./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh --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 baf96b0c3b95c23861ba4a9cafb3719f9e80ad55c4dd18994439a62800ea0fe1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:08:07,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:08:07,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:08:07,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:08:07,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:08:07,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:08:07,886 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:08:07,887 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:08:07,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:08:07,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:08:07,888 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:08:07,889 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:08:07,889 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:08:07,890 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:08:07,890 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:08:07,891 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:08:07,891 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:08:07,892 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:08:07,892 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:08:07,893 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:08:07,893 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:08:07,894 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:08:07,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:08:07,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:08:07,896 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:08:07,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:08:07,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:08:07,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:08:07,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:08:07,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:08:07,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:08:07,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:08:07,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:08:07,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:08:07,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:08:07,900 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:08:07,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:08:07,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:08:07,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:08:07,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:08:07,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:08:07,901 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:08:07,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:08:07,901 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:08:07,902 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:08:07,902 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:08:07,902 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:08:07,902 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_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baf96b0c3b95c23861ba4a9cafb3719f9e80ad55c4dd18994439a62800ea0fe1 [2023-12-02 19:08:08,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:08:08,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:08:08,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:08:08,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:08:08,149 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:08:08,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i [2023-12-02 19:08:10,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:08:11,065 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:08:11,065 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i [2023-12-02 19:08:11,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data/af301a7c7/9ff226fd785a4c7184071721f1d95eb9/FLAGa7047e7ca [2023-12-02 19:08:11,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data/af301a7c7/9ff226fd785a4c7184071721f1d95eb9 [2023-12-02 19:08:11,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:08:11,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:08:11,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:08:11,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:08:11,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:08:11,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e5acb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11, skipping insertion in model container [2023-12-02 19:08:11,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:08:11,250 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i[919,932] [2023-12-02 19:08:11,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:08:11,331 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:08:11,341 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i[919,932] [2023-12-02 19:08:11,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:08:11,397 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:08:11,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11 WrapperNode [2023-12-02 19:08:11,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:08:11,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:08:11,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:08:11,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:08:11,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,452 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 250 [2023-12-02 19:08:11,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:08:11,453 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:08:11,453 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:08:11,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:08:11,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,479 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:08:11,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:08:11,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:08:11,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:08:11,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (1/1) ... [2023-12-02 19:08:11,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:08:11,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:08:11,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:08:11,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:08:11,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:08:11,548 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:08:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:08:11,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:08:11,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:08:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:08:11,668 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:08:11,671 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:08:11,984 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:08:12,256 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:08:12,257 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:08:12,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:12 BoogieIcfgContainer [2023-12-02 19:08:12,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:08:12,261 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:08:12,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:08:12,265 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:08:12,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:08:11" (1/3) ... [2023-12-02 19:08:12,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fc394d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:08:12, skipping insertion in model container [2023-12-02 19:08:12,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:11" (2/3) ... [2023-12-02 19:08:12,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fc394d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:08:12, skipping insertion in model container [2023-12-02 19:08:12,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:12" (3/3) ... [2023-12-02 19:08:12,268 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i [2023-12-02 19:08:12,287 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:08:12,288 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:08:12,338 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:08:12,345 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@b7607fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:08:12,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:08:12,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 