./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire --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 9b2feaa94505f14ce73f2aa6a95f16e04b60eb349823b512946f8ec956474e0f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:14,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:14,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:27:14,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:14,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:14,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:14,517 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:14,517 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:14,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:14,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:14,524 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:14,526 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:14,526 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:14,528 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:27:14,528 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:14,529 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:14,529 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:27:14,530 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:27:14,530 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:14,530 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:27:14,531 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:27:14,531 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:27:14,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:14,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:14,533 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:14,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:27:14,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:14,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:14,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:14,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:14,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:14,537 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:14,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:14,548 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:14,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:14,548 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:14,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:14,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:14,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:14,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:14,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:14,550 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:27:14,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:27:14,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:14,551 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:14,551 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:14,552 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:14,552 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b2feaa94505f14ce73f2aa6a95f16e04b60eb349823b512946f8ec956474e0f [2023-11-23 21:27:14,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:14,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:14,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:14,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:14,894 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:14,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i [2023-11-23 21:27:17,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:27:18,216 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:27:18,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i [2023-11-23 21:27:18,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data/9b2b5dcf9/62fb9247bf0a4acbbb21be0f19acd12b/FLAG2b63440e6 [2023-11-23 21:27:18,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data/9b2b5dcf9/62fb9247bf0a4acbbb21be0f19acd12b [2023-11-23 21:27:18,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:27:18,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:27:18,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:18,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:27:18,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:27:18,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c5dfd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18, skipping insertion in model container [2023-11-23 21:27:18,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,328 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:27:18,491 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i[919,932] [2023-11-23 21:27:18,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:18,605 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:27:18,634 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i[919,932] [2023-11-23 21:27:18,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:18,738 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:27:18,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18 WrapperNode [2023-11-23 21:27:18,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:18,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:18,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:27:18,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:27:18,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,806 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-23 21:27:18,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:18,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:27:18,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:27:18,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:27:18,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,834 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:27:18,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:27:18,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:27:18,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:27:18,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (1/1) ... [2023-11-23 21:27:18,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:18,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:18,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:27:18,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:27:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:27:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:27:18,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:27:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:27:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:27:18,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:27:19,101 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:27:19,103 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:27:19,519 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:27:19,828 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:27:19,828 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:27:19,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:19 BoogieIcfgContainer [2023-11-23 21:27:19,831 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:27:19,834 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:27:19,834 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:27:19,838 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:27:19,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:27:18" (1/3) ... [2023-11-23 21:27:19,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae6589b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:19, skipping insertion in model container [2023-11-23 21:27:19,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:18" (2/3) ... [2023-11-23 21:27:19,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae6589b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:19, skipping insertion in model container [2023-11-23 21:27:19,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:19" (3/3) ... [2023-11-23 