./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:52:45,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:52:45,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:52:45,708 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:52:45,709 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:52:45,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:52:45,737 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:52:45,737 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:52:45,738 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:52:45,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:52:45,739 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:52:45,740 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:52:45,740 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:52:45,741 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:52:45,741 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:52:45,742 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:52:45,742 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:52:45,743 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:52:45,759 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:52:45,760 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:52:45,767 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:52:45,768 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:52:45,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:52:45,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:52:45,771 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:52:45,772 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:52:45,773 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:52:45,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:52:45,773 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:52:45,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:52:45,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:52:45,776 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:52:45,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:52:45,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:52:45,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:52:45,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:52:45,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:52:45,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:52:45,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:52:45,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:52:45,779 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:52:45,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:52:45,779 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:52:45,779 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:52:45,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:52:45,780 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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b [2023-11-12 00:52:46,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:52:46,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:52:46,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:52:46,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:52:46,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:52:46,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-12 00:52:49,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:52:49,831 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:52:49,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-12 00:52:49,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data/f09eea8f4/1eb2075267cc42ae8ef4ee30e76405b4/FLAG8bb479838 [2023-11-12 00:52:49,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data/f09eea8f4/1eb2075267cc42ae8ef4ee30e76405b4 [2023-11-12 00:52:49,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:52:49,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:52:49,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:52:49,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:52:49,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:52:49,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:52:49" (1/1) ... [2023-11-12 00:52:49,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a33631a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:49, skipping insertion in model container [2023-11-12 00:52:49,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:52:49" (1/1) ... [2023-11-12 00:52:49,978 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:52:50,202 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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-12 00:52:50,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:52:50,345 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:52:50,361 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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-12 00:52:50,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:52:50,460 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:52:50,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50 WrapperNode [2023-11-12 00:52:50,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:52:50,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:52:50,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:52:50,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:52:50,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,593 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-12 00:52:50,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:52:50,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:52:50,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:52:50,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:52:50,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,659 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:52:50,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:52:50,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:52:50,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:52:50,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (1/1) ... [2023-11-12 00:52:50,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:52:50,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:52:50,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:52:50,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:52:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:52:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:52:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:52:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:52:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:52:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:52:50,927 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:52:50,930 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:52:51,665 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:52:52,215 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:52:52,215 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:52:52,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:52:52 BoogieIcfgContainer [2023-11-12 00:52:52,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:52:52,222 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:52:52,222 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:52:52,226 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:52:52,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:52:49" (1/3) ... [2023-11-12 00:52:52,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4552abe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:52:52, skipping insertion in model container [2023-11-12 00:52:52,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:52:50" (2/3) ... [2023-11-12 00:52:52,230 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4552abe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:52:52, skipping insertion in model container [2023-11-12 00:52:52,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:52:52" (3/3) ... [2023-11-12 00:52:52,232 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-12 00:52:52,253 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:52:52,254 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:52:52,306 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:52:52,313 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;@15f4591c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:52:52,313 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:52:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:52:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-12 00:52:52,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:52:52,332 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:52:52,333 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:52:52,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:52:52,339 