./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ --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 ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:11,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:11,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:50:11,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:11,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:11,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:11,767 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:11,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:11,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:11,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:11,771 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:11,772 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:11,772 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:11,773 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:50:11,774 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:11,775 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:11,775 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:50:11,776 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:50:11,777 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:11,778 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:50:11,778 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:50:11,779 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:50:11,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:11,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:11,781 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:50:11,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:50:11,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:50:11,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:11,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:11,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:11,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:11,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:50:11,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:11,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:11,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:11,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:11,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:11,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:11,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:11,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:11,789 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:50:11,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:50:11,790 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:11,790 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:11,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:11,791 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_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 [2023-11-19 04:50:12,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:12,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:12,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:12,134 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:12,134 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:12,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-19 04:50:15,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:15,544 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:15,545 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-19 04:50:15,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data/4eb1991ac/67e442e782c447f39848b99633929981/FLAG6a949df52 [2023-11-19 04:50:15,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data/4eb1991ac/67e442e782c447f39848b99633929981 [2023-11-19 04:50:15,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:15,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:15,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:15,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:15,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:15,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:15" (1/1) ... [2023-11-19 04:50:15,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@559d2c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:15, skipping insertion in model container [2023-11-19 04:50:15,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:15" (1/1) ... [2023-11-19 04:50:15,629 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:15,816 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_da334abb-3364-4d9f-9ed1-426e41e138a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-19 04:50:15,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:15,968 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:50:15,982 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_da334abb-3364-4d9f-9ed1-426e41e138a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-19 04:50:16,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:16,036 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:50:16,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16 WrapperNode [2023-11-19 04:50:16,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:16,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:16,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:50:16,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:50:16,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,106 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-11-19 04:50:16,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:16,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:50:16,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:50:16,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:50:16,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:50:16,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:50:16,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:50:16,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:50:16,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (1/1) ... [2023-11-19 04:50:16,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:16,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:16,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:50:16,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:50:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:50:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:50:16,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:50:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:50:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:50:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:50:16,362 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:50:16,365 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:50:16,907 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:50:17,388 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:50:17,388 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:50:17,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:17 BoogieIcfgContainer [2023-11-19 04:50:17,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:50:17,397 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:50:17,397 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:50:17,400 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:50:17,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:50:15" (1/3) ... [2023-11-19 04:50:17,402 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74afe62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:17, skipping insertion in model container [2023-11-19 04:50:17,402 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:16" (2/3) ... [2023-11-19 04:50:17,402 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74afe62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:17, skipping insertion in model container [2023-11-19 04:50:17,402 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:17" (3/3) ... [2023-11-19 04:50:17,404 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-19 04:50:17,423 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:50:17,423 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:50:17,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:50:17,485 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;@3d9d1df5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:50:17,485 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:50:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:50:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 04:50:17,504 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:17,505 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:17,506 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:17,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:17,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1530988858, now seen corresponding path program 1 times [2023-11-19 04:50:17,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:50:17,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762714288] [2023-11-19 