21:27:19,841 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i [2023-11-23 21:27:19,862 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:27:19,862 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:27:19,920 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:27:19,929 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;@2aa27726, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:27:19,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:27:19,935 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:27:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 21:27:19,946 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:19,947 INFO L195 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:19,947 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:19,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:19,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1681243277, now seen corresponding path program 1 times [2023-11-23 21:27:19,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:27:19,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793744114] [2023-11-23 21:27:19,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:19,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:27:20,236 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:27:20,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [637256113] [2023-11-23 21:27:20,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:20,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:27:20,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:20,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:27:20,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:27:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:27:20,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:27:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:27:20,796 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:27:20,799 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:27:20,800 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:27:20,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:27:21,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:27:21,027 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:27:21,032 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:27:21,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:27:21 BoogieIcfgContainer [2023-11-23 21:27:21,156 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:27:21,157 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:27:21,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:27:21,157 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:27:21,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:19" (3/4) ... [2023-11-23 21:27:21,160 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:27:21,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:27:21,162 INFO L158 Benchmark]: Toolchain (without parser) took 2903.73ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 113.4MB in the beginning and 105.7MB in the end (delta: 7.7MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-23 21:27:21,163 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:21,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.97ms. Allocated memory is still 146.8MB. Free memory was 112.9MB in the beginning and 98.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:27:21,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.87ms. Allocated memory is still 146.8MB. Free memory was 98.0MB in the beginning and 95.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:27:21,165 INFO L158 Benchmark]: Boogie Preprocessor took 43.37ms. Allocated memory is still 146.8MB. Free memory was 95.3MB in the beginning and 93.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:27:21,165 INFO L158 Benchmark]: RCFGBuilder took 979.23ms. Allocated memory is still 146.8MB. Free memory was 93.2MB in the beginning and 68.1MB in the end (delta: 25.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 21:27:21,166 INFO L158 Benchmark]: TraceAbstraction took 1322.78ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 67.2MB in the beginning and 105.7MB in the end (delta: -38.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:21,166 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 176.2MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:21,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.97ms. Allocated memory is still 146.8MB. Free memory was 112.9MB in the beginning and 98.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.87ms. Allocated memory is still 146.8MB. Free memory was 98.0MB in the beginning and 95.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.37ms. Allocated memory is still 146.8MB. Free memory was 95.3MB in the beginning and 93.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 979.23ms. Allocated memory is still 146.8MB. Free memory was 93.2MB in the beginning and 68.1MB in the end (delta: 25.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1322.78ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 67.2MB in the beginning and 105.7MB in the end (delta: -38.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 176.2MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseOr at line 110, overapproximation of someBinaryArithmeticDOUBLEoperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someUnaryFLOAToperation at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] double var_1_4 = 5.5; [L24] float var_1_5 = 49.2; [L25] double var_1_7 = 49.5; [L26] double var_1_8 = 999999999999.4; [L27] double var_1_9 = 255.3; [L28] unsigned char var_1_10 = 1; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_13 = 1; [L31] signed long int var_1_14 = -16; [L32] signed long int var_1_15 = 25; [L33] signed long int var_1_16 = -8; [L34] signed long int var_1_17 = 1000000000; [L35] signed long int var_1_18 = 256; [L36] signed long int var_1_19 = 25; [L37] signed long int var_1_20 = 4; [L38] unsigned char var_1_21 = 1; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 50; [L41] double var_1_24 = 1000000000.5; [L42] double var_1_25 = 2.95; [L43] unsigned char var_1_26 = 10; [L44] unsigned char var_1_27 = 10; [L45] float var_1_28 = 15.5; [L46] unsigned long int var_1_30 = 10; [L47] double var_1_36 = 63.2; [L48] signed long int var_1_37 = 16; [L49] float var_1_38 = 128.5; [L50] float var_1_39 = 0.19999999999999996; [L51] double var_1_40 = 255.8; [L52] unsigned long int var_1_41 = 10; [L53] double last_1_var_1_7 = 49.5; [L54] signed long int last_1_var_1_14 = -16; [L55] signed long int last_1_var_1_23 = 50; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L183] last_1_var_1_7 = var_1_7 [L184] last_1_var_1_14 = var_1_14 [L185] last_1_var_1_23 = var_1_23 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L140] var_1_5 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L142] var_1_8 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L144] var_1_9 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L146] var_1_11 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L148] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L151] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L152] var_1_15 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_15 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 >= -1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L154] CALL assume_abort_if_not(var_1_15 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L155] var_1_17 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L157] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L158] var_1_18 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L160] CALL assume_abort_if_not(var_1_18 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 <= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L161] var_1_19 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L163] CALL