./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX --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 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:00:52,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:00:53,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 01:00:53,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:00:53,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:00:53,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:00:53,114 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:00:53,115 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:00:53,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:00:53,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:00:53,117 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:00:53,118 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:00:53,118 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:00:53,119 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:00:53,119 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:00:53,120 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:00:53,120 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:00:53,121 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:00:53,121 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:00:53,122 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:00:53,123 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:00:53,123 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:00:53,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:00:53,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:00:53,125 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:00:53,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:00:53,126 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:00:53,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:00:53,127 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:00:53,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:00:53,127 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:00:53,128 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:00:53,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:00:53,128 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:00:53,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:00:53,129 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:00:53,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:53,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:00:53,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:00:53,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:00:53,130 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:00:53,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:00:53,131 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:00:53,131 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:00:53,131 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:00:53,131 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_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f [2023-11-12 01:00:53,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:00:53,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:00:53,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:00:53,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:00:53,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:00:53,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-11-12 01:00:56,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:00:56,870 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:00:56,871 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-11-12 01:00:56,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data/9c47f9fbf/2a8009d91cca46249aeb3ec4fd236365/FLAG64564f841 [2023-11-12 01:00:56,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data/9c47f9fbf/2a8009d91cca46249aeb3ec4fd236365 [2023-11-12 01:00:56,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:00:56,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:00:56,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:56,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:00:56,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:00:56,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:56" (1/1) ... [2023-11-12 01:00:56,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e2b741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:56, skipping insertion in model container [2023-11-12 01:00:56,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:56" (1/1) ... [2023-11-12 01:00:56,965 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:00:57,161 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_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-11-12 01:00:57,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:57,297 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:00:57,312 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_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-11-12 01:00:57,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:57,371 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:00:57,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57 WrapperNode [2023-11-12 01:00:57,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:57,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:57,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:00:57,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:00:57,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,467 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-11-12 01:00:57,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:57,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:00:57,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:00:57,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:00:57,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,552 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:00:57,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:00:57,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:00:57,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:00:57,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (1/1) ... [2023-11-12 01:00:57,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:57,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:00:57,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:00:57,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:00:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:00:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:00:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:00:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:00:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:00:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:00:57,774 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:00:57,780 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:00:58,436 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:00:59,023 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:00:59,024 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:00:59,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:59 BoogieIcfgContainer [2023-11-12 01:00:59,027 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:00:59,033 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:00:59,033 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:00:59,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:00:59,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:00:56" (1/3) ... [2023-11-12 01:00:59,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c65613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:59, skipping insertion in model container [2023-11-12 01:00:59,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:57" (2/3) ... [2023-11-12 01:00:59,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c65613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:59, skipping insertion in model container [2023-11-12 01:00:59,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:59" (3/3) ... [2023-11-12 01:00:59,043 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-11-12 01:00:59,088 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:00:59,089 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:00:59,169 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:00:59,180 