INFO L85 PathProgramCache]: Analyzing trace with hash -2060900359, now seen corresponding path program 1 times [2023-11-12 00:52:52,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:52:52,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495958309] [2023-11-12 00:52:52,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:52:52,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:52:52,611 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:52:52,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [626362463] [2023-11-12 00:52:52,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:52:52,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:52:52,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:52:52,619 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:52:52,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:52:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:52:53,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:52:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:52:53,432 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:52:53,435 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:52:53,437 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:52:53,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:52:53,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:52:53,653 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:52:53,657 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:52:53,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:52:53 BoogieIcfgContainer [2023-11-12 00:52:53,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:52:53,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:52:53,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:52:53,816 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:52:53,817 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:52:52" (3/4) ... [2023-11-12 00:52:53,819 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:52:53,820 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:52:53,822 INFO L158 Benchmark]: Toolchain (without parser) took 3933.64ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 120.7MB in the beginning and 149.9MB in the end (delta: -29.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-12 00:52:53,823 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 159.4MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:52:53,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 566.59ms. Allocated memory is still 159.4MB. Free memory was 120.3MB in the beginning and 103.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:52:53,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.18ms. Allocated memory is still 159.4MB. Free memory was 103.9MB in the beginning and 97.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:52:53,825 INFO L158 Benchmark]: Boogie Preprocessor took 75.73ms. Allocated memory is still 159.4MB. Free memory was 97.7MB in the beginning and 95.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:52:53,826 INFO L158 Benchmark]: RCFGBuilder took 1545.52ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 95.1MB in the beginning and 126.7MB in the end (delta: -31.6MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2023-11-12 00:52:53,827 INFO L158 Benchmark]: TraceAbstraction took 1593.29ms. Allocated memory is still 203.4MB. Free memory was 125.7MB in the beginning and 151.0MB in the end (delta: -25.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-12 00:52:53,827 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 203.4MB. Free memory was 151.0MB in the beginning and 149.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:52:53,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 159.4MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 566.59ms. Allocated memory is still 159.4MB. Free memory was 120.3MB in the beginning and 103.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.18ms. Allocated memory is still 159.4MB. Free memory was 103.9MB in the beginning and 97.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.73ms. Allocated memory is still 159.4MB. Free memory was 97.7MB in the beginning and 95.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1545.52ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 95.1MB in the beginning and 126.7MB in the end (delta: -31.6MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1593.29ms. Allocated memory is still 203.4MB. Free memory was 125.7MB in the beginning and 151.0MB in the end (delta: -25.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 203.4MB. Free memory was 151.0MB in the beginning and 149.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -256; [L23] signed short int var_1_3 = 24009; [L24] signed short int var_1_6 = 19467; [L25] unsigned char var_1_7 = 64; [L26] unsigned char var_1_8 = 200; [L27] unsigned char var_1_9 = 16; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 8; [L30] float var_1_12 = 15.4; [L31] float var_1_14 = 25.75; [L32] float var_1_15 = 9.5; [L33] signed short int var_1_16 = -128; [L34] signed long int var_1_17 = -8; [L35] double var_1_18 = 100.5; [L36] signed char var_1_19 = 16; [L37] unsigned short int var_1_20 = 19664; [L38] unsigned short int var_1_21 = 18224; [L39] signed char var_1_22 = -32; [L40] signed char var_1_23 = -10; [L41] float var_1_24 = 199.875; [L42] float var_1_25 = 0.875; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 1; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_29 = 0; [L47] unsigned char var_1_30 = 1; [L48] signed short int var_1_31 = -8; [L49] signed char var_1_32 = 2; [L50] signed char var_1_33 = 64; [L51] double last_1_var_1_18 = 100.5; [L52] unsigned char last_1_var_1_30 = 1; [L180] isInitial = 1 [L181] FCALL initially() [L182] int k_loop; [L183] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=24009, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L183] COND TRUE k_loop < 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_18 = var_1_18 [L173] last_1_var_1_30 = var_1_30 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L125] var_1_3 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_3 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_3 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L127] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L128] var_1_6 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_6 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_6 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L130] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L131] var_1_8 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=16] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=16] [L133] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=16] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=16] [L134] var_1_9 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L136] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L137] var_1_10 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L139] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L140] var_1_11 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L142] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L143] var_1_14 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L145] var_1_15 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L147] var_1_20 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_20 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 >= 16383) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L149] CALL assume_abort_if_not(var_1_20 <= 32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_20 <= 32768) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L150] var_1_21 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_21 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_21 >= 16384) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L152] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L153] var_1_23 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L155] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L156] var_1_25 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L158] var_1_27 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L160] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L161] var_1_28 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L163] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L164] var_1_29 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L166] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L167] var_1_33 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=126, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=126, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L169] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=126, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_12=77/5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=11, var_1_24=1599/8, var_1_25=4, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=126, var_1_3=32766, var_1_6=16382, var_1_7=64, var_1_8=253, var_1_9=11] [L185] RET updateVariables() [L186] CALL step() [L56] COND FALSE !