./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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 b1eb2d71fd6556e3c29f30215f2d9de84c58444bd8e95325c3358257aa3db343 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:34:21,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:34:21,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:34:21,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:34:21,621 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:34:21,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:34:21,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:34:21,668 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:34:21,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:34:21,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:34:21,670 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:34:21,671 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:34:21,672 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:34:21,673 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:34:21,674 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:34:21,674 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:34:21,674 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:34:21,677 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:34:21,678 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:34:21,678 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:34:21,679 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:34:21,682 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:34:21,683 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:34:21,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:34:21,684 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:34:21,685 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:34:21,685 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:34:21,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:34:21,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:34:21,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:34:21,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:34:21,687 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:34:21,687 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:34:21,688 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:34:21,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:34:21,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:34:21,689 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:34:21,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:34:21,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:34:21,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:34:21,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:34:21,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:34:21,691 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:34:21,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:34:21,692 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:34:21,692 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:34:21,692 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:34:21,692 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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1eb2d71fd6556e3c29f30215f2d9de84c58444bd8e95325c3358257aa3db343 [2024-11-09 05:34:22,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:34:22,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:34:22,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:34:22,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:34:22,048 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:34:22,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i Unable to find full path for "g++" [2024-11-09 05:34:24,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:34:24,680 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:34:24,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i [2024-11-09 05:34:24,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data/ca2fbbeb1/23f37bf39fe640ff85e6f1535a722738/FLAGecfd3a57f [2024-11-09 05:34:25,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data/ca2fbbeb1/23f37bf39fe640ff85e6f1535a722738 [2024-11-09 05:34:25,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:34:25,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:34:25,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:34:25,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:34:25,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:34:25,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24da4f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25, skipping insertion in model container [2024-11-09 05:34:25,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,073 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:34:25,291 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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i[919,932] [2024-11-09 05:34:25,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:34:25,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:34:25,410 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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i[919,932] [2024-11-09 05:34:25,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:34:25,481 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:34:25,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25 WrapperNode [2024-11-09 05:34:25,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:34:25,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:34:25,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:34:25,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:34:25,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,584 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-09 05:34:25,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:34:25,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:34:25,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:34:25,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:34:25,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:34:25,647 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:34:25,647 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:34:25,647 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:34:25,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (1/1) ... [2024-11-09 05:34:25,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:34:25,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:34:25,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:34:25,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:34:25,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:34:25,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:34:25,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:34:25,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:34:25,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:34:25,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:34:25,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:34:25,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:34:26,420 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 05:34:26,421 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:34:26,721 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:34:26,721 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:34:26,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:34:26 BoogieIcfgContainer [2024-11-09 05:34:26,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:34:26,727 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:34:26,729 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:34:26,734 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:34:26,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:34:25" (1/3) ... [2024-11-09 05:34:26,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e9918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:34:26, skipping insertion in model container [2024-11-09 05:34:26,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:25" (2/3) ... [2024-11-09 05:34:26,739 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e9918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:34:26, skipping insertion in model container [2024-11-09 05:34:26,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:34:26" (3/3) ... [2024-11-09 05:34:26,742 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-79.i [2024-11-09 05:34:26,767 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:34:26,768 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:34:26,838 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:34:26,846 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;@72ac4925, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:34:26,847 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:34:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 05:34:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-09 05:34:26,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:26,869 INFO L215 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:34:26,869 