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;@672a21da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:00:59,181 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:00:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 01:00:59,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-12 01:00:59,205 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:59,206 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:59,207 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:59,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:59,217 INFO L85 PathProgramCache]: Analyzing trace with hash 821320699, now seen corresponding path program 1 times [2023-11-12 01:00:59,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:00:59,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252462833] [2023-11-12 01:00:59,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:59,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:00:59,518 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 01:00:59,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1873324116] [2023-11-12 01:00:59,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:59,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:00:59,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:00:59,527 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:00:59,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 01:01:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:01:00,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:01:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:01:00,493 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:01:00,498 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:01:00,499 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:01:00,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:01:00,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 01:01:00,716 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:01:00,720 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:01:00,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:01:00 BoogieIcfgContainer [2023-11-12 01:01:00,881 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:01:00,882 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:01:00,882 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:01:00,882 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:01:00,883 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:59" (3/4) ... [2023-11-12 01:01:00,886 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:01:00,888 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:01:00,889 INFO L158 Benchmark]: Toolchain (without parser) took 3971.21ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 125.7MB in the beginning and 108.9MB in the end (delta: 16.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-12 01:01:00,890 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 115.3MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:01:00,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.87ms. Allocated memory is still 155.2MB. Free memory was 125.7MB in the beginning and 110.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 01:01:00,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.60ms. Allocated memory is still 155.2MB. Free memory was 110.1MB in the beginning and 106.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 01:01:00,893 INFO L158 Benchmark]: Boogie Preprocessor took 89.79ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 104.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:01:00,894 INFO L158 Benchmark]: RCFGBuilder took 1466.20ms. Allocated memory is still 155.2MB. Free memory was 104.3MB in the beginning and 64.1MB in the end (delta: 40.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-12 01:01:00,895 INFO L158 Benchmark]: TraceAbstraction took 1848.46ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 63.4MB in the beginning and 108.9MB in the end (delta: -45.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:01:00,895 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 192.9MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:01:00,900 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 115.3MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.87ms. Allocated memory is still 155.2MB. Free memory was 125.7MB in the beginning and 110.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.60ms. Allocated memory is still 155.2MB. Free memory was 110.1MB in the beginning and 106.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.79ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 104.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1466.20ms. Allocated memory is still 155.2MB. Free memory was 104.3MB in the beginning and 64.1MB in the end (delta: 40.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1848.46ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 63.4MB in the beginning and 108.9MB in the end (delta: -45.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 192.9MB. Free memory is still 108.9MB. 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 someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of bitwiseOr at line 59, overapproximation of someUnaryDOUBLEoperation at line 60, overapproximation of bitwiseAnd at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someUnaryFLOAToperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 63.6; [L23] float var_1_4 = 128.75; [L24] float var_1_5 = 25.125; [L25] float var_1_6 = 1000000.75; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] float var_1_15 = 25.75; [L32] double var_1_16 = 0.4; [L33] double var_1_17 = 0.0; [L34] double var_1_18 = 0.0; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 24.8; [L37] signed char var_1_21 = 1; [L38] double var_1_22 = 200.8; [L39] unsigned short int var_1_23 = 40076; [L40] unsigned short int var_1_24 = 8; [L41] unsigned long int var_1_25 = 2; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_28 = 64; [L44] float var_1_33 = 10.775; [L45] unsigned long int var_1_41 = 256; [L46] unsigned long int var_1_45 = 64; [L47] double var_1_46 = 31.1; [L48] signed char var_1_47 = 50; [L49] signed char var_1_48 = 16; [L50] double last_1_var_1_22 = 200.8; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L174] last_1_var_1_22 = var_1_22 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=4000003/4, var_1_7=1] [L137] var_1_6 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L141] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L144] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L147] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L150] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L151] var_1_17 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L153] var_1_18 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L155] var_1_19 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L157] var_1_20 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L159] var_1_23 = __VERIFIER_nondet_ushort() [L160] CALL assume_abort_if_not(var_1_23 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 >= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L161] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L162] var_1_24 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L165] var_1_28 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_28 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_28 >= -32768) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L168] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L169] var_1_48 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_48 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_48 >= -127) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L171] CALL assume_abort_if_not(var_1_48 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_48 <= 126) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=318/5, var_1_20=6, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L185] RET updateVariables() [L186] CALL step() [L54] COND TRUE (var_1_25 % var_1_28) >= var_1_24 [L55] var_1_26 = (var_1_14 || var_1_13) [L59] EXPR var_1_25 ^ (var_1_28 + var_1_25) [L59] COND TRUE (var_1_25 ^ (var_1_28 + var_1_25)) <= (((((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) < 0 ) ? -((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) : ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))))) [L60] var_1_33 = (((((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))) < 0 ) ? -((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))) : ((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))))) [L68] EXPR var_1_23 & var_1_24 [L68] COND TRUE (var_1_23 & var_1_24) <= var_1_25 [L69] COND FALSE !