./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 db54be3d9f8497342bca581078b31c3a59011e5e7c5b276c7ee614fb1a4f3efd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:46:05,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:46:05,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:46:05,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:46:05,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:46:05,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:46:05,735 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:46:05,736 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:46:05,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:46:05,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:46:05,742 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:46:05,743 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:46:05,744 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:46:05,746 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:46:05,746 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:46:05,747 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:46:05,747 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:46:05,747 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:46:05,748 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:46:05,748 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:46:05,749 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:46:05,749 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:46:05,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:46:05,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:46:05,751 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:46:05,752 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:46:05,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:46:05,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:46:05,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:46:05,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:46:05,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:46:05,755 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:46:05,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:46:05,755 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:46:05,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:46:05,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:46:05,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:05,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:46:05,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:46:05,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:46:05,757 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:46:05,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:46:05,758 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:46:05,758 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:46:05,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:46:05,759 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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db54be3d9f8497342bca581078b31c3a59011e5e7c5b276c7ee614fb1a4f3efd [2023-11-12 00:46:06,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:46:06,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:46:06,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:46:06,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:46:06,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:46:06,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i [2023-11-12 00:46:09,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:46:09,659 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:46:09,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i [2023-11-12 00:46:09,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data/0310d3b38/7a2696ad41e44103932d929f657149f4/FLAG41fe861fb [2023-11-12 00:46:09,695 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data/0310d3b38/7a2696ad41e44103932d929f657149f4 [2023-11-12 00:46:09,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:46:09,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:46:09,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:09,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:46:09,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:46:09,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:09" (1/1) ... [2023-11-12 00:46:09,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c588e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:09, skipping insertion in model container [2023-11-12 00:46:09,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:09" (1/1) ... [2023-11-12 00:46:09,777 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:46:09,949 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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i[916,929] [2023-11-12 00:46:10,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:10,057 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:46:10,070 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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i[916,929] [2023-11-12 00:46:10,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:10,173 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:46:10,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10 WrapperNode [2023-11-12 00:46:10,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:10,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:10,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:46:10,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:46:10,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,267 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 279 [2023-11-12 00:46:10,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:10,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:46:10,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:46:10,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:46:10,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:46:10,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:46:10,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:46:10,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:46:10,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (1/1) ... [2023-11-12 00:46:10,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:10,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:10,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:46:10,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:46:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:46:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:46:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:46:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:46:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:46:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:46:10,606 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:46:10,610 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:46:11,261 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:46:12,127 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:46:12,128 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:46:12,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:12 BoogieIcfgContainer [2023-11-12 00:46:12,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:46:12,137 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:46:12,137 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:46:12,140 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:46:12,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:46:09" (1/3) ... [2023-11-12 00:46:12,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d04d073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:12, skipping insertion in model container [2023-11-12 00:46:12,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:10" (2/3) ... [2023-11-12 00:46:12,144 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d04d073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:12, skipping insertion in model container [2023-11-12 00:46:12,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:12" (3/3) ... [2023-11-12 00:46:12,145 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-43.i [2023-11-12 00:46:12,165 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:46:12,165 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:46:12,231 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:46:12,239 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;@3c4ff728, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:46:12,239 