(last_1_var_1_18 > (var_1_14 + var_1_15)) [L59] var_1_26 = (! var_1_29) [L61] COND FALSE !(! var_1_26) [L64] var_1_12 = (var_1_15 + var_1_14) [L66] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L67] COND FALSE !(((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) [L70] COND FALSE !(var_1_7 == (var_1_10 * (var_1_8 + 16))) [L73] var_1_18 = var_1_15 [L75] var_1_24 = (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14))) [L76] COND TRUE (var_1_6 != -16) || (var_1_7 < var_1_7) [L77] var_1_32 = (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))) [L85] COND TRUE var_1_24 == var_1_15 [L86] COND TRUE \read(var_1_26) [L87] COND FALSE !(((var_1_20 + var_1_21) - var_1_8) < (((((var_1_7 / var_1_6)) < (-5)) ? ((var_1_7 / var_1_6)) : (-5)))) [L90] var_1_19 = var_1_8 [L96] COND TRUE var_1_24 < var_1_14 [L97] var_1_22 = (var_1_11 + var_1_23) [L101] unsigned char stepLocal_1 = var_1_29; [L102] COND TRUE ((var_1_7 / var_1_8) > -4) || stepLocal_1 [L103] var_1_31 = (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))) [L105] COND TRUE var_1_18 <= var_1_15 [L106] var_1_17 = ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))) [L108] COND TRUE \read(var_1_26) [L109] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) [L113] unsigned short int stepLocal_0 = var_1_20; [L114] COND TRUE (- (var_1_25 - 4.6)) < (- var_1_12) [L115] COND FALSE !((var_1_1 + var_1_21) < stepLocal_0) [L118] var_1_30 = var_1_27 [L186] RET step() [L187] CALL, EXPR property() [L176-L177] return ((((((((((((var_1_26 ? (var_1_1 == ((signed short int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed short int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((! var_1_26) ? (var_1_12 == ((float) ((var_1_14 + ((((49.5f) < 0 ) ? -(49.5f) : (49.5f)))) + var_1_15))) : (var_1_12 == ((float) (var_1_15 + var_1_14))))) && ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) ? (var_1_16 == ((signed short int) -4)) : 1)) && ((var_1_18 <= var_1_15) ? (var_1_17 == ((signed long int) ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))))) : 1)) && ((var_1_7 == (var_1_10 * (var_1_8 + 16))) ? (var_1_18 == ((double) var_1_14)) : (var_1_18 == ((double) var_1_15)))) && ((var_1_24 == var_1_15) ? (var_1_26 ? ((((var_1_20 + var_1_21) - var_1_8) < (((((var_1_7 / var_1_6)) < (-5)) ? ((var_1_7 / var_1_6)) : (-5)))) ? (var_1_19 == ((signed char) (var_1_9 + 8))) : (var_1_19 == ((signed char) var_1_8))) : 1) : (var_1_19 == ((signed char) -4)))) && ((var_1_24 < var_1_14) ? (var_1_22 == ((signed char) (var_1_11 + var_1_23))) : (var_1_22 == ((signed char) var_1_8)))) && (var_1_24 == ((float) (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14)))))) && ((last_1_var_1_18 > (var_1_14 + var_1_15)) ? (var_1_26 == ((unsigned char) (last_1_var_1_30 || (var_1_27 && var_1_28)))) : (var_1_26 == ((unsigned char) (! var_1_29))))) && (((- (var_1_25 - 4.6)) < (- var_1_12)) ? (((var_1_1 + var_1_21) < var_1_20) ? (var_1_30 == ((unsigned char) (var_1_28 || var_1_27))) : (var_1_30 == ((unsigned char) var_1_27))) : (var_1_30 == ((unsigned char) var_1_28)))) && ((((var_1_7 / var_1_8) > -4) || var_1_29) ? (var_1_31 == ((signed short int) (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))))) : 1)) && (((var_1_6 != -16) || (var_1_7 < var_1_7)) ? (var_1_32 == ((signed char) (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))))) : (var_1_26 ? (var_1_32 == ((signed char) var_1_10)) : (var_1_32 == ((signed char) -8)))) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=32763, var_1_18=3, var_1_19=-3, var_1_1=32450, var_1_20=32768, var_1_21=16384, var_1_22=16, var_1_23=11, var_1_24=5, var_1_25=4, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=126, var_1_3=32766, var_1_6=16382, var_1_7=158, var_1_8=253, var_1_9=11] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=11, var_1_11=5, var_1_14=2, var_1_15=3, var_1_16=-128, var_1_17=32763, var_1_18=3, var_1_19=-3, var_1_1=32450, var_1_20=32768, var_1_21=16384, var_1_22=16, var_1_23=11, var_1_24=5, var_1_25=4, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=126, var_1_3=32766, var_1_6=16382, var_1_7=158, var_1_8=253, var_1_9=11] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 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 00:52:53,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:52:56,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:52:56,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:52:56,785 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:52:56,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:52:56,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:52:56,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:52:56,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:52:56,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:52:56,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:52:56,823 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:52:56,824 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:52:56,825 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:52:56,825 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:52:56,826 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:52:56,826 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:52:56,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:52:56,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:52:56,829 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:52:56,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:52:56,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:52:56,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:52:56,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:52:56,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:52:56,832 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:52:56,833 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:52:56,833 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:52:56,834 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:52:56,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:52:56,835 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:52:56,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:52:56,836 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:52:56,836 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:52:56,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:52:56,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:52:56,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:52:56,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:52:56,838 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:52:56,838 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:52:56,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:52:56,838 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:52:56,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:52:56,839 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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b [2023-11-12 00:52:57,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:52:57,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:52:57,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:52:57,452 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:52:57,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:52:57,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-12 00:53:00,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:53:01,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:53:01,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-12 00:53:01,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data/efd291db3/f31f12f92cc3482e928064d492f0d7e7/FLAG2083794c2 [2023-11-12 00:53:01,150 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/data/efd291db3/f31f12f92cc3482e928064d492f0d7e7 [2023-11-12 00:53:01,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:53:01,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:53:01,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:01,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:53:01,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:53:01,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635a88a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01, skipping insertion in model container [2023-11-12 00:53:01,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,204 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:53:01,418 