 06:46:25,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:46:25,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592726250] [2024-11-09 06:46:25,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:25,601 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 06:46:25,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:46:25,604 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:25,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:26,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:46:26,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:26,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-09 06:46:26,850 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:46:26,915 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:46:26,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [592726250] [2024-11-09 06:46:26,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [592726250] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:46:26,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1474038029] [2024-11-09 06:46:26,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:26,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:46:26,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:46:26,919 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:46:26,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 06:46:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:27,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:46:27,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:46:29,031 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:46:29,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1474038029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:46:29,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:46:29,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-11-09 06:46:29,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075501397] [2024-11-09 06:46:29,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:46:29,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:46:29,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:46:29,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:46:29,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:46:29,038 INFO L87 Difference]: Start difference. First operand 195 states and 308 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:46:30,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:46:30,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:46:30,411 INFO L93 Difference]: Finished difference Result 577 states and 914 transitions. [2024-11-09 06:46:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:46:30,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 266 [2024-11-09 06:46:30,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:46:30,440 INFO L225 Difference]: With dead ends: 577 [2024-11-09 06:46:30,443 INFO L226 Difference]: Without dead ends: 385 [2024-11-09 06:46:30,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:46:30,447 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 34 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:46:30,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 332 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 06:46:30,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2024-11-09 06:46:30,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 383. [2024-11-09 06:46:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 202 states have (on average 1.2574257425742574) internal successors, (254), 202 states have internal predecessors, (254), 176 states have call successors, (176), 4 states have call predecessors, (176), 4 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2024-11-09 06:46:30,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 606 transitions. [2024-11-09 06:46:30,530 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 606 transitions. Word has length 266 [2024-11-09 06:46:30,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:46:30,531 INFO L471 AbstractCegarLoop]: Abstraction has 383 states and 606 transitions. [2024-11-09 06:46:30,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:46:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 606 transitions. [2024-11-09 06:46:30,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-09 06:46:30,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:30,537 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:30,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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)] Ended with exit code 0 [2024-11-09 06:46:30,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 06:46:30,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:46:30,938 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:30,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:30,939 INFO L85 PathProgramCache]: Analyzing trace with hash 869259030, now seen corresponding path program 1 times [2024-11-09 06:46:30,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:46:30,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610500229] [2024-11-09 06:46:30,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:30,941 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 06:46:30,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:46:30,944 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:30,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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)] Waiting until timeout for monitored process [2024-11-09 06:46:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:31,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:46:31,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:32,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-09 06:46:32,082 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:46:32,153 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:46:32,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610500229] [2024-11-09 06:46:32,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610500229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:46:32,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1278301084] [2024-11-09 06:46:32,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:32,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:46:32,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:46:32,158 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:46:32,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 06:46:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:33,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:46:33,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 213 proven. 126 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2024-11-09 06:46:35,240 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:46:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 3 proven. 126 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-09 06:46:36,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1278301084] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:46:36,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000593826] [2024-11-09 06:46:36,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:36,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:46:36,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:46:36,199 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:46:36,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 06:46:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:36,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:46:36,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:37,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 213 proven. 126 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2024-11-09 06:46:37,796 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:46:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 3 proven. 