./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 14be6188d81c22b32846feb216f1244e19b86a6919f4cfe567ec9c53694c5d1b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:13:41,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:13:41,164 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:13:41,170 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:13:41,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:13:41,197 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:13:41,198 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:13:41,198 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:13:41,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:13:41,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:13:41,200 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:13:41,201 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:13:41,202 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:13:41,202 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:13:41,203 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:13:41,204 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:13:41,204 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:13:41,205 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:13:41,205 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:13:41,206 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:13:41,207 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:13:41,208 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:13:41,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:13:41,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:13:41,210 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:13:41,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:13:41,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:13:41,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:13:41,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:13:41,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:13:41,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:13:41,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:13:41,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:13:41,215 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:13:41,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:13:41,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:13:41,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:13:41,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:13:41,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:13:41,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:13:41,218 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:13:41,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:13:41,218 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:13:41,219 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:13:41,219 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:13:41,219 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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14be6188d81c22b32846feb216f1244e19b86a6919f4cfe567ec9c53694c5d1b [2023-11-12 00:13:41,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:13:41,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:13:41,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:13:41,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:13:41,539 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:13:41,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i [2023-11-12 00:13:44,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:13:45,037 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:13:45,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i [2023-11-12 00:13:45,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data/3c8d186f8/7ee18bb42cb74bedb1d67ad64856fc5c/FLAG7bf0a9f8a [2023-11-12 00:13:45,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data/3c8d186f8/7ee18bb42cb74bedb1d67ad64856fc5c [2023-11-12 00:13:45,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:13:45,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:13:45,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:13:45,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:13:45,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:13:45,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f16f80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45, skipping insertion in model container [2023-11-12 00:13:45,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,163 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:13:45,343 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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i[919,932] [2023-11-12 00:13:45,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:13:45,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:13:45,462 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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i[919,932] [2023-11-12 00:13:45,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:13:45,542 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:13:45,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45 WrapperNode [2023-11-12 00:13:45,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:13:45,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:13:45,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:13:45,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:13:45,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,630 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-12 00:13:45,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:13:45,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:13:45,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:13:45,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:13:45,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:13:45,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:13:45,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:13:45,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:13:45,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (1/1) ... [2023-11-12 00:13:45,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:13:45,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:13:45,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:13:45,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:13:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:13:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:13:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:13:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:13:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:13:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:13:45,931 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:13:45,934 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:13:46,518 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:13:46,973 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:13:46,974 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:13:46,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:46 BoogieIcfgContainer [2023-11-12 00:13:46,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:13:46,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:13:46,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:13:46,986 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:13:46,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:13:45" (1/3) ... [2023-11-12 00:13:46,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d3372c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:46, skipping insertion in model container [2023-11-12 00:13:46,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:45" (2/3) ... [2023-11-12 00:13:46,990 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d3372c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:46, skipping insertion