19:08:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 19:08:12,373 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:08:12,374 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:08:12,374 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:08:12,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:08:12,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1740563941, now seen corresponding path program 1 times [2023-12-02 19:08:12,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:08:12,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694795877] [2023-12-02 19:08:12,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:12,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:08:12,589 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:08:12,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [968951803] [2023-12-02 19:08:12,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:12,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:08:12,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:08:12,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:08:12,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:08:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:08:12,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:08:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:08:13,158 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:08:13,161 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:08:13,162 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:08:13,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:08:13,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:08:13,368 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:08:13,371 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:08:13,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:08:13 BoogieIcfgContainer [2023-12-02 19:08:13,491 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:08:13,491 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:08:13,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:08:13,492 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:08:13,492 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:12" (3/4) ... [2023-12-02 19:08:13,494 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:08:13,495 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:08:13,497 INFO L158 Benchmark]: Toolchain (without parser) took 2401.18ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 129.1MB in the beginning and 109.3MB in the end (delta: 19.8MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2023-12-02 19:08:13,497 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 115.3MB. Free memory was 87.7MB in the beginning and 87.6MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:08:13,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.69ms. Allocated memory is still 163.6MB. Free memory was 128.4MB in the beginning and 113.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 19:08:13,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.74ms. Allocated memory is still 163.6MB. Free memory was 113.1MB in the beginning and 110.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:08:13,499 INFO L158 Benchmark]: Boogie Preprocessor took 33.40ms. Allocated memory is still 163.6MB. Free memory was 110.3MB in the beginning and 108.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:08:13,500 INFO L158 Benchmark]: RCFGBuilder took 771.31ms. Allocated memory is still 163.6MB. Free memory was 108.2MB in the beginning and 71.8MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 19:08:13,500 INFO L158 Benchmark]: TraceAbstraction took 1229.47ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 70.8MB in the beginning and 109.3MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:08:13,501 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 197.1MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:08:13,504 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 115.3MB. Free memory was 87.7MB in the beginning and 87.6MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.69ms. Allocated memory is still 163.6MB. Free memory was 128.4MB in the beginning and 113.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.74ms. Allocated memory is still 163.6MB. Free memory was 113.1MB in the beginning and 110.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.40ms. Allocated memory is still 163.6MB. Free memory was 110.3MB in the beginning and 108.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 771.31ms. Allocated memory is still 163.6MB. Free memory was 108.2MB in the beginning and 71.8MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1229.47ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 70.8MB in the beginning and 109.3MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 197.1MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of bitwiseOr at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryArithmeticFLOAToperation at line 130. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 16; [L23] unsigned char var_1_5 = 1; [L24] signed short int var_1_8 = -5; [L25] double var_1_10 = 256.475; [L26] double var_1_11 = 4.8; [L27] unsigned long int var_1_14 = 0; [L28] signed char var_1_15 = -5; [L29] unsigned long int var_1_16 = 500; [L30] unsigned long int var_1_17 = 4182428128; [L31] unsigned long int var_1_18 = 16; [L32] signed char var_1_19 = -5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 64; [L35] float var_1_22 = 49.375; [L36] signed short int var_1_23 = 256; [L37] signed short int var_1_24 = 8; [L38] float var_1_25 = 255.5; [L39] float var_1_26 = 500.14; [L40] signed long int var_1_27 = -8; [L41] signed short int var_1_30 = -2; [L42] double var_1_31 = 0.3; [L43] signed char var_1_32 = 16; [L44] unsigned char var_1_33 = 25; [L45] signed char var_1_34 = -2; [L46] unsigned char var_1_39 = 10; [L47] signed long int var_1_40 = -64; [L48] unsigned char var_1_42 = 1; [L49] unsigned char var_1_44 = 0; [L50] unsigned char var_1_45 = 0; [L51] unsigned char var_1_46 = 0; [L52] unsigned long int var_1_47 = 5; [L53] double var_1_48 = 16.75; [L54] double var_1_49 = 32.25; [L55] signed long int var_1_50 = 2; [L56] signed short int var_1_51 = 50; [L57] float last_1_var_1_22 = 49.375; [L58] signed short int last_1_var_1_30 = -2; [L59] signed char last_1_var_1_32 = 16; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L199] last_1_var_1_22 = var_1_22 [L200] last_1_var_1_30 = var_1_30 [L201] last_1_var_1_32 = var_1_32 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L144] var_1_5 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_8=-5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_8=-5] [L146] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_10=10259/40, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L147] var_1_10 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_11=24/5, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L149] var_1_11 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=-5, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L151] var_1_15 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L153] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L154] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=500, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L155] var_1_16 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L157] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=4182428128, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L158] var_1_17 = __VERIFIER_nondet_ulong() [L159] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L160] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=16, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L161] var_1_18 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L163] CALL assume_abort_if_not(var_1_18 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_18 <= 1073741823) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=0, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L164] var_1_20 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_20 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_20 >= -126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L166] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=64, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L167] var_1_21 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L169] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=256, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L170] var_1_23 = __VERIFIER_nondet_short() [L171] CALL assume_abort_if_not(var_1_23 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 >= -1) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L172] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=8, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L173] var_1_24 = __VERIFIER_nondet_short() [L174] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L175] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_25=511/2, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L176] var_1_25 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_26=25007/50, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L178] var_1_26 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=-2, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L180] var_1_34 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_34 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_34 >= -127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L182] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=10, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L183] var_1_39 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L185] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L186] var_1_44 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L188] CALL assume_abort_if_not(var_1_44 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_44 <= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L189] var_1_45 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L191] CALL assume_abort_if_not(var_1_45 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_45 <= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L192] var_1_46 = __VERIFIER_nondet_uchar() [L193] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L194] CALL assume_abort_if_not(var_1_46 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_46 <= 0) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_49=129/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L195] var_1_49 = __VERIFIER_nondet_double() [L196] CALL assume_abort_if_not((var_1_49 >= -922337.2036854765600e+13F && var_1_49 <= -1.0e-20F) || (var_1_49 <= 9223372.036854765600e+12F && var_1_49 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not((var_1_49 >= -922337.2036854765600e+13F && var_1_49 <= -1.0e-20F) || (var_1_49 <= 9223372.036854765600e+12F && var_1_49 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=0, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=395/8, var_1_23=8190, var_1_24=24573, var_1_27=-8, var_1_30=-2, var_1_31=3/10, var_1_32=16, var_1_33=25, var_1_34=30, var_1_39=30, var_1_40=-64, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=5, var_1_48=67/4, var_1_50=2, var_1_51=50, var_1_5=1, var_1_8=-5] [L212] RET updateVariables() [L213] CALL step() [L63] COND FALSE !(((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) [L70] var_1_8 = 0 [L72] unsigned long int stepLocal_1 = var_1_18; [L73] COND FALSE !(256 > stepLocal_1) [L76] COND TRUE ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_14)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_14))) < var_1_27 [L77] COND TRUE (7.5f * (2.5f * var_1_22)) > var_1_22 [L78] var_1_33 = ((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) [L85] var_1_31 = var_1_26 [L86] COND TRUE ((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) <= var_1_34 [L87] var_1_40 = ((((1) < 0 ) ? -(1) : (1))) [L91] var_1_32 = var_1_21 [L92] COND FALSE !(((~ var_1_19) * var_1_27) >= (~ var_1_34)) [L99] var_1_47 = var_1_19 [L101] var_1_30 = ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32))) [L102] signed short int stepLocal_0 = var_1_8; [L103] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) [L103] COND FALSE !(stepLocal_0 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) [L106] COND FALSE !(var_1_22 >= ((((var_1_22) < (var_1_31)) ? (var_1_22) : (var_1_31)))) [L111] COND FALSE !(\read(var_1_45)) [L115] COND TRUE var_1_31 != var_1_31 [L116] COND FALSE !(var_1_14 > 10u) [L122] var_1_50 = var_1_1 [L123] COND FALSE !(var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15))))) [L126] var_1_14 = (var_1_17 - (16u + var_1_18)) [L128] signed long int stepLocal_2 = var_1_23 - var_1_24; [L129] COND TRUE stepLocal_2 > var_1_14 [L130] var_1_22 = (var_1_25 - var_1_26) [L132] COND FALSE !(! var_1_5) [L135] COND TRUE var_1_11 > var_1_22 [L136] var_1_27 = var_1_19 [L141] var_1_51 = var_1_34 [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (var_1_32 + var_1_19) ^ (var_1_30 + var_1_32) [L204-L205] return (((((((((var_1_8 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) ? (var_1_1 == ((signed long int) var_1_8)) : 1) && ((((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) < (((((var_1_10 - var_1_11)) < (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))) ? ((var_1_10 - var_1_11)) : (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))))))) ? ((last_1_var_1_22 >= last_1_var_1_22) ? (var_1_8 == ((signed short int) last_1_var_1_32)) : (var_1_8 == ((signed short int) last_1_var_1_30))) : (var_1_8 == ((signed short int) 0)))) && ((var_1_30 == ((((var_1_30) < ((var_1_8 / var_1_15))) ? (var_1_30) : ((var_1_8 / var_1_15))))) ? (var_1_14 == ((unsigned long int) var_1_16)) : (var_1_14 == ((unsigned long int) (var_1_17 - (16u + var_1_18)))))) && ((256 > var_1_18) ? (var_1_19 == ((signed char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) > (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : 1)) && (((var_1_23 - var_1_24) > var_1_14) ? (var_1_22 == ((float) (var_1_25 - var_1_26))) : 1)) && ((! var_1_5) ? (var_1_27 == ((signed long int) ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))))) : ((var_1_11 > var_1_22) ? (var_1_27 == ((signed long int) var_1_19)) : (var_1_27 == ((signed long int) var_1_32))))) && (var_1_30 == ((signed short int) ((((var_1_15) > (var_1_32)) ? (var_1_15) : (var_1_32)))))) && (var_1_31 == ((double) var_1_26))) && (var_1_32 == ((signed char) var_1_21)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=2147483375, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=0, var_1_23=8190, var_1_24=24573, var_1_26=2, var_1_27=-5, var_1_30=4, var_1_31=2, var_1_32=4, var_1_33=30, var_1_34=30, var_1_39=30, var_1_40=1, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=4294967291, var_1_48=67/4, var_1_49=0, var_1_50=16, var_1_51=30, var_1_5=1, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=395/8, last_1_var_1_30=-2, last_1_var_1_32=16, var_1_14=2147483375, var_1_15=4, var_1_16=2147483374, var_1_17=2147483647, var_1_18=256, var_1_19=-5, var_1_1=16, var_1_20=126, var_1_21=4, var_1_22=0, var_1_23=8190, var_1_24=24573, var_1_26=2, var_1_27=-5, var_1_30=4, var_1_31=2, var_1_32=4, var_1_33=30, var_1_34=30, var_1_39=30, var_1_40=1, var_1_42=1, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=4294967291, var_1_48=67/4, var_1_49=0, var_1_50=16, var_1_51=30, var_1_5=1, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 34, 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=62occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 19:08:13,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh --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 baf96b0c3b95c23861ba4a9cafb3719f9e80ad55c4dd18994439a62800ea0fe1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:08:15,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:08:15,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:08:15,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:08:15,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:08:15,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:08:15,538 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:08:15,538 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:08:15,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:08:15,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:08:15,540 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:08:15,541 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:08:15,541 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:08:15,542 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:08:15,542 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:08:15,543 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:08:15,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:08:15,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:08:15,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:08:15,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:08:15,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:08:15,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:08:15,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:08:15,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:08:15,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:08:15,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:08:15,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:08:15,549 