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:34:26,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:26,876 INFO L85 PathProgramCache]: Analyzing trace with hash 695077617, now seen corresponding path program 1 times [2024-11-09 05:34:26,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:26,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857226714] [2024-11-09 05:34:26,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:26,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:34:27,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1715366635] [2024-11-09 05:34:27,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:27,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:34:27,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:34:27,473 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:34:27,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:34:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:34:27,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:34:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:34:27,986 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:34:27,989 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:34:27,990 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:34:28,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:34:28,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:34:28,197 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:34:28,279 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:34:28,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:34:28 BoogieIcfgContainer [2024-11-09 05:34:28,282 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:34:28,283 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:34:28,283 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:34:28,283 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:34:28,284 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:34:26" (3/4) ... [2024-11-09 05:34:28,286 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:34:28,287 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:34:28,289 INFO L158 Benchmark]: Toolchain (without parser) took 3273.38ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 86.3MB in the beginning and 139.3MB in the end (delta: -53.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-09 05:34:28,289 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:34:28,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.98ms. Allocated memory is still 130.0MB. Free memory was 86.0MB in the beginning and 69.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:34:28,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.91ms. Allocated memory is still 130.0MB. Free memory was 69.3MB in the beginning and 65.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:34:28,291 INFO L158 Benchmark]: Boogie Preprocessor took 60.62ms. Allocated memory is still 130.0MB. Free memory was 65.0MB in the beginning and 62.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:34:28,292 INFO L158 Benchmark]: RCFGBuilder took 1075.76ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 62.6MB in the beginning and 132.5MB in the end (delta: -69.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-11-09 05:34:28,292 INFO L158 Benchmark]: TraceAbstraction took 1555.13ms. Allocated memory is still 195.0MB. Free memory was 131.6MB in the beginning and 140.3MB in the end (delta: -8.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:34:28,293 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 195.0MB. Free memory was 140.3MB in the beginning and 139.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:34:28,296 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.98ms. Allocated memory is still 130.0MB. Free memory was 86.0MB in the beginning and 69.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.91ms. Allocated memory is still 130.0MB. Free memory was 69.3MB in the beginning and 65.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.62ms. Allocated memory is still 130.0MB. Free memory was 65.0MB in the beginning and 62.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.76ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 62.6MB in the beginning and 132.5MB in the end (delta: -69.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1555.13ms. Allocated memory is still 195.0MB. Free memory was 131.6MB in the beginning and 140.3MB in the end (delta: -8.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 195.0MB. Free memory was 140.3MB in the beginning and 139.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 142, overapproximation of someUnaryDOUBLEoperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 0; [L27] double var_1_9 = 127.625; [L28] double var_1_10 = 256.8; [L29] double var_1_11 = 0.30000000000000004; [L30] signed long int var_1_12 = -2; [L31] double var_1_13 = 2.475; [L32] double var_1_14 = 25.2; [L33] double var_1_15 = 500.125; [L34] double var_1_16 = 10.75; [L35] double var_1_17 = 255.4; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 100; [L39] unsigned char var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] unsigned char var_1_24 = 8; [L43] unsigned char var_1_25 = 10; [L44] float var_1_26 = 16.8; [L45] unsigned long int var_1_27 = 64; [L46] unsigned char last_1_var_1_18 = 1; [L47] unsigned char last_1_var_1_20 = 100; [L146] isInitial = 1 [L147] FCALL initially() [L148] COND TRUE 1 [L149] CALL updateLastVariables() [L138] last_1_var_1_18 = var_1_18 [L139] last_1_var_1_20 = var_1_20 [L149] RET updateLastVariables() [L150] CALL updateVariables() [L95] var_1_2 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L97] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L98] var_1_3 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L100] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L101] var_1_8 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_9=1021/8] [L103] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L104] var_1_10 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L106] var_1_11 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L108] var_1_13 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L110] var_1_14 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L112] var_1_15 = __VERIFIER_nondet_double() [L113] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L114] var_1_16 = __VERIFIER_nondet_double() [L115] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L116] var_1_17 = __VERIFIER_nondet_double() [L117] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L118] var_1_19 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L120] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L121] var_1_21 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L123] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L124] var_1_22 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L126] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L127] var_1_23 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L129] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L130] var_1_24 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L132] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L133] var_1_25 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L135] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=1, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=1, var_1_26=84/5, var_1_27=64, var_1_2=0, var_1_3=0, var_1_7=50, var_1_8=-2147483899, var_1_9=1021/8] [L150] RET updateVariables() [L151] CALL step() [L51] COND TRUE last_1_var_1_18 && last_1_var_1_18 [L52] COND FALSE !(((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > last_1_var_1_20) [L55] var_1_7 = var_1_8 [L60] COND FALSE !(\read(var_1_3)) [L65] var_1_26 = var_1_16 [L66] var_1_27 = 10u [L67] COND TRUE var_1_8 >= var_1_7 [L68] COND TRUE var_1_15 >= var_1_26 [L69] var_1_20 = (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) [L76] COND TRUE \read(var_1_18) [L77] COND FALSE !(! var_1_18) [L80] var_1_1 = (var_1_20 - var_1_20) [L85] COND FALSE !(var_1_27 != (var_1_8 + var_1_7)) [L88] var_1_9 = ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))) [L90] COND FALSE !