./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:15:06,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:15:06,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:15:06,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:15:06,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:15:06,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:15:06,259 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:15:06,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:15:06,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:15:06,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:15:06,262 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:15:06,262 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:15:06,263 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:15:06,264 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:15:06,264 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:15:06,265 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:15:06,266 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:15:06,266 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:15:06,267 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:15:06,268 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:15:06,268 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:15:06,269 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:15:06,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:15:06,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:15:06,271 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:15:06,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:15:06,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:15:06,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:15:06,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:15:06,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:15:06,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:15:06,275 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:15:06,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:15:06,276 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:15:06,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:15:06,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:15:06,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:06,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:15:06,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:15:06,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:15:06,286 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:15:06,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:15:06,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:15:06,289 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:15:06,290 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:15:06,290 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_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b [2023-11-12 00:15:06,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:15:06,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:15:06,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:15:06,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:15:06,679 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:15:06,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-12 00:15:09,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:15:10,072 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:15:10,075 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-12 00:15:10,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data/fb2a19155/6f46282b4c7242e9999597c3ed6ec114/FLAGcc6b2266c [2023-11-12 00:15:10,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data/fb2a19155/6f46282b4c7242e9999597c3ed6ec114 [2023-11-12 00:15:10,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:15:10,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:15:10,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:10,121 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:15:10,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:15:10,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7613fc0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10, skipping insertion in model container [2023-11-12 00:15:10,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,181 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:15:10,384 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_1fbe7163-2d8c-47d1-b5aa-557058af831c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-12 00:15:10,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:10,498 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:15:10,512 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_1fbe7163-2d8c-47d1-b5aa-557058af831c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-12 00:15:10,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:10,573 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:15:10,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10 WrapperNode [2023-11-12 00:15:10,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:10,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:10,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:15:10,576 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:15:10,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,645 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-12 00:15:10,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:10,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:15:10,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:15:10,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:15:10,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:15:10,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:15:10,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:15:10,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:15:10,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (1/1) ... [2023-11-12 00:15:10,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:10,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:10,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:15:10,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:15:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:15:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:15:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:15:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:15:10,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:15:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:15:10,899 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:15:10,901 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:15:11,398 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:15:11,765 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:15:11,765 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:15:11,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:11 BoogieIcfgContainer [2023-11-12 00:15:11,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:15:11,774 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:15:11,774 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:15:11,777 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:15:11,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:15:10" (1/3) ... [2023-11-12 00:15:11,779 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@211db1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:11, skipping insertion in model container [2023-11-12 00:15:11,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:10" (2/3) ... [2023-11-12 00:15:11,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@211db1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:11, skipping insertion in model container [2023-11-12 00:15:11,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:11" (3/3) ... [2023-11-12 00:15:11,784 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-12 00:15:11,804 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:15:11,805 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:15:11,867 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:15:11,875 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;@550c831f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:15:11,876 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:15:11,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 00:15:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-12 00:15:11,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:11,913 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:11,914 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:11,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:11,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1658692011, now seen corresponding path program 1 times [2023-11-12 00:15:11,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:15:11,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752374147] [2023-11-12 00:15:11,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:11,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:15:12,183 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:15:12,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1390710211] [2023-11-12 00:15:12,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:12,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:15:12,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:12,193 