04:50:17,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:17,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:50:17,751 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:50:17,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [520605236] [2023-11-19 04:50:17,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:17,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:17,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:17,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:50:17,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:50:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:50:19,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:50:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:50:20,610 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:50:20,613 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:50:20,614 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:50:20,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:20,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:50:20,836 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:50:20,844 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:50:21,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:50:21 BoogieIcfgContainer [2023-11-19 04:50:21,044 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:50:21,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:50:21,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:50:21,046 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:50:21,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:17" (3/4) ... [2023-11-19 04:50:21,050 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:50:21,051 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:50:21,053 INFO L158 Benchmark]: Toolchain (without parser) took 5473.52ms. Allocated memory is still 216.0MB. Free memory was 168.2MB in the beginning and 92.4MB in the end (delta: 75.8MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2023-11-19 04:50:21,054 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 146.8MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:21,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.71ms. Allocated memory is still 216.0MB. Free memory was 167.5MB in the beginning and 151.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:50:21,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.90ms. Allocated memory is still 216.0MB. Free memory was 151.5MB in the beginning and 147.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:50:21,062 INFO L158 Benchmark]: Boogie Preprocessor took 68.82ms. Allocated memory is still 216.0MB. Free memory was 147.3MB in the beginning and 145.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:50:21,063 INFO L158 Benchmark]: RCFGBuilder took 1216.50ms. Allocated memory is still 216.0MB. Free memory was 145.2MB in the beginning and 154.2MB in the end (delta: -9.0MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2023-11-19 04:50:21,064 INFO L158 Benchmark]: TraceAbstraction took 3647.47ms. Allocated memory is still 216.0MB. Free memory was 153.2MB in the beginning and 92.4MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-19 04:50:21,064 INFO L158 Benchmark]: Witness Printer took 6.00ms. Allocated memory is still 216.0MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:21,074 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 146.8MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.71ms. Allocated memory is still 216.0MB. Free memory was 167.5MB in the beginning and 151.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.90ms. Allocated memory is still 216.0MB. Free memory was 151.5MB in the beginning and 147.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.82ms. Allocated memory is still 216.0MB. Free memory was 147.3MB in the beginning and 145.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1216.50ms. Allocated memory is still 216.0MB. Free memory was 145.2MB in the beginning and 154.2MB in the end (delta: -9.0MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3647.47ms. Allocated memory is still 216.0MB. Free memory was 153.2MB in the beginning and 92.4MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 6.00ms. Allocated memory is still 216.0MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of bitwiseOr at line 74, overapproximation of bitwiseAnd at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_4 = -10; [L24] signed short int var_1_5 = 100; [L25] double var_1_6 = 0.5; [L26] double var_1_7 = 16.5; [L27] double var_1_8 = 7.4; [L28] unsigned short int var_1_9 = 4; [L29] unsigned char var_1_10 = 0; [L30] unsigned long int var_1_11 = 1000000000; [L31] unsigned short int var_1_12 = 256; [L32] signed short int var_1_13 = 16; [L33] signed short int var_1_14 = 64; [L34] unsigned short int var_1_15 = 63836; [L35] unsigned short int var_1_16 = 10; [L36] signed char var_1_17 = -8; [L37] signed char var_1_18 = 8; [L38] signed short int var_1_19 = 50; [L39] signed short int var_1_20 = 10; [L40] signed short int var_1_21 = 10000; [L41] signed char var_1_22 = -2; [L42] float var_1_23 = 3.2; [L43] unsigned long int var_1_27 = 2686167646; [L44] unsigned char var_1_30 = 16; [L45] unsigned char var_1_31 = 0; [L46] signed long int var_1_32 = -2; [L47] unsigned short int var_1_33 = 1; [L48] unsigned long int var_1_34 = 3877983372; [L49] double var_1_35 = 16.75; [L50] double var_1_36 = 0.0; [L51] double var_1_37 = 99999.6; [L52] float var_1_38 = 25.6; [L53] float var_1_39 = 8.75; [L54] signed long int last_1_var_1_1 = -64; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L185] last_1_var_1_1 = var_1_1 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L135] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L136] var_1_5 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L138] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L139] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L140] var_1_7 = __VERIFIER_nondet_double() [L141] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L142] var_1_8 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L144] var_1_10 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L147] var_1_13 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L150] var_1_14 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L153] var_1_15 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L156] var_1_16 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L159] var_1_18 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L162] var_1_20 = __VERIFIER_nondet_short() [L163] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L164] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L165] var_1_21 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_21 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_21 >= 8191) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L167] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L168] var_1_27 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L171] var_1_31 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L174] var_1_34 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_34 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_34 >= 3221225471) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L176] CALL assume_abort_if_not(var_1_34 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L177] var_1_36 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_36 >= 4611686.018427382800e+12F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=4, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_36 >= 4611686.018427382800e+12F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=4, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L179] var_1_37 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=35/4, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L181] var_1_39 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=6, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-8, var_1_18=-2, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=4294967295, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=6, var_1_4=-1, var_1_5=2, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L196] RET updateVariables() [L197] CALL step() [L58] EXPR var_1_11 & var_1_12 [L58] COND FALSE !(((((((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) > (2u)) ? (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) : (2u))) > (var_1_11 & var_1_12)) [L67] var_1_23 = var_1_8 [L69] var_1_30 = var_1_31 [L70] var_1_32 = var_1_31 [L71] COND TRUE var_1_16 <= ((var_1_34 - var_1_31) - ((((var_1_12) < (var_1_21)) ? (var_1_12) : (var_1_21)))) [L72] var_1_33 = 128 [L74] EXPR var_1_1 | var_1_11 [L74] COND TRUE (var_1_1 | var_1_11) > var_1_14 [L75] COND TRUE -16 <= (((((var_1_12 - var_1_31)) > (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))))) ? ((var_1_12 - var_1_31)) : (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))))) [L76] var_1_35 = (63.2 - 7.4) [L83] COND TRUE var_1_27 < var_1_34 [L84] COND FALSE !