./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ebe53e2d17a2fa87bba35599cac4d45c29a83d2dafeb005aff61ed635ff5cb4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:58:22,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:58:22,801 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:58:22,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:58:22,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:58:22,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:58:22,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:58:22,874 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:58:22,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:58:22,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:58:22,881 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:58:22,882 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:58:22,882 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:58:22,885 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:58:22,885 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:58:22,886 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:58:22,886 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:58:22,887 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:58:22,887 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:58:22,888 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:58:22,888 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:58:22,889 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:58:22,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:58:22,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:58:22,893 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:58:22,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:58:22,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:58:22,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:58:22,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:58:22,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:58:22,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:58:22,897 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:58:22,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:58:22,898 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:58:22,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:58:22,899 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:58:22,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:22,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:58:22,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:58:22,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:58:22,900 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:58:22,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:58:22,901 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:58:22,901 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:58:22,902 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:58:22,902 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_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ebe53e2d17a2fa87bba35599cac4d45c29a83d2dafeb005aff61ed635ff5cb4 [2023-11-12 00:58:23,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:58:23,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:58:23,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:58:23,314 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:58:23,314 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:58:23,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i [2023-11-12 00:58:26,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:58:26,971 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:58:26,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i [2023-11-12 00:58:26,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data/0bf40f588/e1ea0bc7f44448f78a0a6be316535fdc/FLAG8d5cc54bf [2023-11-12 00:58:27,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data/0bf40f588/e1ea0bc7f44448f78a0a6be316535fdc [2023-11-12 00:58:27,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:58:27,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:58:27,022 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:27,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:58:27,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:58:27,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd67db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27, skipping insertion in model container [2023-11-12 00:58:27,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,082 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:58:27,218 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_43ae7423-d87b-471f-806a-1bed641799b2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i[919,932] [2023-11-12 00:58:27,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:27,315 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:58:27,327 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_43ae7423-d87b-471f-806a-1bed641799b2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i[919,932] [2023-11-12 00:58:27,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:27,397 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:58:27,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27 WrapperNode [2023-11-12 00:58:27,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:27,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:27,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:58:27,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:58:27,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,504 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2023-11-12 00:58:27,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:27,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:58:27,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:58:27,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:58:27,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:58:27,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:58:27,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:58:27,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:58:27,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (1/1) ... [2023-11-12 00:58:27,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:27,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:27,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:58:27,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:58:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:58:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:58:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:58:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:58:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:58:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:58:27,851 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:58:27,854 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:58:28,511 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:58:29,192 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:58:29,192 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:58:29,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:29 BoogieIcfgContainer [2023-11-12 00:58:29,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:58:29,199 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:58:29,200 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:58:29,203 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:58:29,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:58:27" (1/3) ... [2023-11-12 00:58:29,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de83aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:29, skipping insertion in model container [2023-11-12 00:58:29,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:27" (2/3) ... [2023-11-12 00:58:29,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de83aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:29, skipping insertion in model container [2023-11-12 00:58:29,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:29" (3/3) ... [2023-11-12 00:58:29,210 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i [2023-11-12 00:58:29,235 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:58:29,235 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:58:29,310 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:58:29,320 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;@23fb7758, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:58:29,320 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:58:29,326 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:58:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-12 00:58:29,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:29,343 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:29,344 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:29,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:29,355 INFO L85 PathProgramCache]: Analyzing trace with hash -996201055, now seen corresponding path program 1 times [2023-11-12 00:58:29,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:58:29,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90485757] [2023-11-12 00:58:29,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:29,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:58:29,629 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:58:29,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [313515000] [2023-11-12 