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:08:15,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:08:15,550 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:08:15,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:08:15,551 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:08:15,551 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:08:15,551 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:08:15,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:08:15,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:08:15,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:08:15,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:08:15,552 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:08:15,553 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:08:15,553 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:08:15,553 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:08:15,553 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:08:15,554 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:08:15,554 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baf96b0c3b95c23861ba4a9cafb3719f9e80ad55c4dd18994439a62800ea0fe1 [2023-12-02 19:08:15,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:08:15,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:08:15,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:08:15,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:08:15,894 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:08:15,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i [2023-12-02 19:08:18,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:08:18,913 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:08:18,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i [2023-12-02 19:08:18,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data/f1b8b456f/e1d0adb3be454f7eb9a3e3a10b844c0e/FLAG3a3a59e94 [2023-12-02 19:08:18,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/data/f1b8b456f/e1d0adb3be454f7eb9a3e3a10b844c0e [2023-12-02 19:08:18,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:08:18,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:08:18,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:08:18,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:08:18,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:08:18,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:08:18" (1/1) ... [2023-12-02 19:08:18,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6418f5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:18, skipping insertion in model container [2023-12-02 19:08:18,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:08:18" (1/1) ... [2023-12-02 19:08:18,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:08:19,140 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i[919,932] [2023-12-02 19:08:19,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:08:19,228 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:08:19,241 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i[919,932] [2023-12-02 19:08:19,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:08:19,299 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:08:19,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19 WrapperNode [2023-12-02 19:08:19,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:08:19,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:08:19,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:08:19,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:08:19,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,355 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-12-02 19:08:19,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:08:19,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:08:19,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:08:19,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:08:19,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,386 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:08:19,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:08:19,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:08:19,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:08:19,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (1/1) ... [2023-12-02 19:08:19,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:08:19,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:08:19,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:08:19,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:08:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:08:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:08:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:08:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:08:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:08:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:08:19,578 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:08:19,580 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:08:23,611 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:08:23,669 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:08:23,669 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:08:23,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:23 BoogieIcfgContainer [2023-12-02 19:08:23,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:08:23,672 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:08:23,672 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:08:23,675 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:08:23,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:08:18" (1/3) ... [2023-12-02 19:08:23,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d04c205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:08:23, skipping insertion in model container [2023-12-02 19:08:23,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:19" (2/3) ... [2023-12-02 19:08:23,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d04c205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:08:23, skipping insertion in model container [2023-12-02 19:08:23,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:23" (3/3) ... [2023-12-02 19:08:23,678 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-44.i [2023-12-02 19:08:23,693 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:08:23,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:08:23,736 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:08:23,742 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f0b8949, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:08:23,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:08:23,746 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 19:08:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 19:08:23,762 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:08:23,762 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:08:23,763 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:08:23,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:08:23,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1521753630, now seen corresponding path program 1 times [2023-12-02 19:08:23,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:08:23,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [838033900] [2023-12-02 19:08:23,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:23,781 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:23,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:08:23,782 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:08:23,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 19:08:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:08:24,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:08:24,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:08:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2023-12-02 19:08:24,280 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:08:24,281 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:08:24,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [838033900] [2023-12-02 19:08:24,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [838033900] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:08:24,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:08:24,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:08:24,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636709774] [2023-12-02 