((((((((var_1_34) > (var_1_20)) ? (var_1_34) : (var_1_20))) < 0 ) ? -((((var_1_34) > (var_1_20)) ? (var_1_34) : (var_1_20))) : ((((var_1_34) > (var_1_20)) ? (var_1_34) : (var_1_20))))) <= var_1_11) [L87] var_1_38 = var_1_36 [L92] COND TRUE (var_1_5 * (var_1_13 - var_1_14)) <= last_1_var_1_1 [L93] var_1_12 = (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))) [L95] var_1_11 = (((((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) : ((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))))) [L96] unsigned short int stepLocal_3 = var_1_12; [L97] unsigned short int stepLocal_2 = var_1_12; [L98] unsigned short int stepLocal_1 = var_1_12; [L99] unsigned long int stepLocal_0 = var_1_11; [L100] EXPR (var_1_11 / var_1_4) & 8 [L100] COND TRUE stepLocal_3 <= ((var_1_11 / var_1_4) & 8) [L101] COND FALSE !(-16 <= stepLocal_0) [L115] COND FALSE !(\read(var_1_10)) [L120] var_1_17 = var_1_18 [L121] COND TRUE var_1_13 <= var_1_11 [L122] var_1_19 = ((var_1_12 + 25) + (var_1_20 - (var_1_21 - 1))) [L126] var_1_22 = var_1_18 [L127] COND TRUE var_1_19 <= var_1_1 [L128] var_1_6 = (var_1_7 + var_1_8) [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (var_1_11 / var_1_4) & 8 [L188-L189] return ((((((((var_1_12 <= ((var_1_11 / var_1_4) & 8)) ? ((-16 <= var_1_11) ? ((var_1_12 != (var_1_11 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((signed long int) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : (var_1_1 == ((signed long int) ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : 1) : ((var_1_11 <= var_1_12) ? (var_1_1 == ((signed long int) var_1_4)) : (var_1_1 == ((signed long int) var_1_11)))) && ((var_1_19 <= var_1_1) ? (var_1_6 == ((double) (var_1_7 + var_1_8))) : 1)) && (var_1_10 ? ((var_1_4 < (var_1_12 + var_1_5)) ? (var_1_9 == ((unsigned short int) 16)) : 1) : 1)) && (var_1_11 == ((unsigned long int) (((((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) : ((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12))))))))) && (((var_1_5 * (var_1_13 - var_1_14)) <= last_1_var_1_1) ? (var_1_12 == ((unsigned short int) (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))))) : 1)) && (var_1_17 == ((signed char) var_1_18))) && ((var_1_13 <= var_1_11) ? (var_1_19 == ((signed short int) ((var_1_12 + 25) + (var_1_20 - (var_1_21 - 1))))) : (var_1_19 == ((signed short int) ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_12)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_12))))))) && (var_1_22 == ((signed char) var_1_18)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=3986216790, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-2, var_1_18=-2, var_1_19=-16357, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=3, var_1_27=2147483647, var_1_30=191, var_1_31=191, var_1_32=191, var_1_33=128, var_1_34=4294967295, var_1_36=4, var_1_37=5, var_1_38=4, var_1_39=6, var_1_4=-1, var_1_5=2, var_1_6=0, var_1_7=2, var_1_8=3, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=3986216790, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=32766, var_1_17=-2, var_1_18=-2, var_1_19=-16357, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=3, var_1_27=2147483647, var_1_30=191, var_1_31=191, var_1_32=191, var_1_33=128, var_1_34=4294967295, var_1_36=4, var_1_37=5, var_1_38=4, var_1_39=6, var_1_4=-1, var_1_5=2, var_1_6=0, var_1_7=2, var_1_8=3, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 [2023-11-19 04:50:21,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ --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 ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:23,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:23,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:50:24,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:24,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:24,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:24,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:24,058 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:24,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:24,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:24,065 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:24,065 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:24,066 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:24,067 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:24,068 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:24,068 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:24,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:24,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:24,071 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:50:24,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:50:24,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:24,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:24,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:24,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:24,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:50:24,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:50:24,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:50:24,076 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:50:24,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:24,077 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:24,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:24,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:50:24,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:24,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:24,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:24,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:24,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:24,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:50:24,081 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:24,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:24,082 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:24,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:24,083 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_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 [2023-11-19 04:50:24,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:24,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:24,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:24,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:24,545 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:24,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-19 04:50:27,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:28,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:28,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-19 04:50:28,050 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data/f6599e928/900ea9c2b9cb4be2b3d5332d9051abb5/FLAG00cbab308 [2023-11-19 04:50:28,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/data/f6599e928/900ea9c2b9cb4be2b3d5332d9051abb5 [2023-11-19 04:50:28,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:28,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:28,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:28,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:28,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:28,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca487a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28, skipping insertion in model container [2023-11-19 04:50:28,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,118 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:28,295 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_da334abb-3364-4d9f-9ed1-426e41e138a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-19 04:50:28,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:28,411 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:50:28,425 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_da334abb-3364-4d9f-9ed1-426e41e138a9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-19 04:50:28,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:28,558 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:50:28,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28 WrapperNode [2023-11-19 04:50:28,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:28,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:28,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:50:28,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:50:28,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,671 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-19 04:50:28,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:28,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:50:28,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:50:28,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:50:28,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,761 