in model container [2023-11-12 00:13:46,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:46" (3/3) ... [2023-11-12 00:13:46,992 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i [2023-11-12 00:13:47,014 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:13:47,014 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:13:47,083 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:13:47,089 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;@181d1a6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:13:47,089 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:13:47,093 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:13:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-12 00:13:47,107 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:13:47,108 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:13:47,109 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:13:47,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:13:47,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1876970506, now seen corresponding path program 1 times [2023-11-12 00:13:47,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:13:47,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918578580] [2023-11-12 00:13:47,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:47,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:13:47,415 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:13:47,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1814905141] [2023-11-12 00:13:47,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:47,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:13:47,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:13:47,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:13:47,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:13:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:13:47,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:13:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:13:48,495 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:13:48,498 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:13:48,499 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:13:48,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:13:48,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:13:48,711 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:13:48,716 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:13:48,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:13:48 BoogieIcfgContainer [2023-11-12 00:13:48,854 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:13:48,855 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:13:48,855 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:13:48,855 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:13:48,856 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:46" (3/4) ... [2023-11-12 00:13:48,858 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:13:48,859 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:13:48,860 INFO L158 Benchmark]: Toolchain (without parser) took 3747.97ms. Allocated memory is still 127.9MB. Free memory was 101.6MB in the beginning and 48.4MB in the end (delta: 53.2MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2023-11-12 00:13:48,861 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 96.5MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:13:48,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.32ms. Allocated memory is still 127.9MB. Free memory was 101.6MB in the beginning and 85.2MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:13:48,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.75ms. Allocated memory is still 127.9MB. Free memory was 85.2MB in the beginning and 79.7MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:13:48,863 INFO L158 Benchmark]: Boogie Preprocessor took 61.83ms. Allocated memory is still 127.9MB. Free memory was 79.7MB in the beginning and 77.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:13:48,864 INFO L158 Benchmark]: RCFGBuilder took 1282.78ms. Allocated memory is still 127.9MB. Free memory was 76.8MB in the beginning and 57.2MB in the end (delta: 19.6MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2023-11-12 00:13:48,864 INFO L158 Benchmark]: TraceAbstraction took 1872.09ms. Allocated memory is still 127.9MB. Free memory was 56.6MB in the beginning and 48.4MB in the end (delta: 8.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-12 00:13:48,865 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 127.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:13:48,868 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 96.5MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.32ms. Allocated memory is still 127.9MB. Free memory was 101.6MB in the beginning and 85.2MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.75ms. Allocated memory is still 127.9MB. Free memory was 85.2MB in the beginning and 79.7MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.83ms. Allocated memory is still 127.9MB. Free memory was 79.7MB in the beginning and 77.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1282.78ms. Allocated memory is still 127.9MB. Free memory was 76.8MB in the beginning and 57.2MB in the end (delta: 19.6MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1872.09ms. Allocated memory is still 127.9MB. Free memory was 56.6MB in the beginning and 48.4MB in the end (delta: 8.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 127.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of shiftRight at line 113, overapproximation of bitwiseOr at line 121, overapproximation of someUnaryDOUBLEoperation at line 85, overapproximation of someBinaryArithmeticDOUBLEoperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 0; [L27] double var_1_9 = 127.625; [L28] double var_1_10 = 256.8; [L29] double var_1_11 = 0.30000000000000004; [L30] signed long int var_1_12 = -2; [L31] double var_1_13 = 2.475; [L32] double var_1_14 = 25.2; [L33] double var_1_15 = 500.125; [L34] double var_1_16 = 10.75; [L35] double var_1_17 = 255.4; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 100; [L39] unsigned char var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] unsigned char var_1_24 = 8; [L43] unsigned char var_1_25 = 10; [L44] float var_1_26 = 16.8; [L45] unsigned long int var_1_27 = 64; [L46] unsigned long int var_1_28 = 256; [L47] double var_1_32 = 255.5; [L48] signed long int var_1_36 = 4; [L49] double var_1_38 = 63.6; [L50] double var_1_40 = 0.0; [L51] signed short int var_1_42 = 128; [L52] unsigned char var_1_45 = 0; [L53] unsigned char var_1_48 = 0; [L54] float var_1_49 = 256.5; [L55] unsigned long int var_1_50 = 100; [L56] double var_1_51 = 63.5; [L57] unsigned char var_1_52 = 50; [L58] unsigned char last_1_var_1_18 = 1; [L59] unsigned char last_1_var_1_20 = 100; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L188] last_1_var_1_18 = var_1_18 [L189] last_1_var_1_20 = var_1_20 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L140] var_1_2 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L142] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L143] var_1_3 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L145] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L148] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L149] var_1_10 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L151] var_1_11 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L153] var_1_13 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L155] var_1_14 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L157] var_1_15 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L159] var_1_16 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L161] var_1_17 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L163] var_1_19 