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:15:12,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:15:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:15:34,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:15:35,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:15:35,882 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:15:35,885 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:15:35,887 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:15:35,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:15:36,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:15:36,115 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:15:36,119 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:15:36,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:15:36 BoogieIcfgContainer [2023-11-12 00:15:36,301 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:15:36,301 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:15:36,302 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:15:36,302 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:15:36,302 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:11" (3/4) ... [2023-11-12 00:15:36,305 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:15:36,306 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:15:36,308 INFO L158 Benchmark]: Toolchain (without parser) took 26188.43ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 124.2MB in the beginning and 107.5MB in the end (delta: 16.7MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-11-12 00:15:36,309 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:15:36,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.62ms. Allocated memory is still 155.2MB. Free memory was 124.2MB in the beginning and 109.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:15:36,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.60ms. Allocated memory is still 155.2MB. Free memory was 109.4MB in the beginning and 106.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:15:36,316 INFO L158 Benchmark]: Boogie Preprocessor took 42.30ms. Allocated memory is still 155.2MB. Free memory was 106.1MB in the beginning and 104.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:15:36,318 INFO L158 Benchmark]: RCFGBuilder took 1075.12ms. Allocated memory is still 155.2MB. Free memory was 104.6MB in the beginning and 68.4MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:15:36,318 INFO L158 Benchmark]: TraceAbstraction took 24526.93ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 67.7MB in the beginning and 108.5MB in the end (delta: -40.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:15:36,319 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 186.6MB. Free memory was 108.5MB in the beginning and 107.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:15:36,328 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.62ms. Allocated memory is still 155.2MB. Free memory was 124.2MB in the beginning and 109.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.60ms. Allocated memory is still 155.2MB. Free memory was 109.4MB in the beginning and 106.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.30ms. Allocated memory is still 155.2MB. Free memory was 106.1MB in the beginning and 104.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.12ms. Allocated memory is still 155.2MB. Free memory was 104.6MB in the beginning and 68.4MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 24526.93ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 67.7MB in the beginning and 108.5MB in the end (delta: -40.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 186.6MB. Free memory was 108.5MB in the beginning and 107.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of shiftRight at line 80, overapproximation of bitwiseOr at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryArithmeticFLOAToperation at line 72, overapproximation of someUnaryFLOAToperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_4 = 256; [L24] signed short int var_1_5 = 0; [L25] signed short int var_1_6 = 25; [L26] signed short int var_1_8 = 100; [L27] unsigned char var_1_9 = 1; [L28] signed short int var_1_10 = -4; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 1; [L32] unsigned long int var_1_14 = 64; [L33] double var_1_15 = 10.3; [L34] double var_1_16 = 128.6; [L35] unsigned long int var_1_17 = 2600113953; [L36] float var_1_18 = 8.25; [L37] float var_1_19 = 31.5; [L38] float var_1_20 = 2.625; [L39] float var_1_21 = 999999999999999.2; [L40] float var_1_22 = 127.5; [L41] float var_1_23 = 4.8; [L42] float var_1_25 = 1000000.2; [L43] unsigned short int var_1_33 = 1; [L44] signed long int var_1_35 = 10; [L45] signed char var_1_36 = -16; [L46] signed char var_1_38 = 32; [L47] signed char var_1_39 = 5; [L48] signed long int var_1_40 = 32; [L49] signed char var_1_43 = -100; [L50] unsigned char last_1_var_1_9 = 1; [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L165] last_1_var_1_9 = var_1_9 [L175] RET updateLastVariables() [L176] CALL updateVariables() [L123] var_1_4 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L125] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L126] var_1_5 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=100, var_1_9=1] [L128] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=100, var_1_9=1] [L129] var_1_8 = __VERIFIER_nondet_short() [L130] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L131] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L132] var_1_10 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_10 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_10 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L134] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L136] var_1_11 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L138] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L139] var_1_12 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L142] var_1_15 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L144] var_1_16 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L146] var_1_17 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L149] var_1_19 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L151] var_1_20 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L153] var_1_21 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L155] var_1_22 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L157] var_1_38 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L159] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L160] var_1_39 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_39 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=126, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_39 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=126, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=126, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=33/4, var_1_19=4, var_1_1=-4, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-101, var_1_39=126, var_1_40=32, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=25, var_1_8=99, var_1_9=1] [L176] RET updateVariables() [L177] CALL step() [L54] COND TRUE \read(last_1_var_1_9) [L55] COND FALSE !(var_1_5 == var_1_4) [L58] var_1_6 = var_1_8 [L63] COND FALSE !((var_1_38 < var_1_10) && (var_1_19 != var_1_20)) [L70] COND TRUE -32 >= (var_1_5 - var_1_8) [L71] COND FALSE !(var_1_10 > var_1_6) [L74] var_1_18 = var_1_20 [L79] var_1_33 = var_1_8 [L80] EXPR var_1_8 >> var_1_4 [L80] EXPR var_1_14 ^ (var_1_8 >> var_1_4) [L80] COND TRUE (var_1_14 ^ (var_1_8 >> var_1_4)) < var_1_4 [L81] var_1_35 = var_1_8 [L83] COND TRUE var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16)))) [L84] var_1_14 = (var_1_17 - (var_1_8 + var_1_4)) [L86] COND TRUE var_1_8 >= var_1_8 [L87] var_1_25 = (((((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) > (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? ((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L91] COND TRUE var_1_5 >= var_1_5 [L92] COND TRUE var_1_21 >= (var_1_20 - var_1_15) [L93] var_1_40 = ((((((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))) < 0 ) ? -(((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))) : (((((((-4) < 0 ) ? -(-4) : (-4))) < 0 ) ? -((((-4) < 0 ) ? -(-4) : (-4))) : ((((-4) < 0 ) ? -(-4) : (-4))))))) [L100] unsigned long int stepLocal_0 = var_1_14; [L101] COND TRUE ((var_1_8 % var_1_10) * (8 + var_1_14)) >= stepLocal_0 [L102] var_1_9 = ((! var_1_11) || var_1_12) [L106] COND TRUE var_1_4 > -64 [L107] var_1_23 = ((((49.2f) > (63.125f)) ? (49.2f) : (63.125f))) [L109] COND TRUE var_1_18 > var_1_18 [L110] var_1_1 = ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2) [L114] COND TRUE ! var_1_12 [L115] var_1_36 = ((((var_1_38) > (var_1_39)) ? (var_1_38) : (var_1_39))) [L117] unsigned long int stepLocal_1 = (((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)); [L118] COND TRUE ((var_1_8 * var_1_1) + var_1_4) >= stepLocal_1 [L119] var_1_13 = var_1_12 [L177] RET step() [L178] CALL, EXPR property() [L168-L169] return ((((((var_1_18 > var_1_18) ? (var_1_1 == ((signed short int) ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2))) : (var_1_1 == ((signed short int) var_1_4))) && (last_1_var_1_9 ? ((var_1_5 == var_1_4) ? (var_1_6 == ((signed short int) ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))))) : (var_1_6 == ((signed short int) var_1_8))) : (var_1_6 == ((signed short int) var_1_4)))) && ((((var_1_8 % var_1_10) * (8 + var_1_14)) >= var_1_14) ? (var_1_9 == ((unsigned char) ((! var_1_11) || var_1_12))) : (var_1_9 == ((unsigned char) (! var_1_12))))) && ((((var_1_8 * var_1_1) + var_1_4) >= ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))) ? (var_1_13 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) ? (var_1_14 == ((unsigned long int) (var_1_17 - (var_1_8 + var_1_4)))) : 1)) && ((-32 >= (var_1_5 - var_1_8)) ? ((var_1_10 > var_1_6) ? (var_1_18 == ((float) ((var_1_19 - var_1_20) + (var_1_21 + var_1_22)))) : (var_1_18 == ((float) var_1_20))) : (var_1_18 == ((float) var_1_19))) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=2147483482, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=5, var_1_19=4, var_1_1=65, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=246/5, var_1_25=8, var_1_33=99, var_1_35=99, var_1_36=126, var_1_38=-101, var_1_39=126, var_1_40=4, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=99, var_1_8=99, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=97, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=2147483482, var_1_15=2, var_1_16=3, var_1_17=2147483647, var_1_18=5, var_1_19=4, var_1_1=65, var_1_20=5, var_1_21=6, var_1_22=7, var_1_23=246/5, var_1_25=8, var_1_33=99, var_1_35=99, var_1_36=126, var_1_38=-101, var_1_39=126, var_1_40=4, var_1_43=-100, var_1_4=66, var_1_5=67, var_1_6=99, var_1_8=99, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.3s, OverallIterations: 1, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred 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, 21.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:15:36,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:15:39,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:15:39,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:15:39,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:15:39,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:15:39,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:15:39,131 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:15:39,131 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:15:39,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:15:39,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:15:39,133 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:15:39,134 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:15:39,135 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:15:39,135 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:15:39,136 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:15:39,136 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:15:39,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:15:39,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:15:39,139 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:15:39,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:15:39,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:15:39,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:15:39,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:15:39,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:15:39,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:15:39,143 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:15:39,144 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:15:39,144 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:15:39,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:15:39,145 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:15:39,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:15:39,146 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:15:39,147 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:15:39,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:39,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:15:39,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:15:39,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:15:39,149 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:15:39,150 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:15:39,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:15:39,151 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:15:39,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:15:39,151 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_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b [2023-11-12 00:15:39,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:15:39,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:15:39,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:15:39,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:15:39,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:15:39,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-12 00:15:42,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:15:43,143 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:15:43,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-12 00:15:43,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data/dc170299c/bd37797ce43c4ff2bad1fb986beaecdf/FLAG3bdd6f17c [2023-11-12 00:15:43,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/data/dc170299c/bd37797ce43c4ff2bad1fb986beaecdf [2023-11-12 00:15:43,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:15:43,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:15:43,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:43,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:15:43,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:15:43,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600715a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43, skipping insertion in model container [2023-11-12 00:15:43,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:15:43,422 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_1fbe7163-2d8c-47d1-b5aa-557058af831c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-12 00:15:43,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:43,580 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:15:43,596 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_1fbe7163-2d8c-47d1-b5aa-557058af831c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-12 00:15:43,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:43,705 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:15:43,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43 WrapperNode [2023-11-12 00:15:43,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:43,708 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:43,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:15:43,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:15:43,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,794 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-12 00:15:43,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:43,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:15:43,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:15:43,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:15:43,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,831 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,868 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:15:43,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:15:43,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:15:43,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:15:43,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (1/1) ... [2023-11-12 00:15:43,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:43,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:43,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:15:43,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:15:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:15:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:15:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:15:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:15:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:15:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:15:44,108 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:15:44,110 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:15:56,288 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:15:56,296 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:15:56,296 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:15:56,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:56 BoogieIcfgContainer [2023-11-12 00:15:56,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:15:56,301 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:15:56,301 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:15:56,304 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:15:56,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:15:43" (1/3) ... [2023-11-12 00:15:56,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10549b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:56, skipping insertion in model container [2023-11-12 00:15:56,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:43" (2/3) ... [2023-11-12 00:15:56,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10549b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:56, skipping insertion in model container [2023-11-12 00:15:56,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:56" (3/3) ... [2023-11-12 00:15:56,307 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-12 00:15:56,326 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:15:56,327 