126 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-09 06:46:38,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000593826] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:46:38,690 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2024-11-09 06:46:38,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6, 6, 6] total 9 [2024-11-09 06:46:38,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428215206] [2024-11-09 06:46:38,691 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2024-11-09 06:46:38,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 06:46:38,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:46:38,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 06:46:38,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-09 06:46:38,700 INFO L87 Difference]: Start difference. First operand 383 states and 606 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) [2024-11-09 06:46:42,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:46:42,380 INFO L93 Difference]: Finished difference Result 720 states and 1112 transitions. [2024-11-09 06:46:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 06:46:42,384 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) Word has length 267 [2024-11-09 06:46:42,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:46:42,390 INFO L225 Difference]: With dead ends: 720 [2024-11-09 06:46:42,390 INFO L226 Difference]: Without dead ends: 340 [2024-11-09 06:46:42,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1343 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=244, Invalid=626, Unknown=0, NotChecked=0, Total=870 [2024-11-09 06:46:42,394 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 329 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:46:42,395 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 374 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-09 06:46:42,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2024-11-09 06:46:42,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 324. [2024-11-09 06:46:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 182 states have (on average 1.2307692307692308) internal successors, (224), 182 states have internal predecessors, (224), 132 states have call successors, (132), 9 states have call predecessors, (132), 9 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-09 06:46:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 488 transitions. [2024-11-09 06:46:42,461 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 488 transitions. Word has length 267 [2024-11-09 06:46:42,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:46:42,464 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 488 transitions. [2024-11-09 06:46:42,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) [2024-11-09 06:46:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 488 transitions. [2024-11-09 06:46:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:46:42,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:42,470 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:42,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-09 06:46:42,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 06:46:42,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:46:43,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:43,071 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:43,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:43,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1945523192, now seen corresponding path program 1 times [2024-11-09 06:46:43,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:46:43,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1338108824] [2024-11-09 06:46:43,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:43,073 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 06:46:43,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:46:43,076 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:43,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (10)] Waiting until timeout for monitored process [2024-11-09 06:46:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:43,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:46:43,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:46:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:46:43,578 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:46:43,578 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:46:43,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1338108824] [2024-11-09 06:46:43,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1338108824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:46:43,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:46:43,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:46:43,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452608900] [2024-11-09 06:46:43,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:46:43,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:46:43,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:46:43,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:46:43,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:46:43,580 INFO L87 Difference]: Start difference. First operand 324 states and 488 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:46:46,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:46:46,198 INFO L93 Difference]: Finished difference Result 954 states and 1436 transitions. [2024-11-09 06:46:46,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:46:46,199 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 268 [2024-11-09 06:46:46,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:46:46,204 INFO L225 Difference]: With dead ends: 954 [2024-11-09 06:46:46,204 INFO L226 Difference]: Without dead ends: 633 [2024-11-09 06:46:46,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:46:46,207 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 152 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:46:46,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 443 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 06:46:46,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2024-11-09 06:46:46,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 631. [2024-11-09 06:46:46,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 631 states, 348 states have (on average 1.1810344827586208) internal successors, (411), 348 states have internal predecessors, (411), 264 states have call successors, (264), 18 states have call predecessors, (264), 18 states have return successors, (264), 264 states have call predecessors, (264), 264 states have call successors, (264) [2024-11-09 06:46:46,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 939 transitions. [2024-11-09 06:46:46,275 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 939 transitions. Word has length 268 [2024-11-09 06:46:46,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:46:46,276 INFO L471 AbstractCegarLoop]: Abstraction has 631 states and 939 transitions. [2024-11-09 06:46:46,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:46:46,276 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 939 transitions. [2024-11-09 06:46:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:46:46,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:46:46,280 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:46:46,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (10)] Forceful destruction successful, exit code 0 [2024-11-09 06:46:46,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:46,481 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:46:46,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:46:46,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1338326854, now seen corresponding path program 1 times [2024-11-09 06:46:46,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:46:46,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1785415801] [2024-11-09 06:46:46,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:46:46,483 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 06:46:46,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:46:46,489 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:46:46,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (11)] Waiting until timeout for monitored process [2024-11-09 06:46:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:46:46,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 06:46:46,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:47:14,358 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2024-11-09 06:47:21,680 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2024-11-09 06:47:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-09 