((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) [L151] RET step() [L152] CALL, EXPR property() [L142-L143] return (((((((var_1_18 ? ((! var_1_18) ? (var_1_1 == ((signed short int) (var_1_7 + 5))) : (var_1_1 == ((signed short int) (var_1_20 - var_1_20)))) : (var_1_1 == ((signed short int) var_1_20))) && ((last_1_var_1_18 && last_1_var_1_18) ? ((((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > last_1_var_1_20) ? (var_1_7 == ((unsigned char) var_1_8)) : (var_1_7 == ((unsigned char) var_1_8))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((var_1_27 != (var_1_8 + var_1_7)) ? (var_1_9 == ((double) ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))))) : (var_1_9 == ((double) ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))))))) && (((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) ? (var_1_12 == ((signed long int) (var_1_20 + var_1_20))) : 1)) && (var_1_3 ? (var_1_2 ? (var_1_18 == ((unsigned char) (! var_1_19))) : 1) : 1)) && ((var_1_8 >= var_1_7) ? ((var_1_15 >= var_1_26) ? (var_1_20 == ((unsigned char) (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))))) : (var_1_20 == ((unsigned char) var_1_24))) : (var_1_20 == ((unsigned char) var_1_22)))) && (var_1_26 == ((float) var_1_16))) && (var_1_27 == ((unsigned long int) 10u)) ; [L152] RET, EXPR property() [L152] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=0, var_1_11=3, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=127, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=1, var_1_26=2, var_1_27=10, var_1_2=0, var_1_3=0, var_1_7=-2147483899, var_1_8=-2147483899, var_1_9=3] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=0, var_1_11=3, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=127, var_1_21=128, var_1_22=0, var_1_23=0, var_1_24=127, var_1_25=1, var_1_26=2, var_1_27=10, var_1_2=0, var_1_3=0, var_1_7=-2147483899, var_1_8=-2147483899, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 25, 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=50occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 190 NumberOfCodeBlocks, 190 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 05:34:28,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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 b1eb2d71fd6556e3c29f30215f2d9de84c58444bd8e95325c3358257aa3db343 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:34:30,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:34:30,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:34:30,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:34:30,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:34:30,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:34:30,814 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:34:30,815 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:34:30,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:34:30,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:34:30,818 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:34:30,818 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:34:30,819 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:34:30,819 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:34:30,821 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:34:30,822 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:34:30,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:34:30,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:34:30,823 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:34:30,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:34:30,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:34:30,828 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:34:30,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:34:30,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:34:30,828 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:34:30,829 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:34:30,829 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:34:30,829 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:34:30,830 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:34:30,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:34:30,830 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:34:30,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:34:30,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:34:30,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:34:30,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:34:30,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:34:30,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:34:30,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:34:30,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:34:30,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:34:30,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:34:30,836 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:34:30,837 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:34:30,838 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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1eb2d71fd6556e3c29f30215f2d9de84c58444bd8e95325c3358257aa3db343 [2024-11-09 05:34:31,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:34:31,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:34:31,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:34:31,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:34:31,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:34:31,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i Unable to find full path for "g++" [2024-11-09 05:34:33,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:34:33,651 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:34:33,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i [2024-11-09 05:34:33,665 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data/254bbdf59/959ac489a8854e06b47cade6f660b71b/FLAG515cd0d24 [2024-11-09 05:34:33,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/data/254bbdf59/959ac489a8854e06b47cade6f660b71b [2024-11-09 05:34:33,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:34:33,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:34:33,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:34:33,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:34:33,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:34:33,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:34:33" (1/1) ... [2024-11-09 05:34:33,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c123d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:33, skipping insertion in model container [2024-11-09 05:34:33,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:34:33" (1/1) ... [2024-11-09 05:34:33,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:34:33,958 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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i[919,932] [2024-11-09 05:34:34,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:34:34,064 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:34:34,078 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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-79.i[919,932] [2024-11-09 05:34:34,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:34:34,157 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:34:34,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34 WrapperNode [2024-11-09 05:34:34,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:34:34,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:34:34,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:34:34,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:34:34,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,229 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-09 05:34:34,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:34:34,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:34:34,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:34:34,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:34:34,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:34:34,286 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:34:34,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:34:34,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:34:34,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (1/1) ... [2024-11-09 05:34:34,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:34:34,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:34:34,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:34:34,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:34:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:34:34,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:34:34,373 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:34:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:34:34,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:34:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:34:34,506 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:34:34,508 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:34:41,074 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 05:34:41,075 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:34:41,094 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:34:41,095 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:34:41,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:34:41 BoogieIcfgContainer [2024-11-09 05:34:41,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:34:41,099 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:34:41,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:34:41,104 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:34:41,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:34:33" (1/3) ... [2024-11-09 05:34:41,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7963ae30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:34:41, skipping insertion in