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:15:56,379 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:15:56,386 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;@a7f293a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:15:56,386 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:15:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 00:15:56,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-12 00:15:56,409 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:56,409 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:56,410 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:56,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:56,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1137172800, now seen corresponding path program 1 times [2023-11-12 00:15:56,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:15:56,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1213727917] [2023-11-12 00:15:56,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:56,433 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:15:56,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:15:56,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:15:56,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:15:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:57,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:15:57,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2023-11-12 00:15:57,202 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:15:57,202 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:15:57,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1213727917] [2023-11-12 00:15:57,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1213727917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:15:57,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:15:57,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:15:57,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235632835] [2023-11-12 00:15:57,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:15:57,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:15:57,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:15:57,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:15:57,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:15:57,243 INFO L87 Difference]: Start difference. First operand has 79 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-12 00:15:57,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:15:57,280 INFO L93 Difference]: Finished difference Result 150 states and 263 transitions. [2023-11-12 00:15:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:15:57,282 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2023-11-12 00:15:57,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:15:57,296 INFO L225 Difference]: With dead ends: 150 [2023-11-12 00:15:57,296 INFO L226 Difference]: Without dead ends: 74 [2023-11-12 00:15:57,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:15:57,308 INFO L413 NwaCegarLoop]: 111 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, 111 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:15:57,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:15:57,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-12 00:15:57,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-12 00:15:57,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 states have internal predecessors, (61), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 00:15:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 111 transitions. [2023-11-12 00:15:57,366 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 111 transitions. Word has length 165 [2023-11-12 00:15:57,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:15:57,367 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 111 transitions. [2023-11-12 00:15:57,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-12 00:15:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2023-11-12 00:15:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-12 00:15:57,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:57,373 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:57,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:15:57,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:15:57,591 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:57,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:57,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1711956164, now seen corresponding path program 1 times [2023-11-12 00:15:57,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:15:57,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285245260] [2023-11-12 00:15:57,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:57,596 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:15:57,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:15:57,602 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:15:57,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:15:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:58,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:15:58,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-12 00:15:59,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:15:59,237 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:15:59,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285245260] [2023-11-12 00:15:59,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285245260] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:15:59,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:15:59,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:15:59,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446955532] [2023-11-12 00:15:59,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:15:59,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:15:59,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:15:59,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:15:59,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:15:59,250 INFO L87 Difference]: Start difference. First operand 74 states and 111 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-12 00:16:01,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:16:03,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:16:05,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:16:06,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:16:06,194 INFO L93 Difference]: Finished difference Result 217 states and 328 transitions. [2023-11-12 00:16:06,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:16:06,222 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-12 00:16:06,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:16:06,226 INFO L225 Difference]: With dead ends: 217 [2023-11-12 00:16:06,226 INFO L226 Difference]: Without dead ends: 146 [2023-11-12 00:16:06,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:16:06,229 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 80 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 51 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-12 00:16:06,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 317 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 9 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2023-11-12 00:16:06,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-12 00:16:06,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 121. [2023-11-12 00:16:06,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 68 states have (on average 1.2058823529411764) internal successors, (82), 68 states have internal predecessors, (82), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-12 00:16:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 182 transitions. [2023-11-12 00:16:06,320 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 182 transitions. Word has length 165 [2023-11-12 00:16:06,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:16:06,323 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 182 transitions. [2023-11-12 00:16:06,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-12 00:16:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2023-11-12 00:16:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-12 00:16:06,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:16:06,336 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:16:06,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:16:06,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:16:06,557 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:16:06,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:16:06,559 INFO L85 PathProgramCache]: Analyzing trace with hash 599664624, now seen corresponding path program 1 times [2023-11-12 00:16:06,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:16:06,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39629595] [2023-11-12 00:16:06,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:16:06,560 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:16:06,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:16:06,563 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:16:06,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fbe7163-2d8c-47d1-b5aa-557058af831c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:16:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:16:07,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-12 00:16:07,371 INFO L285 TraceCheckSpWp]: Computing forward predicates...