assume_abort_if_not(var_1_19 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L164] var_1_20 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L166] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L167] var_1_22 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L169] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_25=59/20, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L170] var_1_25 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L172] var_1_27 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L174] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_30=10, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L177] CALL assume_abort_if_not(var_1_30 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L178] CALL assume_abort_if_not(var_1_30 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_30=127, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_30 != 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_30=127, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_39=4999999999999999/25000000000000000, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L179] var_1_39 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_30=127, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=54/5, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=127, var_1_28=31/2, var_1_30=127, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L196] RET updateVariables() [L197] CALL step() [L59] var_1_23 = last_1_var_1_14 [L60] var_1_36 = 63.5 [L61] var_1_7 = (var_1_4 - (var_1_8 + var_1_9)) [L62] COND TRUE \read(var_1_10) [L63] var_1_40 = ((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) [L67] COND FALSE !(var_1_1 != ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) [L76] COND TRUE var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9)))) [L77] var_1_16 = ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))) [L83] signed long int stepLocal_0 = var_1_23; [L84] COND FALSE !(stepLocal_0 == var_1_16) [L87] COND TRUE (var_1_4 - var_1_5) > var_1_7 [L88] var_1_1 = var_1_4 [L93] var_1_24 = var_1_25 [L94] signed long int stepLocal_1 = (50 / -10) + var_1_23; [L95] COND FALSE !(stepLocal_1 >= var_1_16) [L102] var_1_21 = var_1_11 [L104] COND TRUE (var_1_7 * var_1_1) != var_1_25 [L105] var_1_38 = (var_1_39 - ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) [L107] var_1_10 = (var_1_11 && (var_1_21 || var_1_13)) [L108] COND TRUE \read(var_1_10) [L109] COND FALSE !(((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) <= var_1_1) [L116] var_1_28 = var_1_25 [L119] COND FALSE !(var_1_27 != var_1_30) [L122] var_1_37 = (((((((var_1_23) > (var_1_27)) ? (var_1_23) : (var_1_27))) < 0 ) ? -((((var_1_23) > (var_1_27)) ? (var_1_23) : (var_1_27))) : ((((var_1_23) > (var_1_27)) ? (var_1_23) : (var_1_27))))) [L124] COND FALSE !(var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) [L131] var_1_14 = var_1_16 [L133] COND TRUE var_1_25 <= var_1_1 [L134] var_1_26 = ((((var_1_27) < (((((128) < 0 ) ? -(128) : (128))))) ? (var_1_27) : (((((128) < 0 ) ? -(128) : (128)))))) [L197] RET step() [L198] CALL, EXPR property() [L188-L189] return (((((((var_1_23 == var_1_16) ? (var_1_1 == ((double) (var_1_4 - 4.531))) : (((var_1_4 - var_1_5) > var_1_7) ? (var_1_1 == ((double) var_1_4)) : (var_1_1 == ((double) var_1_4)))) && (var_1_7 == ((double) (var_1_4 - (var_1_8 + var_1_9))))) && (var_1_10 == ((unsigned char) (var_1_11 && (var_1_21 || var_1_13))))) && ((var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) ? (var_1_10 ? (var_1_14 == ((signed long int) (var_1_15 + (8 + var_1_16)))) : (var_1_14 == ((signed long int) -256))) : (var_1_14 == ((signed long int) var_1_16)))) && ((var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9))))) ? (var_1_16 == ((signed long int) ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))))) : ((var_1_4 <= last_1_var_1_7) ? (var_1_16 == ((signed long int) var_1_17)) : 1))) && ((((50 / -10) + var_1_23) >= var_1_16) ? (var_1_13 ? (var_1_21 == ((unsigned char) (var_1_11 && var_1_22))) : (var_1_21 == ((unsigned char) var_1_11))) : (var_1_21 == ((unsigned char) var_1_11)))) && (var_1_23 == ((signed long int) last_1_var_1_14)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-17, var_1_15=-1073741823, var_1_16=-17, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=3, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2, var_1_25=2, var_1_26=127, var_1_27=127, var_1_28=2, var_1_30=127, var_1_36=127/2, var_1_37=127, var_1_38=257/2, var_1_39=0, var_1_40=4, var_1_41=10, var_1_4=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-17, var_1_15=-1073741823, var_1_16=-17, var_1_17=536870911, var_1_18=536870908, var_1_19=0, var_1_1=3, var_1_20=120, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2, var_1_25=2, var_1_26=127, var_1_27=127, var_1_28=2, var_1_30=127, var_1_36=127/2, var_1_37=127, var_1_38=257/2, var_1_39=0, var_1_40=4, var_1_41=10, var_1_4=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 27, 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=52occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 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 [2023-11-23 21:27:21,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire --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 9b2feaa94505f14ce73f2aa6a95f16e04b60eb349823b512946f8ec956474e0f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:23,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:24,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:27:24,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:24,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:24,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:24,193 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:24,194 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:24,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:24,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:24,196 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:24,197 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:24,197 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:24,201 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:24,203 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:24,203 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:24,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:24,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:24,205 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:24,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:24,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:24,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:24,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:24,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:24,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:27:24,210 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:27:24,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:27:24,210 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:24,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:24,211 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:24,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:24,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:27:24,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:24,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:24,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:24,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:24,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:24,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:24,215 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:27:24,216 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:27:24,217 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:24,217 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:24,217 