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:50:28,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:50:28,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:50:28,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:50:28,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:28,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:28,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:50:28,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:50:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:50:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:50:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:50:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:50:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:50:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:50:28,999 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:50:29,001 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:50:35,131 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:50:35,142 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:50:35,142 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:50:35,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:35 BoogieIcfgContainer [2023-11-19 04:50:35,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:50:35,151 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:50:35,151 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:50:35,155 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:50:35,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:50:28" (1/3) ... [2023-11-19 04:50:35,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2aaac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:35, skipping insertion in model container [2023-11-19 04:50:35,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (2/3) ... [2023-11-19 04:50:35,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2aaac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:35, skipping insertion in model container [2023-11-19 04:50:35,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:35" (3/3) ... [2023-11-19 04:50:35,159 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-19 04:50:35,183 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:50:35,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:50:35,249 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:50:35,257 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;@5d920fe9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:50:35,258 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:50:35,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:50:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 04:50:35,286 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:35,287 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:35,287 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:35,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:35,294 INFO L85 PathProgramCache]: Analyzing trace with hash 298809031, now seen corresponding path program 1 times [2023-11-19 04:50:35,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:35,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1109716740] [2023-11-19 04:50:35,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:35,312 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 [2023-11-19 04:50:35,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:35,345 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:50:35,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:50:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:36,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:50:36,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 04:50:36,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:50:36,117 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:36,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1109716740] [2023-11-19 04:50:36,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1109716740] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:50:36,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:50:36,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:50:36,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184223087] [2023-11-19 04:50:36,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:50:36,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:50:36,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:50:36,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:50:36,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:50:36,163 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:50:36,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:50:36,205 INFO L93 Difference]: Finished difference Result 175 states and 313 transitions. [2023-11-19 04:50:36,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:50:36,207 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 206 [2023-11-19 04:50:36,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:50:36,216 INFO L225 Difference]: With dead ends: 175 [2023-11-19 04:50:36,217 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 04:50:36,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:50:36,225 INFO L413 NwaCegarLoop]: 136 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, 136 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 [2023-11-19 04:50:36,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:50:36,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 04:50:36,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-19 04:50:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 04:50:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2023-11-19 04:50:36,285 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 136 transitions. Word has length 206 [2023-11-19 04:50:36,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:50:36,285 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 136 transitions. [2023-11-19 04:50:36,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:50:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-19 04:50:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 04:50:36,291 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:36,292 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:36,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:50:36,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:50:36,498 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:36,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:36,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1110154185, now seen corresponding path program 1 times [2023-11-19 04:50:36,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:36,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190487950] [2023-11-19 04:50:36,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:36,501 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 [2023-11-19 04:50:36,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:36,502 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:50:36,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:50:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:37,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:50:37,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:39,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:50:39,841 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:50:39,841 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:39,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190487950] [2023-11-19 04:50:39,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190487950] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:50:39,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:50:39,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:50:39,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61557813] [2023-11-19 04:50:39,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:50:39,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:50:39,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:50:39,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:50:39,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:50:39,852 INFO L87 Difference]: Start difference. First operand 87 states and 136 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:50:41,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:44,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:46,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:48,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:48,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:50:48,834 INFO L93 Difference]: Finished difference Result 239 states and 378 transitions. [2023-11-19 04:50:48,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:50:48,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-11-19 04:50:48,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:50:48,858 INFO L225 Difference]: With dead ends: 239 [2023-11-19 04:50:48,858 INFO L226 Difference]: Without dead ends: 155 [2023-11-19 04:50:48,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:50:48,867 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 16 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:50:48,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 230 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 8.9s Time] [2023-11-19 04:50:48,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-11-19 