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L165] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L166] var_1_21 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L168] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L169] var_1_22 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L171] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L172] var_1_23 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L174] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L175] var_1_24 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L177] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L178] var_1_25 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L180] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L181] var_1_40 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_40 >= 4611686.018427382800e+12F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_40 >= 4611686.018427382800e+12F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L183] var_1_48 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_48 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_48 >= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L185] CALL assume_abort_if_not(var_1_48 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_48 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=6, var_1_9=1021/8] [L200] RET updateVariables() [L201] CALL step() [L63] signed long int stepLocal_1 = last_1_var_1_20; [L64] unsigned char stepLocal_0 = last_1_var_1_18; [L65] COND TRUE stepLocal_0 && last_1_var_1_18 [L66] COND FALSE !(((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > stepLocal_1) [L69] var_1_7 = var_1_8 [L74] COND FALSE !(\read(var_1_3)) [L79] var_1_26 = var_1_16 [L80] var_1_27 = 10u [L81] unsigned long int stepLocal_2 = var_1_27; [L82] COND TRUE stepLocal_2 != (var_1_8 + var_1_7) [L83] var_1_9 = ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))) [L87] COND TRUE var_1_8 >= var_1_7 [L88] COND TRUE var_1_15 >= var_1_26 [L89] var_1_20 = (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) [L96] COND TRUE \read(var_1_18) [L97] COND FALSE !(! var_1_18) [L100] var_1_1 = (var_1_20 - var_1_20) [L105] COND FALSE !((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) [L108] COND TRUE (var_1_21 - var_1_22) <= var_1_25 [L109] var_1_28 = var_1_22 [L111] var_1_32 = ((((((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) > (var_1_10)) ? (((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) : (var_1_10))) [L112] var_1_36 = (((((var_1_7) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_7) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))) + var_1_7) [L113] EXPR -10 >> var_1_23 [L113] COND TRUE 256 > (-10 >> var_1_23) [L114] var_1_38 = (var_1_16 - (((((var_1_40 - 128.375)) < (var_1_16)) ? ((var_1_40 - 128.375)) : (var_1_16)))) [L118] COND FALSE !(! (var_1_17 >= (var_1_16 - var_1_40))) [L121] EXPR (var_1_8 * var_1_23) | var_1_7 [L121] COND TRUE ((var_1_8 * var_1_23) | var_1_7) <= (var_1_20 + 8u) [L122] COND FALSE !(((((16u) < (var_1_20)) ? (16u) : (var_1_20))) < var_1_23) [L125] var_1_45 = ((var_1_23 != (var_1_20 % var_1_21)) || var_1_48) [L128] COND TRUE 0.83f > var_1_11 [L129] COND FALSE !((var_1_24 + ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24)))) <= var_1_24) [L135] var_1_50 = var_1_7 [L136] var_1_51 = var_1_16 [L137] var_1_52 = var_1_8 [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((((var_1_18 ? ((! var_1_18) ? (var_1_1 == ((signed short int) (var_1_7 + 5))) : (var_1_1 == ((signed short int) (var_1_20 - var_1_20)))) : (var_1_1 == ((signed short int) var_1_20))) && ((last_1_var_1_18 && last_1_var_1_18) ? ((((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > last_1_var_1_20) ? (var_1_7 == ((unsigned char) var_1_8)) : (var_1_7 == ((unsigned char) var_1_8))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((var_1_27 != (var_1_8 + var_1_7)) ? (var_1_9 == ((double) ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))))) : (var_1_9 == ((double) ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))))))) && (((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) ? (var_1_12 == ((signed long int) (var_1_20 + var_1_20))) : 1)) && (var_1_3 ? (var_1_2 ? (var_1_18 == ((unsigned char) (! var_1_19))) : 1) : 1)) && ((var_1_8 >= var_1_7) ? ((var_1_15 >= var_1_26) ? (var_1_20 == ((unsigned char) (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))))) : (var_1_20 == ((unsigned char) var_1_24))) : (var_1_20 == ((unsigned char) var_1_22)))) && (var_1_26 == ((float) var_1_16))) && (var_1_27 == ((unsigned long int) 10u)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=126, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=5, var_1_27=10, var_1_28=126, var_1_2=0, var_1_32=5, var_1_36=12, var_1_38=0, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=1, var_1_48=1, var_1_49=513/2, var_1_50=6, var_1_51=5, var_1_52=6, var_1_7=6, var_1_8=6, var_1_9=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=8, var_1_11=513/2, var_1_12=-2, var_1_13=2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=6, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=126, var_1_21=251, var_1_22=126, var_1_23=16, var_1_24=126, var_1_25=125, var_1_26=5, var_1_27=10, var_1_28=126, var_1_2=0, var_1_32=5, var_1_36=12, var_1_38=0, var_1_3=0, var_1_40=7, var_1_42=128, var_1_45=1, var_1_48=1, var_1_49=513/2, var_1_50=6, var_1_51=5, var_1_52=6, var_1_7=6, var_1_8=6, var_1_9=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 28, 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=55occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 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 00:13:48,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 14be6188d81c22b32846feb216f1244e19b86a6919f4cfe567ec9c53694c5d1b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:13:51,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:13:51,805 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:13:51,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:13:51,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:13:51,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:13:51,863 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:13:51,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:13:51,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:13:51,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:13:51,870 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:13:51,871 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:13:51,871 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:13:51,873 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:13:51,874 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:13:51,874 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:13:51,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:13:51,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:13:51,877 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:13:51,878 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:13:51,878 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:13:51,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:13:51,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:13:51,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:13:51,881 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:13:51,882 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:13:51,882 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:13:51,883 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:13:51,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:13:51,884 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:13:51,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:13:51,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:13:51,886 