06:47:35,896 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:48:40,514 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:48:40,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1785415801] [2024-11-09 06:48:40,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1785415801] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:48:40,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [810136654] [2024-11-09 06:48:40,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:48:40,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:48:40,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:48:40,518 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:48:40,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 06:48:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:48:42,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 06:48:42,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:49:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-09 06:49:27,457 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:50:02,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [810136654] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:50:02,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364028651] [2024-11-09 06:50:02,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:50:02,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:50:02,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:50:02,397 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:50:02,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-09 06:50:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:03,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 06:50:03,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-09 06:50:47,992 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:51:20,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364028651] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:51:20,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:51:20,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2024-11-09 06:51:20,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461795054] [2024-11-09 06:51:20,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:51:20,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 06:51:20,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:51:20,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 06:51:20,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=152, Unknown=11, NotChecked=54, Total=272 [2024-11-09 06:51:20,910 INFO L87 Difference]: Start difference. First operand 631 states and 939 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-09 06:51:37,444 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (or (and (fp.leq c_~var_1_25~0 .cse0) (fp.geq c_~var_1_25~0 .cse1)) (and (fp.geq c_~var_1_25~0 .cse2) (fp.leq c_~var_1_25~0 .cse3))) (or (and (fp.geq c_~var_1_26~0 .cse2) (fp.leq c_~var_1_26~0 .cse3)) (and (fp.leq c_~var_1_26~0 .cse0) (fp.geq c_~var_1_26~0 .cse1))) (or (and (fp.leq c_~var_1_24~0 .cse3) (fp.geq c_~var_1_24~0 .cse2)) (and (fp.leq c_~var_1_24~0 .cse0) (fp.geq c_~var_1_24~0 .cse1))) (let ((.cse5 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse7 (fp.neg .cse4)) (.cse6 (fp.neg .cse5))) (let ((.cse8 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (fp.geq ~var_1_26~0 .cse6))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse4) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse6) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse5))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (fp.leq ~var_1_25~0 .cse7) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (fp.geq ~var_1_26~0 .cse4) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse6) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse4) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse4) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (fp.geq ~var_1_26~0 .cse4) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse4) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse7))))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 06:51:41,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:43,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:51:43,044 INFO L93 Difference]: Finished difference Result 1995 states and 2910 transitions. [2024-11-09 06:51:43,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 06:51:43,050 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 268 [2024-11-09 06:51:43,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:51:43,063 INFO L225 Difference]: With dead ends: 1995 [2024-11-09 06:51:43,063 INFO L226 Difference]: Without dead ends: 1367 [2024-11-09 06:51:43,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1135 GetRequests, 1116 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 52.1s TimeCoverageRelationStatistics Valid=89, Invalid=211, Unknown=18, NotChecked=102, Total=420 [2024-11-09 06:51:43,071 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 87 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 1216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 747 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:51:43,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 974 Invalid, 1216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 454 Invalid, 0 Unknown, 747 Unchecked, 7.3s Time] [2024-11-09 06:51:43,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1367 states. [2024-11-09 06:51:43,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1367 to 1341. [2024-11-09 06:51:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 758 states have (on average 1.1741424802110818) internal successors, (890), 758 states have internal predecessors, (890), 528 states have call successors, (528), 54 states have call predecessors, (528), 54 states have return successors, (528), 528 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-09 06:51:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1946 transitions. [2024-11-09 06:51:43,279 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1946 transitions. Word has length 268 [2024-11-09 06:51:43,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:51:43,280 INFO L471 AbstractCegarLoop]: Abstraction has 1341 states and 1946 transitions. [2024-11-09 06:51:43,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-09 06:51:43,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1946 transitions. [2024-11-09 06:51:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:51:43,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:51:43,285 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:51:43,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (11)] Forceful destruction successful, exit code 0 [2024-11-09 06:51:43,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-09 06:51:43,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-09 06:51:43,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:51:43,887 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:51:43,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:51:43,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1935572088, now seen corresponding path program 1 times [2024-11-09 06:51:43,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:51:43,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663640332] [2024-11-09 06:51:43,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:43,888 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 06:51:43,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:51:43,890 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:51:43,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (14)] Waiting until timeout for monitored process [2024-11-09 06:51:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:44,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 06:51:44,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:52:15,206 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2024-11-09 06:52:23,214 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2024-11-09 06:52:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-09 06:52:38,263 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:53:46,240 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:53:46,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [663640332] [2024-11-09 