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:46:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:46:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-12 00:46:12,258 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:12,259 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:12,260 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:12,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:12,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1152502124, now seen corresponding path program 1 times [2023-11-12 00:46:12,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:46:12,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439824077] [2023-11-12 00:46:12,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:12,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:46:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:46:13,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:46:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:46:13,941 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:46:13,943 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:46:13,944 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:46:13,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:46:13,951 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:46:13,956 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:46:14,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:46:14 BoogieIcfgContainer [2023-11-12 00:46:14,140 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:46:14,142 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:46:14,142 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:46:14,142 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:46:14,143 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:12" (3/4) ... [2023-11-12 00:46:14,147 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:46:14,148 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:46:14,150 INFO L158 Benchmark]: Toolchain (without parser) took 4445.58ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 114.7MB in the beginning and 130.0MB in the end (delta: -15.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-12 00:46:14,150 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:14,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.96ms. Allocated memory is still 144.7MB. Free memory was 114.7MB in the beginning and 97.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:46:14,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.81ms. Allocated memory is still 144.7MB. Free memory was 97.9MB in the beginning and 92.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:46:14,155 INFO L158 Benchmark]: Boogie Preprocessor took 64.16ms. Allocated memory is still 144.7MB. Free memory was 92.8MB in the beginning and 90.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:46:14,159 INFO L158 Benchmark]: RCFGBuilder took 1797.64ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 90.0MB in the beginning and 134.2MB in the end (delta: -44.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2023-11-12 00:46:14,161 INFO L158 Benchmark]: TraceAbstraction took 2003.21ms. Allocated memory is still 174.1MB. Free memory was 133.1MB in the beginning and 130.0MB in the end (delta: 3.2MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2023-11-12 00:46:14,161 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 174.1MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:46:14,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.96ms. Allocated memory is still 144.7MB. Free memory was 114.7MB in the beginning and 97.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.81ms. Allocated memory is still 144.7MB. Free memory was 97.9MB in the beginning and 92.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.16ms. Allocated memory is still 144.7MB. Free memory was 92.8MB in the beginning and 90.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1797.64ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 90.0MB in the beginning and 134.2MB in the end (delta: -44.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2003.21ms. Allocated memory is still 174.1MB. Free memory was 133.1MB in the beginning and 130.0MB in the end (delta: 3.2MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 174.1MB. Free memory is still 130.0MB. 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 155, overapproximation of bitwiseOr at line 64, overapproximation of bitwiseAnd at line 72, overapproximation of someBinaryArithmeticDOUBLEoperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 10; [L24] unsigned char var_1_5 = 4; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 127.25; [L27] float var_1_8 = 128.5; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = -10; [L31] unsigned char var_1_14 = 1; [L32] signed char var_1_16 = -1; [L33] signed char var_1_17 = -5; [L34] signed char var_1_18 = 2; [L35] double var_1_19 = 256.7; [L36] double var_1_20 = 256.5; [L37] double var_1_21 = 5.058; [L38] double var_1_22 = 2.4; [L39] double var_1_23 = 5.875; [L40] signed long int var_1_24 = -128; [L41] unsigned long int var_1_25 = 128; [L42] unsigned char var_1_26 = 128; [L43] unsigned long int var_1_27 = 4189380979; [L44] unsigned char var_1_28 = 0; [L45] unsigned char var_1_29 = 0; [L46] unsigned long int var_1_30 = 2; [L47] unsigned long int var_1_31 = 1701266831; [L48] unsigned long int var_1_32 = 1169870883; [L49] double var_1_33 = 4.3; [L50] double var_1_34 = 7.25; [L51] unsigned short int var_1_35 = 32; [L52] unsigned char last_1_var_1_1 = 1; [L53] unsigned char last_1_var_1_6 = 1; [L54] signed char last_1_var_1_16 = -1; [L55] double last_1_var_1_19 = 256.7; [L56] signed long int last_1_var_1_24 = -128; [L57] unsigned long int last_1_var_1_25 = 128; [L58] unsigned long int last_1_var_1_30 = 2; [L59] double last_1_var_1_33 = 4.3; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L190] last_1_var_1_1 = var_1_1 [L191] last_1_var_1_6 = var_1_6 [L192] last_1_var_1_16 = var_1_16 [L193] last_1_var_1_19 = var_1_19 [L194] last_1_var_1_24 = var_1_24 [L195] last_1_var_1_25 = var_1_25 [L196] last_1_var_1_30 = var_1_30 [L197] last_1_var_1_33 = var_1_33 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L148] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L149] var_1_5 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L151] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L152] var_1_7 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427387900e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=257/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427387900e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=257/2] [L154] var_1_8 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L156] var_1_11 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L158] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L159] var_1_12 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L161] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L162] var_1_17 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L164] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L165] var_1_18 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L167] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L168] var_1_20 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L170] var_1_21 = __VERIFIER_nondet_double() [L171] 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_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L171] 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_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] 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_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L173] 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_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L174] var_1_23 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_23 >= -230584.3009213691390e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_23 >= -230584.3009213691390e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L176] var_1_27 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_27 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 >= 3221225471) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L178] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L179] var_1_29 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L181] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L182] var_1_31 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_31 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 >= 1073741823) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L184] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L185] var_1_32 = __VERIFIER_nondet_ulong() [L186] CALL assume_abort_if_not(var_1_32 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 >= 1073741824) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L187] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=1, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157955711, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=126, var_1_5=126, var_1_6=1, var_1_7=2557/10, var_1_8=7600406536] [L208] RET updateVariables() [L209] CALL step() [L63] COND TRUE last_1_var_1_6 || last_1_var_1_6 [L64] EXPR last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128))) [L64] COND FALSE !