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:24,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:24,218 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b2feaa94505f14ce73f2aa6a95f16e04b60eb349823b512946f8ec956474e0f [2023-11-23 21:27:24,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:24,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:24,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:24,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:24,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:24,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i [2023-11-23 21:27:27,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:27:28,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:27:28,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i [2023-11-23 21:27:28,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data/fa7e32fc6/f727006e064d47889c3b5988aa714122/FLAGd441e7988 [2023-11-23 21:27:28,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/data/fa7e32fc6/f727006e064d47889c3b5988aa714122 [2023-11-23 21:27:28,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:27:28,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:27:28,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:28,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:27:28,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:27:28,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656d6900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28, skipping insertion in model container [2023-11-23 21:27:28,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:27:28,370 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i[919,932] [2023-11-23 21:27:28,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:28,479 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:27:28,491 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_d47b315a-62f8-4f75-bda8-f3f349ef1d58/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i[919,932] [2023-11-23 21:27:28,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:28,584 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:27:28,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28 WrapperNode [2023-11-23 21:27:28,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:28,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:28,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:27:28,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:27:28,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,651 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-11-23 21:27:28,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:28,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:27:28,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:27:28,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:27:28,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:27:28,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:27:28,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:27:28,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:27:28,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (1/1) ... [2023-11-23 21:27:28,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:28,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:28,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:27:28,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:27:28,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:27:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:27:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:27:28,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:27:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:27:28,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:27:28,910 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:27:28,912 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:27:46,902 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:27:46,947 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:27:46,947 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:27:46,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:46 BoogieIcfgContainer [2023-11-23 21:27:46,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:27:46,950 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:27:46,951 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:27:46,954 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:27:46,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:27:28" (1/3) ... [2023-11-23 21:27:46,955 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b855c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:46, skipping insertion in model container [2023-11-23 21:27:46,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:28" (2/3) ... [2023-11-23 21:27:46,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b855c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:46, skipping insertion in model container [2023-11-23 21:27:46,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:46" (3/3) ... [2023-11-23 21:27:46,958 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-82.i [2023-11-23 21:27:46,979 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:27:46,979 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:27:47,034 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:27:47,042 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;@4d0c7f76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:27:47,043 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:27:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 48 states have (on average 1.5) internal successors, (72), 49 states have internal predecessors, (72), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:27:47,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:27:47,074 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:47,075 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:47,075 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:47,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:47,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1282397456, now seen corresponding path program 1 times [2023-11-23 21:27:47,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:27:47,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [479554432] [2023-11-23 21:27:47,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:47,108 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 [2023-11-23 21:27:47,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:27:47,115 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:27:47,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:27:48,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:27:48,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:27:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2023-11-23 21:27:48,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:27:48,653 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:27:48,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [479554432] [2023-11-23 21:27:48,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [479554432] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:27:48,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:27:48,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:27:48,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483808944] [2023-11-23 21:27:48,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:27:48,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:27:48,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:27:48,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:27:48,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:27:48,715 INFO L87 Difference]: Start difference. First operand has 78 states, 48 states have (on average 1.5) internal successors, (72), 49 states have internal predecessors, (72), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-23 21:27:50,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:27:50,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:27:50,953 