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:13:51,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:13:51,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:13:51,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:13:51,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:13:51,888 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:13:51,888 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:13:51,889 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:13:51,889 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:13:51,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:13:51,890 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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14be6188d81c22b32846feb216f1244e19b86a6919f4cfe567ec9c53694c5d1b [2023-11-12 00:13:52,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:13:52,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:13:52,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:13:52,380 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:13:52,380 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:13:52,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i [2023-11-12 00:13:55,522 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:13:55,892 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:13:55,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i [2023-11-12 00:13:55,904 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data/c8a45c838/4eca4f8964214296bde6261779af3e1c/FLAGc1dba36fa [2023-11-12 00:13:55,924 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/data/c8a45c838/4eca4f8964214296bde6261779af3e1c [2023-11-12 00:13:55,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:13:55,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:13:55,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:13:55,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:13:55,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:13:55,939 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:55" (1/1) ... [2023-11-12 00:13:55,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26642260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:55, skipping insertion in model container [2023-11-12 00:13:55,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:55" (1/1) ... [2023-11-12 00:13:55,980 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:13:56,165 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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i[919,932] [2023-11-12 00:13:56,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:13:56,346 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:13:56,368 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_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i[919,932] [2023-11-12 00:13:56,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:13:56,460 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:13:56,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56 WrapperNode [2023-11-12 00:13:56,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:13:56,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:13:56,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:13:56,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:13:56,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,558 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-12 00:13:56,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:13:56,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:13:56,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:13:56,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:13:56,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:13:56,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:13:56,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:13:56,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:13:56,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (1/1) ... [2023-11-12 00:13:56,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:13:56,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:13:56,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:13:56,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:13:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:13:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:13:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:13:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:13:56,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:13:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:13:56,922 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:13:56,925 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:14:04,586 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:14:04,599 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:14:04,600 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:14:04,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:04 BoogieIcfgContainer [2023-11-12 00:14:04,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:14:04,605 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:14:04,605 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:14:04,608 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:14:04,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:13:55" (1/3) ... [2023-11-12 00:14:04,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3fce91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:14:04, skipping insertion in model container [2023-11-12 00:14:04,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:56" (2/3) ... [2023-11-12 00:14:04,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3fce91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:14:04, skipping insertion in model container [2023-11-12 00:14:04,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:04" (3/3) ... [2023-11-12 00:14:04,611 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-79.i [2023-11-12 00:14:04,629 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:14:04,629 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:14:04,681 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:14:04,688 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;@25755802, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:14:04,689 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:14:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:14:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 00:14:04,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:04,712 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:14:04,713 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:04,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:04,719 INFO L85 PathProgramCache]: Analyzing trace with hash -200139749, now seen corresponding path program 1 times [2023-11-12 00:14:04,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:14:04,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1682476427] [2023-11-12 00:14:04,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:04,732 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 00:14:04,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:14:04,733 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:04,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:05,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:14:05,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:14:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-12 00:14:05,639 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:14:05,640 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:14:05,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1682476427] [2023-11-12 00:14:05,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1682476427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:14:05,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:14:05,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:14:05,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114894638] [2023-11-12 