((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) [L68] COND FALSE !(last_1_var_1_33 > last_1_var_1_33) [L71] unsigned long int stepLocal_6 = (var_1_27 - last_1_var_1_1) - var_1_4; [L72] EXPR last_1_var_1_30 & last_1_var_1_25 [L72] COND TRUE stepLocal_6 > (last_1_var_1_30 & last_1_var_1_25) [L73] var_1_26 = (var_1_4 + 4) [L77] unsigned char stepLocal_0 = var_1_14; [L78] COND FALSE !(var_1_28 && stepLocal_0) [L81] var_1_1 = ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) [L83] var_1_30 = ((((((var_1_31 + var_1_32)) < ((3305479224u - var_1_5))) ? ((var_1_31 + var_1_32)) : ((3305479224u - var_1_5)))) - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) [L84] var_1_33 = var_1_20 [L85] var_1_34 = var_1_22 [L86] var_1_35 = var_1_30 [L87] COND FALSE !(var_1_18 <= (~ var_1_4)) [L94] var_1_24 = var_1_18 [L96] unsigned char stepLocal_1 = var_1_5; [L97] COND FALSE !(var_1_7 > var_1_33) [L104] var_1_13 = var_1_4 [L106] COND TRUE ((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34) [L107] COND FALSE !(var_1_8 > var_1_33) [L110] var_1_6 = var_1_11 [L115] unsigned char stepLocal_2 = var_1_14; [L116] COND FALSE !(stepLocal_2 && var_1_6) [L119] COND FALSE !(\read(var_1_28)) [L123] signed long int stepLocal_5 = var_1_13; [L124] EXPR var_1_24 | var_1_35 [L124] signed long int stepLocal_4 = var_1_24 | var_1_35; [L125] COND TRUE (10000 / 64) >= stepLocal_4 [L126] var_1_25 = ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))) [L134] signed char stepLocal_3 = var_1_18; [L135] COND TRUE (var_1_16 ^ 1) >= stepLocal_3 [L136] COND FALSE !(\read(var_1_28)) [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR ((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1) [L200] EXPR ((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26)))) [L200] EXPR (((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26))))) && ((((var_1_27 - last_1_var_1_1) - var_1_4) > (last_1_var_1_30 & last_1_var_1_25)) ? (var_1_26 == ((unsigned char) (var_1_4 + 4))) : (var_1_26 == ((unsigned char) (4 + ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) [L200-L201] return ((((((((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26))))) && ((((var_1_27 - last_1_var_1_1) - var_1_4) > (last_1_var_1_30 & last_1_var_1_25)) ? (var_1_26 == ((unsigned char) (var_1_4 + 4))) : (var_1_26 == ((unsigned char) (4 + ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) && ((last_1_var_1_33 > last_1_var_1_33) ? (var_1_28 == ((unsigned char) (! ((var_1_4 != last_1_var_1_24) || var_1_29)))) : 1)) && (var_1_30 == ((unsigned long int) ((((((var_1_31 + var_1_32)) < ((3305479224u - var_1_5))) ? ((var_1_31 + var_1_32)) : ((3305479224u - var_1_5)))) - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) && (var_1_33 == ((double) var_1_20))) && (var_1_34 == ((double) var_1_22))) && (var_1_35 == ((unsigned short int) var_1_30)) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=126, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=126, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-63, var_1_25=126, var_1_26=130, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=3305439232, var_1_31=1157955711, var_1_32=2147483647, var_1_33=7600406535, var_1_34=7600406534, var_1_35=0, var_1_4=126, var_1_5=126, var_1_6=0, var_1_7=2557/10, var_1_8=7600406536] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=126, var_1_14=1, var_1_16=-1, var_1_17=57, var_1_18=-63, var_1_19=2567/10, var_1_1=126, var_1_20=7600406535, var_1_21=2567/10, var_1_22=7600406534, var_1_23=7600406533, var_1_24=-63, var_1_25=126, var_1_26=130, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=3305439232, var_1_31=1157955711, var_1_32=2147483647, var_1_33=7600406535, var_1_34=7600406534, var_1_35=0, var_1_4=126, var_1_5=126, var_1_6=0, var_1_7=2557/10, var_1_8=7600406536] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 26, 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=51occurred 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: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 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 00:46:14,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 db54be3d9f8497342bca581078b31c3a59011e5e7c5b276c7ee614fb1a4f3efd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:46:16,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:46:16,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:46:16,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:46:16,992 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:46:17,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:46:17,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:46:17,039 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:46:17,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:46:17,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:46:17,046 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:46:17,046 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:46:17,047 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:46:17,048 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:46:17,049 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:46:17,049 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:46:17,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:46:17,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:46:17,051 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:46:17,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:46:17,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:46:17,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:46:17,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:46:17,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:46:17,055 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:46:17,055 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:46:17,056 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:46:17,056 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:46:17,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:46:17,057 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:46:17,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:46:17,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:46:17,059 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:46:17,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:17,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:46:17,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:46:17,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:46:17,060 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:46:17,060 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:46:17,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:46:17,062 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:46:17,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:46:17,062 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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db54be3d9f8497342bca581078b31c3a59011e5e7c5b276c7ee614fb1a4f3efd [2023-11-12 00:46:17,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:46:17,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:46:17,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:46:17,509 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:46:17,510 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:46:17,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i [2023-11-12 00:46:20,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:46:21,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:46:21,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i [2023-11-12 00:46:21,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data/00ef73169/6498fce194c549e685133a70a82dcad6/FLAGb291002ee [2023-11-12 00:46:21,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/data/00ef73169/6498fce194c549e685133a70a82dcad6 [2023-11-12 00:46:21,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:46:21,090 