19:08:24,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:08:24,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:08:24,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:08:24,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:08:24,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:08:24,322 INFO L87 Difference]: Start difference. First operand has 90 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 54 states have internal predecessors, (76), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 19:08:26,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:08:26,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:08:26,391 INFO L93 Difference]: Finished difference Result 176 states and 318 transitions. [2023-12-02 19:08:26,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:08:26,419 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 212 [2023-12-02 19:08:26,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:08:26,426 INFO L225 Difference]: With dead ends: 176 [2023-12-02 19:08:26,426 INFO L226 Difference]: Without dead ends: 87 [2023-12-02 19:08:26,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:08:26,433 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:08:26,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-02 19:08:26,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-12-02 19:08:26,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-12-02 19:08:26,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 51 states have internal predecessors, (67), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 19:08:26,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 135 transitions. [2023-12-02 19:08:26,483 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 135 transitions. Word has length 212 [2023-12-02 19:08:26,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:08:26,483 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 135 transitions. [2023-12-02 19:08:26,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 19:08:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2023-12-02 19:08:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 19:08:26,489 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:08:26,489 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:08:26,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:08:26,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:26,690 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:08:26,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:08:26,691 INFO L85 PathProgramCache]: Analyzing trace with hash -237303774, now seen corresponding path program 1 times [2023-12-02 19:08:26,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:08:26,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1908886274] [2023-12-02 19:08:26,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:26,693 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:26,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:08:26,694 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:08:26,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 19:08:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:08:27,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:08:27,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:08:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 19:08:29,111 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:08:29,111 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:08:29,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1908886274] [2023-12-02 19:08:29,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1908886274] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:08:29,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:08:29,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:08:29,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957603744] [2023-12-02 19:08:29,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:08:29,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:08:29,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:08:29,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:08:29,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:08:29,117 INFO L87 Difference]: Start difference. First operand 87 states and 135 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:08:31,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:08:32,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:08:32,193 INFO L93 Difference]: Finished difference Result 250 states and 391 transitions. [2023-12-02 19:08:32,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:08:32,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 212 [2023-12-02 19:08:32,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:08:32,197 INFO L225 Difference]: With dead ends: 250 [2023-12-02 19:08:32,198 INFO L226 Difference]: Without dead ends: 164 [2023-12-02 19:08:32,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:08:32,200 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 24 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:08:32,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 247 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2023-12-02 19:08:32,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-12-02 19:08:32,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 162. [2023-12-02 19:08:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 91 states have (on average 1.2747252747252746) internal successors, (116), 91 states have internal predecessors, (116), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-02 19:08:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 252 transitions. [2023-12-02 19:08:32,237 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 252 transitions. Word has length 212 [2023-12-02 19:08:32,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:08:32,239 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 252 transitions. [2023-12-02 19:08:32,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:08:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2023-12-02 19:08:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 19:08:32,244 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:08:32,244 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:08:32,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:08:32,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:32,449 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:08:32,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:08:32,450 INFO L85 PathProgramCache]: Analyzing trace with hash -53465226, now seen corresponding path program 1 times [2023-12-02 19:08:32,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:08:32,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [333756977] [2023-12-02 19:08:32,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:32,451 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:32,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:08:32,452 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:08:32,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 19:08:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:08:32,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:08:32,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:08:34,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 19:08:34,714 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:08:34,714 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:08:34,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [333756977] [2023-12-02 19:08:34,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [333756977] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:08:34,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:08:34,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:08:34,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373717910] [2023-12-02 19:08:34,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:08:34,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:08:34,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:08:34,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:08:34,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:08:34,718 INFO L87 Difference]: Start difference. First operand 162 states and 252 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:08:36,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:08:38,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:08:40,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:08:40,435 