00:14:05,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:14:05,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:14:05,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:14:05,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:14:05,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:14:05,682 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:14:05,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:05,737 INFO L93 Difference]: Finished difference Result 163 states and 286 transitions. [2023-11-12 00:14:05,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:14:05,739 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2023-11-12 00:14:05,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:05,748 INFO L225 Difference]: With dead ends: 163 [2023-11-12 00:14:05,748 INFO L226 Difference]: Without dead ends: 81 [2023-11-12 00:14:05,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 00:14:05,757 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:05,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:14:05,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-12 00:14:05,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-12 00:14:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:14:05,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-12 00:14:05,817 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 181 [2023-11-12 00:14:05,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:05,818 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-12 00:14:05,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:14:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-12 00:14:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 00:14:05,826 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:05,826 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:14:05,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:06,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:06,041 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:06,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:06,042 INFO L85 PathProgramCache]: Analyzing trace with hash -749666645, now seen corresponding path program 1 times [2023-11-12 00:14:06,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:14:06,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511709279] [2023-11-12 00:14:06,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:06,043 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 00:14:06,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:14:06,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:06,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:06,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:14:06,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:14:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:14:07,953 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:14:07,953 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:14:07,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511709279] [2023-11-12 00:14:07,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511709279] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:14:07,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:14:07,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:14:07,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316940294] [2023-11-12 00:14:07,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:14:07,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:14:07,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:14:07,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:14:07,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:14:07,968 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:14:11,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:13,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:15,016 WARN L539 Checker$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 00:14:17,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:19,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:19,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:19,189 INFO L93 Difference]: Finished difference Result 260 states and 401 transitions. [2023-11-12 00:14:19,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:14:19,218 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-11-12 00:14:19,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:19,223 INFO L225 Difference]: With dead ends: 260 [2023-11-12 00:14:19,223 INFO L226 Difference]: Without dead ends: 182 [2023-11-12 00:14:19,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:14:19,226 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 197 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 59 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:19,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 378 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 73 Invalid, 5 Unknown, 0 Unchecked, 11.1s Time] [2023-11-12 00:14:19,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-12 00:14:19,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 157. [2023-11-12 00:14:19,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 98 states have (on average 1.316326530612245) internal successors, (129), 98 states have internal predecessors, (129), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 00:14:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 241 transitions. [2023-11-12 00:14:19,274 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 241 transitions. Word has length 181 [2023-11-12 00:14:19,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:19,276 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 241 transitions. [2023-11-12 00:14:19,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:14:19,276 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 241 transitions. [2023-11-12 00:14:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:14:19,281 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:19,281 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:14:19,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:19,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:19,507 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:19,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:19,508 INFO L85 PathProgramCache]: Analyzing trace with hash -329509528, now seen corresponding path program 1 times [2023-11-12 00:14:19,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:14:19,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1021433478] [2023-11-12 00:14:19,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:19,509 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 00:14:19,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:14:19,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:19,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:14:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:20,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:14:20,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:14:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:14:21,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:14:21,312 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:14:21,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1021433478] [2023-11-12 00:14:21,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1021433478] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:14:21,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:14:21,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:14:21,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740223813] [2023-11-12 00:14:21,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:14:21,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:14:21,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:14:21,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:14:21,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:14:21,318 