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:46:21,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:21,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:46:21,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:46:21,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a1a358a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21, skipping insertion in model container [2023-11-12 00:46:21,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:46:21,334 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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i[916,929] [2023-11-12 00:46:21,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:21,492 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:46:21,509 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_72dbca00-5de5-4e8e-8e63-bff604fdf96f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-43.i[916,929] [2023-11-12 00:46:21,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:46:21,607 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:46:21,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21 WrapperNode [2023-11-12 00:46:21,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:46:21,609 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:21,609 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:46:21,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:46:21,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,672 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-12 00:46:21,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:46:21,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:46:21,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:46:21,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:46:21,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:46:21,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:46:21,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:46:21,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:46:21,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (1/1) ... [2023-11-12 00:46:21,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:46:21,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:46:21,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:46:21,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:46:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:46:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:46:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:46:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:46:21,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:46:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:46:22,022 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:46:22,027 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:46:30,807 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:46:30,814 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:46:30,815 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:46:30,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:30 BoogieIcfgContainer [2023-11-12 00:46:30,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:46:30,820 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:46:30,820 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:46:30,824 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:46:30,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:46:21" (1/3) ... [2023-11-12 00:46:30,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a9181be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:30, skipping insertion in model container [2023-11-12 00:46:30,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:46:21" (2/3) ... [2023-11-12 00:46:30,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a9181be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:46:30, skipping insertion in model container [2023-11-12 00:46:30,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:46:30" (3/3) ... [2023-11-12 00:46:30,827 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-43.i [2023-11-12 00:46:30,847 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:46:30,847 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:46:30,900 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:46:30,907 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;@27d8687d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:46:30,908 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:46:30,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 58 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:46:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-12 00:46:30,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:30,931 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:30,931 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:30,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:30,938 INFO L85 PathProgramCache]: Analyzing trace with hash 834439615, now seen corresponding path program 1 times [2023-11-12 00:46:30,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:30,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133748270] [2023-11-12 00:46:30,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:30,955 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 00:46:30,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:30,961 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:30,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:31,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:46:31,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:31,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-12 00:46:31,765 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:31,766 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:31,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133748270] [2023-11-12 00:46:31,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2133748270] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:31,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:31,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:46:31,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734834205] [2023-11-12 00:46:31,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:31,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:46:31,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:31,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:46:31,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:46:31,820 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 58 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:46:31,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:31,861 INFO L93 Difference]: Finished difference Result 165 states and 284 transitions. [2023-11-12 00:46:31,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:46:31,864 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 172 [2023-11-12 00:46:31,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:31,872 INFO L225 Difference]: With dead ends: 165 [2023-11-12 00:46:31,873 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 00:46:31,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 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 00:46:31,881 INFO L413 NwaCegarLoop]: 124 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, 124 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 00:46:31,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:46:31,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 00:46:31,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-12 00:46:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:46:31,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-11-12 00:46:31,938 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 172 [2023-11-12 00:46:31,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:31,939 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-11-12 00:46:31,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:46:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-12 00:46:31,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-12 00:46:31,944 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:31,945 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:31,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:32,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:32,157 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:32,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:32,158 INFO L85 PathProgramCache]: Analyzing trace with hash 287278089, now seen corresponding path program 1 times [2023-11-12 