04:50:48,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 151. [2023-11-19 04:50:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 82 states have (on average 1.2682926829268293) internal successors, (104), 82 states have internal predecessors, (104), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 04:50:48,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 236 transitions. [2023-11-19 04:50:48,958 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 236 transitions. Word has length 206 [2023-11-19 04:50:48,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:50:48,962 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 236 transitions. [2023-11-19 04:50:48,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:50:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 236 transitions. [2023-11-19 04:50:48,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 04:50:48,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:48,979 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:49,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:49,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:50:49,193 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:49,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:49,194 INFO L85 PathProgramCache]: Analyzing trace with hash 361180886, now seen corresponding path program 1 times [2023-11-19 04:50:49,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:49,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320011716] [2023-11-19 04:50:49,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:49,196 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 [2023-11-19 04:50:49,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:49,199 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:50:49,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:50:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:49,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:50:49,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-19 04:50:52,064 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:52,187 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:52,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320011716] [2023-11-19 04:50:52,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320011716] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:50:52,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [31896377] [2023-11-19 04:50:52,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:52,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:52,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:50:52,200 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:50:52,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:50:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:53,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:50:53,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-19 04:50:56,122 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:56,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [31896377] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:50:56,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763988691] [2023-11-19 04:50:56,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:56,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:56,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:56,188 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:50:56,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 04:50:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:56,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:50:56,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:58,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-19 04:50:58,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:58,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763988691] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:50:58,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 04:50:58,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-11-19 04:50:58,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105322284] [2023-11-19 04:50:58,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 04:50:58,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:50:58,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:50:58,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:50:58,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:50:58,635 INFO L87 Difference]: Start difference. First operand 151 states and 236 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:51:04,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:51:05,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:51:05,172 INFO L93 Difference]: Finished difference Result 331 states and 512 transitions. [2023-11-19 04:51:05,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 04:51:05,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-11-19 04:51:05,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:51:05,198 INFO L225 Difference]: With dead ends: 331 [2023-11-19 04:51:05,198 INFO L226 Difference]: Without dead ends: 247 [2023-11-19 04:51:05,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 676 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-19 04:51:05,201 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 95 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:51:05,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 324 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 212 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2023-11-19 04:51:05,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2023-11-19 04:51:05,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 233. [2023-11-19 04:51:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 128 states have (on average 1.25) internal successors, (160), 128 states have internal predecessors, (160), 99 states have call successors, (99), 5 states have call predecessors, (99), 5 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-19 04:51:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 358 transitions. [2023-11-19 04:51:05,273 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 358 transitions. Word has length 207 [2023-11-19 04:51:05,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:51:05,274 INFO L495 AbstractCegarLoop]: Abstraction has 233 states and 358 transitions. [2023-11-19 04:51:05,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 04:51:05,275 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 358 transitions. [2023-11-19 04:51:05,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 04:51:05,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:05,279 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:51:05,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:51:05,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:51:05,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:51:05,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:51:05,892 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:05,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:05,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1038645898, now seen corresponding path program 1 times [2023-11-19 04:51:05,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:51:05,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1251970130] [2023-11-19 04:51:05,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:05,894 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 [2023-11-19 04:51:05,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:51:05,899 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:51:05,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da334abb-3364-4d9f-9ed1-426e41e138a9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:51:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:06,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:51:06,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:51:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 04:51:06,649 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:51:06,649 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:51:06,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1251970130] [2023-11-19 04:51:06,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1251970130] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:51:06,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:51:06,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:51:06,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670475743] [2023-11-19 04:51:06,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:51:06,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:51:06,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:51:06,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:51:06,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:51:06,652 INFO L87 Difference]: Start difference. First operand 233 states and 358 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 04:51:09,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]