(var_1_6 <= var_1_6) [L77] var_1_45 = var_1_23 [L78] COND FALSE !(var_1_25 != var_1_25) [L81] var_1_46 = ((((4.6) > (((((var_1_6) > (var_1_20)) ? (var_1_6) : (var_1_20))))) ? (4.6) : (((((var_1_6) > (var_1_20)) ? (var_1_6) : (var_1_20)))))) [L83] COND FALSE !(\read(var_1_14)) [L92] COND TRUE ! (var_1_4 < 16.8f) [L93] var_1_15 = var_1_6 [L95] var_1_25 = var_1_23 [L96] EXPR 4 | var_1_25 [L96] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L96] EXPR 4 | var_1_25 [L96] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L96] COND TRUE (((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25 [L97] var_1_7 = ((var_1_11 && var_1_12) && var_1_13) [L105] COND FALSE !(var_1_25 > var_1_25) [L108] COND TRUE var_1_18 > (var_1_20 + (var_1_19 * var_1_17)) [L109] var_1_16 = var_1_6 [L114] unsigned long int stepLocal_1 = var_1_25; [L115] COND TRUE var_1_18 < (last_1_var_1_22 * var_1_4) [L116] COND FALSE !((var_1_23 - var_1_24) < stepLocal_1) [L119] var_1_22 = var_1_17 [L124] unsigned char stepLocal_0 = -1 <= var_1_25; [L125] COND TRUE stepLocal_0 || var_1_7 [L126] var_1_1 = (var_1_4 + (var_1_5 + var_1_6)) [L128] COND FALSE !((- (var_1_17 + var_1_1)) >= var_1_16) [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR (((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13)))) [L177] EXPR 4 | var_1_25 [L177] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L177] EXPR 4 | var_1_25 [L177] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L177] EXPR (((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13)))) [L177-L178] return ((((((((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13))))) && ((! (var_1_4 < 16.8f)) ? (var_1_15 == ((float) var_1_6)) : 1)) && ((var_1_25 > var_1_25) ? (var_1_16 == ((double) ((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_19) - var_1_20))) : ((var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) ? (var_1_16 == ((double) var_1_6)) : (var_1_16 == ((double) var_1_20))))) && (((- (var_1_17 + var_1_1)) >= var_1_16) ? (var_1_21 == ((signed char) ((((-50) < 0 ) ? -(-50) : (-50))))) : 1)) && ((var_1_18 < (last_1_var_1_22 * var_1_4)) ? (((var_1_23 - var_1_24) < var_1_25) ? (var_1_22 == ((double) var_1_5)) : (var_1_22 == ((double) var_1_17))) : (var_1_22 == ((double) var_1_20)))) && (var_1_25 == ((unsigned long int) var_1_23)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=3, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=0, var_1_20=6, var_1_21=1, var_1_22=6, var_1_23=32767, var_1_24=0, var_1_25=32767, var_1_26=1, var_1_28=-32768, var_1_33=7, var_1_41=256, var_1_45=32767, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=3, var_1_17=6, var_1_18=4, var_1_19=5, var_1_1=0, var_1_20=6, var_1_21=1, var_1_22=6, var_1_23=32767, var_1_24=0, var_1_25=32767, var_1_26=1, var_1_28=-32768, var_1_33=7, var_1_41=256, var_1_45=32767, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 24, 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=48occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 01:01:00,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX --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 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:01:04,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:01:04,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:01:04,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:01:04,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:01:04,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:01:04,256 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:01:04,257 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:01:04,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:01:04,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:01:04,264 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:01:04,264 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:01:04,265 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:01:04,266 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:01:04,267 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:01:04,267 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:01:04,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:01:04,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:01:04,269 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:01:04,270 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:01:04,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:01:04,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:01:04,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:01:04,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:01:04,273 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:01:04,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:01:04,274 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:01:04,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:01:04,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:01:04,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:01:04,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:01:04,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:01:04,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:01:04,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:04,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:01:04,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:01:04,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:01:04,279 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:01:04,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:01:04,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:01:04,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:01:04,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:01:04,281 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_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cd55ba0a3785daa47ae98a9af993c69654ee1c785cb48fb683866b88eb1032f [2023-11-12 01:01:04,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:01:04,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:01:04,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:01:04,772 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:01:04,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:01:04,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-11-12 01:01:08,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:01:08,401 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:01:08,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-11-12 01:01:08,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data/d8e10541b/2713863181264f16a220b47e02a94ce2/FLAG2208507ee [2023-11-12 01:01:08,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/data/d8e10541b/2713863181264f16a220b47e02a94ce2 [2023-11-12 01:01:08,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:01:08,439 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:01:08,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:08,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:01:08,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:01:08,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:08,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17dfd731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08, skipping insertion in model container [2023-11-12 01:01:08,451 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:08,497 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:01:08,699 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_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-11-12 01:01:08,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:01:08,817 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:01:08,834 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_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i[919,932] [2023-11-12 01:01:08,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:01:08,908 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:01:08,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08 