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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-12 00:53:01,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:01,606 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:53:01,623 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_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-12 00:53:01,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:01,705 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:53:01,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01 WrapperNode [2023-11-12 00:53:01,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:01,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:01,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:53:01,707 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:53:01,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,791 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2023-11-12 00:53:01,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:01,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:53:01,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:53:01,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:53:01,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:53:01,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:53:01,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:53:01,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:53:01,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (1/1) ... [2023-11-12 00:53:01,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:01,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:01,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:53:01,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:53:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:53:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:53:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:53:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:53:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:53:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:53:02,160 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:53:02,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:53:08,147 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:53:08,156 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:53:08,156 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:53:08,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:08 BoogieIcfgContainer [2023-11-12 00:53:08,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:53:08,162 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:53:08,162 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:53:08,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:53:08,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:53:01" (1/3) ... [2023-11-12 00:53:08,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abb8782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:08, skipping insertion in model container [2023-11-12 00:53:08,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:01" (2/3) ... [2023-11-12 00:53:08,169 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abb8782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:08, skipping insertion in model container [2023-11-12 00:53:08,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:08" (3/3) ... [2023-11-12 00:53:08,170 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-12 00:53:08,193 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:53:08,194 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:53:08,254 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:53:08,260 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;@47f01f79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:53:08,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:53:08,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 53 states have internal predecessors, (72), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:53:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 00:53:08,288 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:08,290 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:53:08,290 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:08,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:08,296 INFO L85 PathProgramCache]: Analyzing trace with hash 208986350, now seen corresponding path program 1 times [2023-11-12 00:53:08,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:53:08,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374073339] [2023-11-12 00:53:08,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:08,312 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:53:08,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:53:08,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:08,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:09,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:53:09,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2023-11-12 00:53:09,231 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:53:09,231 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:53:09,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374073339] [2023-11-12 00:53:09,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [374073339] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:53:09,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:53:09,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:53:09,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343874492] [2023-11-12 00:53:09,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:53:09,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:53:09,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:53:09,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:53:09,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:53:09,316 INFO L87 Difference]: Start difference. First operand has 84 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 53 states have internal predecessors, (72), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:53:09,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:53:09,393 INFO L93 Difference]: Finished difference Result 165 states and 286 transitions. [2023-11-12 00:53:09,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:53:09,396 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2023-11-12 00:53:09,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:53:09,410 INFO L225 Difference]: With dead ends: 165 [2023-11-12 00:53:09,411 INFO L226 Difference]: Without dead ends: 80 [2023-11-12 00:53:09,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 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 00:53:09,425 INFO L413 NwaCegarLoop]: 126 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, 126 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 00:53:09,427 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:53:09,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-12 00:53:09,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-12 00:53:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 49 states have (on average 1.3061224489795917) internal successors, (64), 49 states have internal predecessors, (64), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:53:09,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2023-11-12 00:53:09,489 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 185 [2023-11-12 00:53:09,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:53:09,489 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2023-11-12 00:53:09,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:53:09,490 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2023-11-12 00:53:09,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 00:53:09,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:09,496 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:53:09,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:53:09,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:09,699 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:09,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:09,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1881188268, now seen corresponding path program 1 times [2023-11-12 00:53:09,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:53:09,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1318950601] [2023-11-12 00:53:09,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:09,701 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 00:53:09,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:53:09,710 