INFO L87 Difference]: Start difference. First operand 157 states and 241 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:14:24,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:26,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:28,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:31,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:33,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:35,123 WARN L539 Checker$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 00:14:35,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:35,125 INFO L93 Difference]: Finished difference Result 411 states and 632 transitions. [2023-11-12 00:14:35,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:14:35,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 00:14:35,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:35,172 INFO L225 Difference]: With dead ends: 411 [2023-11-12 00:14:35,172 INFO L226 Difference]: Without dead ends: 257 [2023-11-12 00:14:35,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:14:35,176 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 74 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 57 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:35,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 408 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 79 Invalid, 6 Unknown, 0 Unchecked, 13.7s Time] [2023-11-12 00:14:35,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2023-11-12 00:14:35,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 211. [2023-11-12 00:14:35,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 123 states have (on average 1.2520325203252032) internal successors, (154), 123 states have internal predecessors, (154), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-12 00:14:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 322 transitions. [2023-11-12 00:14:35,238 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 322 transitions. Word has length 183 [2023-11-12 00:14:35,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:35,240 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 322 transitions. [2023-11-12 00:14:35,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:14:35,240 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 322 transitions. [2023-11-12 00:14:35,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 00:14:35,245 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:35,245 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:14:35,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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)] Ended with exit code 0 [2023-11-12 00:14:35,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:35,471 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:35,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:35,472 INFO L85 PathProgramCache]: Analyzing trace with hash -2018453270, now seen corresponding path program 1 times [2023-11-12 00:14:35,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:14:35,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1889454008] [2023-11-12 00:14:35,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:35,473 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 00:14:35,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:14:35,474 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:35,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:36,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:14:36,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:14:36,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:14:36,369 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:14:36,369 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:14:36,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1889454008] [2023-11-12 00:14:36,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1889454008] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:14:36,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:14:36,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:14:36,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887394900] [2023-11-12 00:14:36,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:14:36,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:14:36,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:14:36,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:14:36,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:14:36,380 INFO L87 Difference]: Start difference. First operand 211 states and 322 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:14:38,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:14:38,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:38,987 INFO L93 Difference]: Finished difference Result 373 states and 566 transitions. [2023-11-12 00:14:38,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:14:38,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-12 00:14:38,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:38,992 INFO L225 Difference]: With dead ends: 373 [2023-11-12 00:14:38,992 INFO L226 Difference]: Without dead ends: 219 [2023-11-12 00:14:38,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:14:38,994 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 48 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:38,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 207 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-11-12 00:14:38,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-11-12 00:14:39,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2023-11-12 00:14:39,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 129 states have (on average 1.2248062015503876) internal successors, (158), 129 states have internal predecessors, (158), 84 states have call successors, (84), 5 states have call predecessors, (84), 5 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-12 00:14:39,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 326 transitions. [2023-11-12 00:14:39,042 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 326 transitions. Word has length 183 [2023-11-12 00:14:39,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:39,043 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 326 transitions. [2023-11-12 00:14:39,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:14:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 326 transitions. [2023-11-12 00:14:39,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 00:14:39,048 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:39,048 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:14:39,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:14:39,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:39,264 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:39,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:39,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1607134857, now seen corresponding path program 1 times [2023-11-12 00:14:39,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:14:39,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680269516] [2023-11-12 00:14:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:39,266 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 00:14:39,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:14:39,267 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/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 00:14:39,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9819cbd-ebb2-467b-a8e7-75f6f0a9c6ae/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-12 00:14:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:14:40,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-12 00:14:40,130 INFO L285 TraceCheckSpWp]: Computing forward predicates...