06:53:46,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [663640332] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:53:46,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1531459683] [2024-11-09 06:53:46,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:53:46,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:53:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:53:46,244 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:53:46,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 06:53:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:53:47,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 06:53:47,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:31,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-09 06:54:31,054 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:03,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1531459683] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:03,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569048105] [2024-11-09 06:55:03,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:03,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:55:03,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:55:03,445 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:55:03,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-09 06:55:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:04,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 06:55:04,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-09 06:55:45,903 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:56:20,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569048105] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:56:20,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:56:20,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2024-11-09 06:56:20,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916225068] [2024-11-09 06:56:20,169 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:56:20,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 06:56:20,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:56:20,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 06:56:20,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=152, Unknown=11, NotChecked=54, Total=272 [2024-11-09 06:56:20,170 INFO L87 Difference]: Start difference. First operand 1341 states and 1946 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-09 06:57:25,603 WARN L286 SmtUtils]: Spent 32.91s on a formula simplification. DAG size of input: 110 DAG size of output: 235 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:57:27,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:29,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:31,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:33,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:35,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:37,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:39,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:41,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:43,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:45,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:47,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:49,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:51,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:57:53,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:58:47,304 WARN L286 SmtUtils]: Spent 33.60s on a formula simplification. DAG size of input: 102 DAG size of output: 212 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:58:50,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:58:52,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:58:54,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:58:57,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:58:59,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:59:01,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:59:04,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:59:07,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:59:07,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:59:07,552 INFO L93 Difference]: Finished difference Result 2101 states and 3005 transitions. [2024-11-09 06:59:07,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 06:59:07,559 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 268 [2024-11-09 06:59:07,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:59:07,573 INFO L225 Difference]: With dead ends: 2101 [2024-11-09 06:59:07,573 INFO L226 Difference]: Without dead ends: 1473 [2024-11-09 06:59:07,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1136 GetRequests, 1116 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 158.8s TimeCoverageRelationStatistics Valid=99, Invalid=256, Unknown=33, NotChecked=74, Total=462 [2024-11-09 06:59:07,578 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 157 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 66 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 360 IncrementalHoareTripleChecker+Unchecked, 50.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:59:07,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 364 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 472 Invalid, 19 Unknown, 360 Unchecked, 50.3s Time] [2024-11-09 06:59:07,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2024-11-09 06:59:07,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1422. [2024-11-09 06:59:07,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 821 states have (on average 1.1680876979293544) internal successors, (959), 821 states have internal predecessors, (959), 528 states have call successors, (528), 72 states have call predecessors, (528), 72 states have return successors, (528), 528 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-09 06:59:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2015 transitions. [2024-11-09 06:59:07,899 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2015 transitions. Word has length 268 [2024-11-09 06:59:07,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:59:07,905 INFO L471 AbstractCegarLoop]: Abstraction has 1422 states and 2015 transitions. [2024-11-09 06:59:07,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-09 06:59:07,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2015 transitions. [2024-11-09 06:59:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-09 06:59:07,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:59:07,912 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:59:07,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-09 06:59:08,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-09 06:59:08,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (14)] Ended with exit code 0 [2024-11-09 06:59:08,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:08,513 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:59:08,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:59:08,514 INFO L85 PathProgramCache]: Analyzing trace with hash -350616888, now seen corresponding path program 1 times [2024-11-09 06:59:08,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:59:08,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [640060648] [2024-11-09 06:59:08,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:59:08,514 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 06:59:08,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:59:08,516 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:08,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (17)] Waiting until timeout for monitored process [2024-11-09 06:59:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:59:08,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:59:08,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:59:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:59:10,627 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:59:10,627 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:59:10,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [640060648] [2024-11-09 06:59:10,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [640060648] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:59:10,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:59:10,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:59:10,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018822212] [2024-11-09 