INFO L93 Difference]: Finished difference Result 153 states and 277 transitions. [2023-11-23 21:27:51,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:27:51,003 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 169 [2023-11-23 21:27:51,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:27:51,010 INFO L225 Difference]: With dead ends: 153 [2023-11-23 21:27:51,010 INFO L226 Difference]: Without dead ends: 76 [2023-11-23 21:27:51,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:27:51,017 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:27:51,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:27:51,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-23 21:27:51,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-23 21:27:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 47 states have (on average 1.425531914893617) internal successors, (67), 47 states have internal predecessors, (67), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:27:51,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 121 transitions. [2023-11-23 21:27:51,072 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 121 transitions. Word has length 169 [2023-11-23 21:27:51,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:27:51,073 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 121 transitions. [2023-11-23 21:27:51,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-23 21:27:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2023-11-23 21:27:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:27:51,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:51,079 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:51,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:51,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:51,295 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:51,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:51,296 INFO L85 PathProgramCache]: Analyzing trace with hash 91699222, now seen corresponding path program 1 times [2023-11-23 21:27:51,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:27:51,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [257024678] [2023-11-23 21:27:51,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:51,298 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 [2023-11-23 21:27:51,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:27:51,324 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:27:51,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:27:52,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:27:52,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:27:54,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-23 21:27:54,572 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:27:54,573 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:27:54,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [257024678] [2023-11-23 21:27:54,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [257024678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:27:54,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:27:54,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:27:54,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096102173] [2023-11-23 21:27:54,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:27:54,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:27:54,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:27:54,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:27:54,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:27:54,583 INFO L87 Difference]: Start difference. First operand 76 states and 121 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:27:56,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:27:58,918 WARN L539 Checker$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 [] [2023-11-23 21:27:59,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:27:59,169 INFO L93 Difference]: Finished difference Result 213 states and 340 transitions. [2023-11-23 21:27:59,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:27:59,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 169 [2023-11-23 21:27:59,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:27:59,177 INFO L225 Difference]: With dead ends: 213 [2023-11-23 21:27:59,177 INFO L226 Difference]: Without dead ends: 138 [2023-11-23 21:27:59,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:27:59,184 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 22 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:27:59,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 225 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2023-11-23 21:27:59,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-23 21:27:59,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 128. [2023-11-23 21:27:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 71 states have internal predecessors, (93), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-23 21:27:59,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 201 transitions. [2023-11-23 21:27:59,256 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 201 transitions. Word has length 169 [2023-11-23 21:27:59,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:27:59,258 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 201 transitions. [2023-11-23 21:27:59,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:27:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 201 transitions. [2023-11-23 21:27:59,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 21:27:59,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:59,268 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:59,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:59,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:59,493 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:59,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:59,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1112767576, now seen corresponding path program 1 times [2023-11-23 21:27:59,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:27:59,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586565405] [2023-11-23 21:27:59,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:59,495 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 [2023-11-23 21:27:59,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:27:59,499 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:27:59,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:00,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:28:00,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 492 proven. 123 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2023-11-23 21:28:05,113 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:07,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 27 proven. 126 refuted. 0 times theorem prover too weak. 1251 trivial. 0 not checked. [2023-11-23 21:28:07,575 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:07,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586565405] [2023-11-23 21:28:07,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1586565405] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:07,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [939220298] [2023-11-23 21:28:07,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:07,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:07,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:28:07,580 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:28:07,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d47b315a-62f8-4f75-bda8-f3f349ef1d58/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:28:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:10,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 21:28:10,938 INFO L285 TraceCheckSpWp]: Computing forward predicates...