model container [2024-11-09 05:34:41,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:34:34" (2/3) ... [2024-11-09 05:34:41,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7963ae30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:34:41, skipping insertion in model container [2024-11-09 05:34:41,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:34:41" (3/3) ... [2024-11-09 05:34:41,115 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-79.i [2024-11-09 05:34:41,139 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:34:41,140 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:34:41,254 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:34:41,262 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;@6741ff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:34:41,262 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:34:41,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 05:34:41,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-09 05:34:41,286 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:41,287 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:34:41,288 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:34:41,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:41,295 INFO L85 PathProgramCache]: Analyzing trace with hash -929550851, now seen corresponding path program 1 times [2024-11-09 05:34:41,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:34:41,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829800891] [2024-11-09 05:34:41,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:41,314 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:34:41,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:34:41,319 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:34:41,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:34:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:42,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:34:42,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:34:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-09 05:34:43,459 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:34:43,460 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:34:43,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829800891] [2024-11-09 05:34:43,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [829800891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:43,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:43,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:34:43,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935351724] [2024-11-09 05:34:43,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:43,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:34:43,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:34:43,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:34:43,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:34:43,505 INFO L87 Difference]: Start difference. First operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 05:34:46,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:48,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:50,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:50,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:50,209 INFO L93 Difference]: Finished difference Result 213 states and 385 transitions. [2024-11-09 05:34:50,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:34:50,244 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 157 [2024-11-09 05:34:50,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:50,256 INFO L225 Difference]: With dead ends: 213 [2024-11-09 05:34:50,256 INFO L226 Difference]: Without dead ends: 145 [2024-11-09 05:34:50,260 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:34:50,265 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 77 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 53 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:50,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 289 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 13 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2024-11-09 05:34:50,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-09 05:34:50,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 129. [2024-11-09 05:34:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 76 states have (on average 1.2236842105263157) internal successors, (93), 76 states have internal predecessors, (93), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-09 05:34:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 193 transitions. [2024-11-09 05:34:50,434 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 193 transitions. Word has length 157 [2024-11-09 05:34:50,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:50,439 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 193 transitions. [2024-11-09 05:34:50,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 05:34:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 193 transitions. [2024-11-09 05:34:50,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 05:34:50,451 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:50,452 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:34:50,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:34:50,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:34:50,654 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:34:50,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:50,659 INFO L85 PathProgramCache]: Analyzing trace with hash 722233953, now seen corresponding path program 1 times [2024-11-09 05:34:50,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:34:50,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473502492] [2024-11-09 05:34:50,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:50,661 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:34:50,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:34:50,666 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:34:50,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:34:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:51,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:34:51,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:34:51,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-09 05:34:51,397 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:34:51,397 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:34:51,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473502492] [2024-11-09 05:34:51,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [473502492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:51,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:51,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:34:51,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390836386] [2024-11-09 05:34:51,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:51,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:34:51,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:34:51,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:34:51,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:34:51,403 INFO L87 Difference]: Start difference. First operand 129 states and 193 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 05:34:53,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:34:53,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:53,692 INFO L93 Difference]: Finished difference Result 271 states and 401 transitions. [2024-11-09 05:34:53,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:34:53,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 159 [2024-11-09 05:34:53,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:53,698 INFO L225 Difference]: With dead ends: 271 [2024-11-09 05:34:53,698 INFO L226 Difference]: Without dead ends: 145 [2024-11-09 05:34:53,699 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 157 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 05:34:53,701 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 33 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:53,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 180 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2024-11-09 05:34:53,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-09 05:34:53,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 144. [2024-11-09 05:34:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 85 states have (on average 1.1764705882352942) internal successors, (100), 86 states have internal predecessors, (100), 54 states have call successors, (54), 4 states have call predecessors, (54), 4 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-09 05:34:53,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 208 transitions. [2024-11-09 05:34:53,778 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 208 transitions. Word has length 159 [2024-11-09 05:34:53,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:53,781 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 208 transitions. [2024-11-09 05:34:53,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-09 