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:09,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:10,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:53:10,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:10,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-12 00:53:10,672 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:53:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-12 00:53:11,166 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:53:11,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1318950601] [2023-11-12 00:53:11,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1318950601] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:53:11,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1384101823] [2023-11-12 00:53:11,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:11,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:11,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:53:11,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:53:11,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:53:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:11,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:53:11,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 00:53:11,963 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:53:11,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1384101823] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:53:11,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:53:11,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 10 [2023-11-12 00:53:11,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295073107] [2023-11-12 00:53:11,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:53:11,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:53:11,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:53:11,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:53:11,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-12 00:53:11,969 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:53:15,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:17,189 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 00:53:17,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:53:17,201 INFO L93 Difference]: Finished difference Result 232 states and 356 transitions. [2023-11-12 00:53:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:53:17,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-11-12 00:53:17,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:53:17,262 INFO L225 Difference]: With dead ends: 232 [2023-11-12 00:53:17,262 INFO L226 Difference]: Without dead ends: 155 [2023-11-12 00:53:17,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 543 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-12 00:53:17,265 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 102 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:53:17,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 227 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-11-12 00:53:17,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-11-12 00:53:17,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 93. [2023-11-12 00:53:17,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 62 states have (on average 1.3387096774193548) internal successors, (83), 62 states have internal predecessors, (83), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:53:17,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 141 transitions. [2023-11-12 00:53:17,287 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 141 transitions. Word has length 185 [2023-11-12 00:53:17,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:53:17,289 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 141 transitions. [2023-11-12 00:53:17,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:53:17,290 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2023-11-12 00:53:17,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 00:53:17,293 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:17,294 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:53:17,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:17,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:53:17,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:17,713 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:17,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:17,714 INFO L85 PathProgramCache]: Analyzing trace with hash -638771666, now seen corresponding path program 1 times [2023-11-12 00:53:17,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:53:17,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587727342] [2023-11-12 00:53:17,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:17,715 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 00:53:17,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:53:17,717 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:17,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/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 00:53:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:18,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:53:18,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-12 00:53:18,507 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:53:19,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-12 00:53:19,022 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:53:19,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587727342] [2023-11-12 00:53:19,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587727342] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:53:19,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1850299397] [2023-11-12 00:53:19,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:19,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:19,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:53:19,026 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:53:19,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:53:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:20,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:53:20,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-12 00:53:20,753 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:53:21,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-12 00:53:21,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1850299397] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:53:21,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305843261] [2023-11-12 00:53:21,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:21,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:53:21,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:21,127 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:53:21,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_087dc7ee-8f2d-4d2b-9524-48cb5c04120c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 00:53:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:21,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:53:21,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-12 00:53:21,764 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:53:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-12 00:53:22,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1305843261] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:53:22,043 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:53:22,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 9 [2023-11-12 00:53:22,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228414308] [2023-11-12 00:53:22,044 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:53:22,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-12 00:53:22,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:53:22,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-12 00:53:22,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:53:22,060 INFO L87 Difference]: Start difference. First operand 93 states and 141 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:53:26,759 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 00:53:28,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:30,771 WARN L539 Checker$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 00:53:32,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:34,779 WARN L539 Checker$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 00:53:36,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:38,792 WARN L539 Checker$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 00:53:40,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:42,803 WARN L539 Checker$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 00:53:44,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:46,812 WARN L539 Checker$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 00:53:48,820 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 []