WrapperNode [2023-11-12 01:01:08,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:08,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:01:08,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:01:08,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:01:08,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:08,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:08,982 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-12 01:01:08,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:01:08,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:01:08,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:01:08,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:01:08,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:08,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:01:09,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:01:09,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:01:09,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:01:09,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (1/1) ... [2023-11-12 01:01:09,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:09,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:01:09,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:01:09,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:01:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:01:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:01:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:01:09,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:01:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:01:09,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:01:09,346 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:01:09,348 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:01:28,476 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:01:28,485 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:01:28,486 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:01:28,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:01:28 BoogieIcfgContainer [2023-11-12 01:01:28,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:01:28,491 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:01:28,492 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:01:28,496 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:01:28,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:01:08" (1/3) ... [2023-11-12 01:01:28,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8cf8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:01:28, skipping insertion in model container [2023-11-12 01:01:28,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:08" (2/3) ... [2023-11-12 01:01:28,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c8cf8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:01:28, skipping insertion in model container [2023-11-12 01:01:28,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:01:28" (3/3) ... [2023-11-12 01:01:28,500 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-75.i [2023-11-12 01:01:28,522 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:01:28,522 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:01:28,584 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:01:28,593 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;@4ddfa1c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:01:28,594 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:01:28,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 01:01:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-12 01:01:28,632 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:01:28,634 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:01:28,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:01:28,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:01:28,647 INFO L85 PathProgramCache]: Analyzing trace with hash 402893529, now seen corresponding path program 1 times [2023-11-12 01:01:28,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:01:28,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [925266893] [2023-11-12 01:01:28,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:01:28,673 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:01:28,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:01:28,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:01:28,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 01:01:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:01:29,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 01:01:29,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:01:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-12 01:01:29,979 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:01:29,980 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:01:29,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [925266893] [2023-11-12 01:01:29,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [925266893] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:01:29,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:01:29,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:01:29,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601153316] [2023-11-12 01:01:29,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:01:29,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 01:01:29,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:01:30,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 01:01:30,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:01:30,026 INFO L87 Difference]: Start difference. First operand has 82 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 01:01:30,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:01:30,068 INFO L93 Difference]: Finished difference Result 157 states and 274 transitions. [2023-11-12 01:01:30,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 01:01:30,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 159 [2023-11-12 01:01:30,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:01:30,082 INFO L225 Difference]: With dead ends: 157 [2023-11-12 01:01:30,083 INFO L226 Difference]: Without dead ends: 78 [2023-11-12 01:01:30,088 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:01:30,093 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:01:30,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 01:01:30,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-12 01:01:30,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-12 01:01:30,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 01:01:30,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 119 transitions. [2023-11-12 01:01:30,177 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 119 transitions. Word has length 159 [2023-11-12 01:01:30,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:01:30,177 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 119 transitions. [2023-11-12 01:01:30,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 01:01:30,178 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-12 01:01:30,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-12 01:01:30,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:01:30,185 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:01:30,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:01:30,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:01:30,387 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:01:30,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:01:30,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1988274742, now seen corresponding path program 1 times [2023-11-12 01:01:30,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:01:30,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592098448] [2023-11-12 01:01:30,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:01:30,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:01:30,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:01:30,393 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:01:30,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_938cfe18-9fed-4f35-8fd7-c760ddfccc3a/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 01:01:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:01:31,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-12 01:01:31,751 INFO L285 TraceCheckSpWp]: Computing forward predicates...