05:34:53,783 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 208 transitions. [2024-11-09 05:34:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 05:34:53,790 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:53,790 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:34:53,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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 05:34:53,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:34:53,991 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:34:53,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:53,992 INFO L85 PathProgramCache]: Analyzing trace with hash -799400860, now seen corresponding path program 1 times [2024-11-09 05:34:53,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:34:53,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [274507682] [2024-11-09 05:34:53,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:53,994 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:34:53,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:34:54,001 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:34:54,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 05:34:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:54,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:34:54,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:34:55,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-11-09 05:34:55,424 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:34:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-09 05:34:56,350 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:34:56,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [274507682] [2024-11-09 05:34:56,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [274507682] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:34:56,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1628572641] [2024-11-09 05:34:56,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:56,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:34:56,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:34:56,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:34:56,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 05:34:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:58,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:34:58,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:34:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-11-09 05:34:58,799 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:34:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-09 05:34:59,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1628572641] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:34:59,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93836225] [2024-11-09 05:34:59,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:59,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:34:59,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:34:59,515 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:34:59,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 05:34:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:59,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:34:59,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:35:01,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-11-09 05:35:01,922 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:35:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-09 05:35:03,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93836225] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:35:03,042 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:35:03,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 7, 7] total 16 [2024-11-09 05:35:03,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383713630] [2024-11-09 05:35:03,044 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:35:03,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 05:35:03,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:35:03,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 05:35:03,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:35:03,049 INFO L87 Difference]: Start difference. First operand 144 states and 208 transitions. Second operand has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 5 states have call successors, (70), 4 states have call predecessors, (70), 8 states have return successors, (72), 5 states have call predecessors, (72), 5 states have call successors, (72) [2024-11-09 05:35:06,775 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 [] [2024-11-09 05:35:08,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:35:10,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:35:10,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:10,191 INFO L93 Difference]: Finished difference Result 232 states and 325 transitions. [2024-11-09 05:35:10,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 05:35:10,192 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 5 states have call successors, (70), 4 states have call predecessors, (70), 8 states have return successors, (72), 5 states have call predecessors, (72), 5 states have call successors, (72) Word has length 160 [2024-11-09 05:35:10,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:10,196 INFO L225 Difference]: With dead ends: 232 [2024-11-09 05:35:10,196 INFO L226 Difference]: Without dead ends: 164 [2024-11-09 05:35:10,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 963 GetRequests, 938 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=178, Invalid=374, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:35:10,199 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 173 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 153 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:10,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 176 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 208 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2024-11-09 05:35:10,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-09 05:35:10,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2024-11-09 05:35:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 91 states have (on average 1.1318681318681318) internal successors, (103), 92 states have internal predecessors, (103), 54 states have call successors, (54), 6 states have call predecessors, (54), 6 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-09 05:35:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 211 transitions. [2024-11-09 05:35:10,234 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 211 transitions. Word has length 160 [2024-11-09 05:35:10,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:10,235 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 211 transitions. [2024-11-09 05:35:10,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 5 states have call successors, (70), 4 states have call predecessors, (70), 8 states have return successors, (72), 5 states have call predecessors, (72), 5 states have call successors, (72) [2024-11-09 05:35:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 211 transitions. [2024-11-09 05:35:10,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 05:35:10,238 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:10,238 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:35:10,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 05:35:10,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 05:35:10,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 05:35:10,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:35:10,840 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:35:10,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:10,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1039553257, now seen corresponding path program 1 times [2024-11-09 05:35:10,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:35:10,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540783814] [2024-11-09 05:35:10,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:10,841 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:35:10,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:35:10,843 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:35:10,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02ffdce8-2e4b-4a9e-a0f7-2724b66df864/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 05:35:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:11,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 05:35:11,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:36:18,167 WARN L286 SmtUtils]: Spent 7.68s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:37:15,010 WARN L286 SmtUtils]: Spent 7.17s on a formula simplification that was a NOOP. DAG size: 116 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:38:02,809 WARN L286 SmtUtils]: Spent 9.41s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:38:52,357 WARN L286 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)