06:59:10,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:59:10,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:59:10,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:59:10,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:59:10,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:59:10,629 INFO L87 Difference]: Start difference. First operand 1422 states and 2015 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:59:12,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:59:13,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:59:15,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:59:15,387 INFO L93 Difference]: Finished difference Result 2500 states and 3550 transitions. [2024-11-09 06:59:15,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:59:15,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 268 [2024-11-09 06:59:15,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:59:15,436 INFO L225 Difference]: With dead ends: 2500 [2024-11-09 06:59:15,436 INFO L226 Difference]: Without dead ends: 1081 [2024-11-09 06:59:15,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:59:15,444 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 38 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:59:15,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 349 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-09 06:59:15,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1081 states. [2024-11-09 06:59:15,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1081 to 1079. [2024-11-09 06:59:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 628 states have (on average 1.1751592356687899) internal successors, (738), 628 states have internal predecessors, (738), 396 states have call successors, (396), 54 states have call predecessors, (396), 54 states have return successors, (396), 396 states have call predecessors, (396), 396 states have call successors, (396) [2024-11-09 06:59:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1530 transitions. [2024-11-09 06:59:15,620 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1530 transitions. Word has length 268 [2024-11-09 06:59:15,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:59:15,621 INFO L471 AbstractCegarLoop]: Abstraction has 1079 states and 1530 transitions. [2024-11-09 06:59:15,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:59:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1530 transitions. [2024-11-09 06:59:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-09 06:59:15,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:59:15,624 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:59:15,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 (17)] Ended with exit code 0 [2024-11-09 06:59:15,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:15,825 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:59:15,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:59:15,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1740714308, now seen corresponding path program 1 times [2024-11-09 06:59:15,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:59:15,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [943880076] [2024-11-09 06:59:15,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:59:15,827 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 06:59:15,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:59:15,830 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:15,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:59:16,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:59:16,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:59:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-09 06:59:18,552 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:59:18,552 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:59:18,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [943880076] [2024-11-09 06:59:18,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [943880076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:59:18,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:59:18,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:59:18,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813236119] [2024-11-09 06:59:18,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:59:18,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:59:18,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:59:18,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:59:18,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:59:18,555 INFO L87 Difference]: Start difference. First operand 1079 states and 1530 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:59:21,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:59:23,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:59:28,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:59:28,129 INFO L93 Difference]: Finished difference Result 2145 states and 3044 transitions. [2024-11-09 06:59:28,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:59:28,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 269 [2024-11-09 06:59:28,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:59:28,148 INFO L225 Difference]: With dead ends: 2145 [2024-11-09 06:59:28,148 INFO L226 Difference]: Without dead ends: 1433 [2024-11-09 06:59:28,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:59:28,153 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 157 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:59:28,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 320 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 9.3s Time] [2024-11-09 06:59:28,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1433 states. [2024-11-09 06:59:28,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1433 to 1431. [2024-11-09 06:59:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1431 states, 830 states have (on average 1.1759036144578314) internal successors, (976), 830 states have internal predecessors, (976), 528 states have call successors, (528), 72 states have call predecessors, (528), 72 states have return successors, (528), 528 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-09 06:59:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 2032 transitions. [2024-11-09 06:59:28,410 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 2032 transitions. Word has length 269 [2024-11-09 06:59:28,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:59:28,411 INFO L471 AbstractCegarLoop]: Abstraction has 1431 states and 2032 transitions. [2024-11-09 06:59:28,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-09 06:59:28,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2032 transitions. [2024-11-09 06:59:28,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-09 06:59:28,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:59:28,413 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:59:28,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:59:28,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:28,618 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:59:28,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:59:28,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1204132220, now seen corresponding path program 1 times [2024-11-09 06:59:28,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:59:28,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1774838827] [2024-11-09 06:59:28,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:59:28,621 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 06:59:28,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:59:28,624 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:28,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9b9dd4-8c52-46c4-ac31-05208b7aa212/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 06:59:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:59:29,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 06:59:29,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:00:20,984 WARN L286 SmtUtils]: Spent 7.63s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:00:45,772 WARN L286 SmtUtils]: Spent 11.11s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)