INFO L93 Difference]: Finished difference Result 346 states and 539 transitions. [2023-12-02 19:08:40,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:08:40,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 213 [2023-12-02 19:08:40,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:08:40,443 INFO L225 Difference]: With dead ends: 346 [2023-12-02 19:08:40,443 INFO L226 Difference]: Without dead ends: 248 [2023-12-02 19:08:40,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:08:40,445 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 37 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-12-02 19:08:40,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 247 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2023-12-02 19:08:40,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-12-02 19:08:40,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 246. [2023-12-02 19:08:40,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 140 states have (on average 1.2785714285714285) internal successors, (179), 140 states have internal predecessors, (179), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 19:08:40,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 383 transitions. [2023-12-02 19:08:40,488 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 383 transitions. Word has length 213 [2023-12-02 19:08:40,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:08:40,489 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 383 transitions. [2023-12-02 19:08:40,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:08:40,490 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 383 transitions. [2023-12-02 19:08:40,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 19:08:40,493 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:08:40,494 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:08:40,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 19:08:40,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:40,694 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:08:40,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:08:40,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1940679480, now seen corresponding path program 1 times [2023-12-02 19:08:40,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:08:40,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040903609] [2023-12-02 19:08:40,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:40,696 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:40,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:08:40,697 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:08:40,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 19:08:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:08:41,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 19:08:41,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:08:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 19:08:41,943 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:08:41,943 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:08:41,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1040903609] [2023-12-02 19:08:41,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1040903609] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:08:41,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:08:41,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:08:41,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844686692] [2023-12-02 19:08:41,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:08:41,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:08:41,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:08:41,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:08:41,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:08:41,947 INFO L87 Difference]: Start difference. First operand 246 states and 383 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:08:44,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:08:46,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:08:46,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:08:46,375 INFO L93 Difference]: Finished difference Result 549 states and 857 transitions. [2023-12-02 19:08:46,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 19:08:46,376 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 213 [2023-12-02 19:08:46,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:08:46,379 INFO L225 Difference]: With dead ends: 549 [2023-12-02 19:08:46,380 INFO L226 Difference]: Without dead ends: 377 [2023-12-02 19:08:46,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-02 19:08:46,381 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 171 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:08:46,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 491 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2023-12-02 19:08:46,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2023-12-02 19:08:46,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 349. [2023-12-02 19:08:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 195 states have (on average 1.2666666666666666) internal successors, (247), 197 states have internal predecessors, (247), 148 states have call successors, (148), 5 states have call predecessors, (148), 5 states have return successors, (148), 146 states have call predecessors, (148), 148 states have call successors, (148) [2023-12-02 19:08:46,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 543 transitions. [2023-12-02 19:08:46,434 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 543 transitions. Word has length 213 [2023-12-02 19:08:46,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:08:46,435 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 543 transitions. [2023-12-02 19:08:46,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:08:46,436 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 543 transitions. [2023-12-02 19:08:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 19:08:46,439 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:08:46,440 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:08:46,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 19:08:46,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:46,640 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:08:46,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:08:46,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1547652470, now seen corresponding path program 1 times [2023-12-02 19:08:46,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:08:46,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985365057] [2023-12-02 19:08:46,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:08:46,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:08:46,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:08:46,643 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:08:46,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 19:08:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:08:47,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 19:08:47,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:08:50,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1214 proven. 138 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2023-12-02 19:08:50,720 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:09:16,339 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:09:16,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985365057] [2023-12-02 19:09:16,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985365057] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:09:16,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [647183229] [2023-12-02 19:09:16,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:09:16,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:09:16,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:09:16,340 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:09:16,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_559740a6-7b63-48af-b62a-438ee5b0e99b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 19:09:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:09:18,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 19:09:18,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:10:53,374 WARN L293 SmtUtils]: Spent 6.07s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:11:23,440 WARN L293 SmtUtils]: Spent 7.66s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)