00:46:32,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:32,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [320854777] [2023-11-12 00:46:32,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:32,159 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 00:46:32,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:32,162 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:32,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:32,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:46:32,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:46:33,807 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:33,807 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:33,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [320854777] [2023-11-12 00:46:33,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [320854777] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:33,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:33,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:46:33,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075666629] [2023-11-12 00:46:33,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:33,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:46:33,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:33,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:46:33,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:46:33,822 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:46:35,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:37,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:39,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:42,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:44,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:44,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:44,266 INFO L93 Difference]: Finished difference Result 241 states and 367 transitions. [2023-11-12 00:46:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:46:44,322 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172 [2023-11-12 00:46:44,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:44,327 INFO L225 Difference]: With dead ends: 241 [2023-11-12 00:46:44,327 INFO L226 Difference]: Without dead ends: 162 [2023-11-12 00:46:44,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:46:44,330 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 91 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:44,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 353 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 11 Invalid, 4 Unknown, 0 Unchecked, 10.3s Time] [2023-11-12 00:46:44,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-12 00:46:44,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 131. [2023-11-12 00:46:44,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 76 states have (on average 1.236842105263158) internal successors, (94), 76 states have internal predecessors, (94), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:46:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 198 transitions. [2023-11-12 00:46:44,417 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 198 transitions. Word has length 172 [2023-11-12 00:46:44,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:44,429 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 198 transitions. [2023-11-12 00:46:44,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:46:44,430 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 198 transitions. [2023-11-12 00:46:44,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-12 00:46:44,440 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:44,441 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:44,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:44,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:44,642 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:44,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:44,643 INFO L85 PathProgramCache]: Analyzing trace with hash -415612251, now seen corresponding path program 1 times [2023-11-12 00:46:44,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:44,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939958152] [2023-11-12 00:46:44,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:44,644 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 00:46:44,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:44,646 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:44,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:45,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:46:45,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:46:47,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:47,926 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:47,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939958152] [2023-11-12 00:46:47,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939958152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:47,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:47,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:46:47,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763733156] [2023-11-12 00:46:47,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:47,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:46:47,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:47,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:46:47,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:46:47,940 INFO L87 Difference]: Start difference. First operand 131 states and 198 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:46:50,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:52,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:54,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:56,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:46:56,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:46:56,805 INFO L93 Difference]: Finished difference Result 244 states and 371 transitions. [2023-11-12 00:46:56,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:46:56,859 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-12 00:46:56,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:46:56,862 INFO L225 Difference]: With dead ends: 244 [2023-11-12 00:46:56,862 INFO L226 Difference]: Without dead ends: 165 [2023-11-12 00:46:56,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 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 00:46:56,867 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 96 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:46:56,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 352 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 20 Invalid, 4 Unknown, 0 Unchecked, 8.8s Time] [2023-11-12 00:46:56,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-12 00:46:56,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 132. [2023-11-12 00:46:56,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 77 states have (on average 1.2337662337662338) internal successors, (95), 77 states have internal predecessors, (95), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:46:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 199 transitions. [2023-11-12 00:46:56,906 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 199 transitions. Word has length 173 [2023-11-12 00:46:56,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:46:56,907 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 199 transitions. [2023-11-12 00:46:56,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:46:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 199 transitions. [2023-11-12 00:46:56,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-12 00:46:56,912 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:46:56,912 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:46:56,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:46:57,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:57,137 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:46:57,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:46:57,138 INFO L85 PathProgramCache]: Analyzing trace with hash 7089575, now seen corresponding path program 1 times [2023-11-12 00:46:57,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:46:57,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [455709148] [2023-11-12 00:46:57,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:46:57,139 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 00:46:57,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:46:57,140 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:46:57,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 (5)] Waiting until timeout for monitored process [2023-11-12 00:46:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:46:57,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:46:57,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:46:58,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:46:58,745 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:46:58,746 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:46:58,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [455709148] [2023-11-12 00:46:58,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [455709148] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:46:58,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:46:58,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:46:58,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921185568] [2023-11-12 00:46:58,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:46:58,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:46:58,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:46:58,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:46:58,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:46:58,751 INFO L87 Difference]: Start difference. First operand 132 states and 199 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:47:00,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:01,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:47:01,049 INFO L93 Difference]: Finished difference Result 210 states and 318 transitions. [2023-11-12 00:47:01,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:47:01,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-12 00:47:01,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:47:01,052 INFO L225 Difference]: With dead ends: 210 [2023-11-12 00:47:01,053 INFO L226 Difference]: Without dead ends: 131 [2023-11-12 00:47:01,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:01,055 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 36 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:47:01,056 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 113 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-12 00:47:01,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2023-11-12 00:47:01,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2023-11-12 00:47:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 76 states have (on average 1.1710526315789473) internal successors, (89), 76 states have internal predecessors, (89), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:47:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 193 transitions. [2023-11-12 00:47:01,088 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 193 transitions. Word has length 173 [2023-11-12 00:47:01,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:47:01,089 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 193 transitions. [2023-11-12 00:47:01,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:47:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 193 transitions. [2023-11-12 00:47:01,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-12 00:47:01,093 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:01,093 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:47:01,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:47:01,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:47:01,309 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:01,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:01,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1013978779, now seen corresponding path program 1 times [2023-11-12 00:47:01,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:47:01,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1850110415] [2023-11-12 00:47:01,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:01,311 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 00:47:01,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:47:01,312 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:47:01,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 (6)] Waiting until timeout for monitored process [2023-11-12 00:47:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:01,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:47:01,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:47:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:47:01,982 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:47:01,983 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:47:01,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1850110415] [2023-11-12 00:47:01,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1850110415] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:47:01,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:47:01,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:47:01,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666868724] [2023-11-12 00:47:01,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:47:01,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:47:01,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:47:01,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:47:01,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:01,986 INFO L87 Difference]: Start difference. First operand 131 states and 193 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:47:04,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:06,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:06,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:47:06,756 INFO L93 Difference]: Finished difference Result 287 states and 423 transitions. [2023-11-12 00:47:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:47:06,762 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-12 00:47:06,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:47:06,765 INFO L225 Difference]: With dead ends: 287 [2023-11-12 00:47:06,766 INFO L226 Difference]: Without dead ends: 209 [2023-11-12 00:47:06,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:06,767 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 110 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:47:06,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 336 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2023-11-12 00:47:06,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-12 00:47:06,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 133. [2023-11-12 00:47:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.1666666666666667) internal successors, (91), 78 states have internal predecessors, (91), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:47:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 195 transitions. [2023-11-12 00:47:06,823 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 195 transitions. Word has length 173 [2023-11-12 00:47:06,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:47:06,826 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 195 transitions. [2023-11-12 00:47:06,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:47:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 195 transitions. [2023-11-12 00:47:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-12 00:47:06,829 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:06,829 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:47:06,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 (6)] Forceful destruction successful, exit code 0 [2023-11-12 00:47:07,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:47:07,038 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:07,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:07,039 INFO L85 PathProgramCache]: Analyzing trace with hash 444586387, now seen corresponding path program 1 times [2023-11-12 00:47:07,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:47:07,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [595110314] [2023-11-12 00:47:07,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:07,041 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 00:47:07,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:47:07,042 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 00:47:07,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72dbca00-5de5-4e8e-8e63-bff604fdf96f/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 (7)] Waiting until timeout for monitored process [2023-11-12 00:47:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:07,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:47:07,752 INFO L285 TraceCheckSpWp]: Computing forward predicates...