00:58:29,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:29,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:58:29,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:29,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:58:29,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:58:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:58:30,490 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:58:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:58:30,788 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:58:30,791 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:58:30,792 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:58:30,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:58:31,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:58:31,007 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:58:31,011 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:58:31,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:58:31 BoogieIcfgContainer [2023-11-12 00:58:31,183 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:58:31,184 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:58:31,184 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:58:31,184 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:58:31,185 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:29" (3/4) ... [2023-11-12 00:58:31,189 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:58:31,191 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:58:31,193 INFO L158 Benchmark]: Toolchain (without parser) took 4173.71ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 87.1MB in the beginning and 116.6MB in the end (delta: -29.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-12 00:58:31,193 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 140.5MB. Free memory was 100.9MB in the beginning and 100.9MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:58:31,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.42ms. Allocated memory is still 140.5MB. Free memory was 86.8MB in the beginning and 71.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:58:31,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.88ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 71.8MB in the beginning and 152.1MB in the end (delta: -80.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-12 00:58:31,202 INFO L158 Benchmark]: Boogie Preprocessor took 57.56ms. Allocated memory is still 184.5MB. Free memory was 152.1MB in the beginning and 151.2MB in the end (delta: 861.0kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-12 00:58:31,203 INFO L158 Benchmark]: RCFGBuilder took 1632.35ms. Allocated memory is still 184.5MB. Free memory was 151.2MB in the beginning and 104.3MB in the end (delta: 47.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-12 00:58:31,204 INFO L158 Benchmark]: TraceAbstraction took 1983.68ms. Allocated memory is still 184.5MB. Free memory was 103.2MB in the beginning and 116.6MB in the end (delta: -13.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:58:31,204 INFO L158 Benchmark]: Witness Printer took 7.46ms. Allocated memory is still 184.5MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:58:31,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 140.5MB. Free memory was 100.9MB in the beginning and 100.9MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.42ms. Allocated memory is still 140.5MB. Free memory was 86.8MB in the beginning and 71.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.88ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 71.8MB in the beginning and 152.1MB in the end (delta: -80.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.56ms. Allocated memory is still 184.5MB. Free memory was 152.1MB in the beginning and 151.2MB in the end (delta: 861.0kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1632.35ms. Allocated memory is still 184.5MB. Free memory was 151.2MB in the beginning and 104.3MB in the end (delta: 47.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1983.68ms. Allocated memory is still 184.5MB. Free memory was 103.2MB in the beginning and 116.6MB in the end (delta: -13.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.46ms. Allocated memory is still 184.5MB. Free memory is still 116.6MB. 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 someBinaryArithmeticDOUBLEoperation at line 100, overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of bitwiseOr at line 57, overapproximation of someUnaryDOUBLEoperation at line 58, overapproximation of bitwiseAnd at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someUnaryFLOAToperation at line 95, overapproximation of someBinaryArithmeticFLOAToperation at line 121. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 63.6; [L23] float var_1_4 = 128.75; [L24] float var_1_5 = 25.125; [L25] float var_1_6 = 1000000.75; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] float var_1_15 = 25.75; [L32] double var_1_16 = 0.4; [L33] double var_1_17 = 0.0; [L34] double var_1_18 = 0.0; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 24.8; [L37] signed char var_1_21 = 1; [L38] double var_1_22 = 200.8; [L39] unsigned short int var_1_23 = 40076; [L40] unsigned short int var_1_24 = 8; [L41] unsigned long int var_1_25 = 2; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_28 = 64; [L44] float var_1_33 = 10.775; [L45] unsigned long int var_1_41 = 256; [L46] unsigned long int var_1_45 = 64; [L47] double var_1_46 = 31.1; [L48] signed char var_1_47 = 50; [L49] signed char var_1_48 = 16; [L50] double last_1_var_1_22 = 200.8; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L174] last_1_var_1_22 = var_1_22 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=4000003/4, var_1_7=1] [L137] var_1_6 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L141] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L144] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L147] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L150] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L151] var_1_17 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L153] var_1_18 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L155] var_1_19 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L157] var_1_20 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L159] var_1_23 = __VERIFIER_nondet_ushort() [L160] CALL assume_abort_if_not(var_1_23 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 >= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L161] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L162] var_1_24 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L165] var_1_28 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_28 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_28 >= -32768) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L168] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=5, var_1_6=5, var_1_7=1] [L169] var_1_48 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_48 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=126, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_48 >= -127) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=126, var_1_5=5, var_1_6=5, var_1_7=1] [L171] CALL assume_abort_if_not(var_1_48 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=126, var_1_5=5, var_1_6=5, var_1_7=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_48 <= 126) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=318/5, var_1_20=5, var_1_21=1, var_1_22=1004/5, var_1_23=32767, var_1_24=32767, var_1_25=2, var_1_26=0, var_1_28=1, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=126, var_1_5=5, var_1_6=5, var_1_7=1] [L185] RET updateVariables() [L186] CALL step() [L54] COND TRUE ! (var_1_4 < 16.8f) [L55] var_1_15 = var_1_6 [L57] EXPR var_1_25 ^ (var_1_28 + var_1_24) [L57] COND TRUE (var_1_25 ^ (var_1_28 + var_1_24)) <= (((((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) < 0 ) ? -((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) : ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))))) [L58] var_1_33 = (((((((((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4)))) < (var_1_18)) ? (((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4)))) : (var_1_18))) < 0 ) ? -((((((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4)))) < (var_1_18)) ? (((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4)))) : (var_1_18))) : ((((((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4)))) < (var_1_18)) ? (((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4)))) : (var_1_18))))) [L66] COND FALSE !(\read(var_1_14)) [L75] var_1_25 = var_1_23 [L76] EXPR var_1_25 & var_1_25 [L76] COND TRUE (var_1_25 & var_1_25) <= var_1_25 [L77] COND FALSE !(var_1_19 <= var_1_5) [L85] EXPR 4 | var_1_25 [L85] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L85] EXPR 4 | var_1_25 [L85] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) [L85] COND TRUE (((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25 [L86] var_1_7 = ((var_1_11 && var_1_12) && var_1_13) [L94] COND FALSE !(var_1_24 != var_1_25) [L97] var_1_46 = ((((4.6) > (((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4))))) ? (4.6) : (((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))))) [L99] COND FALSE !(var_1_25 > var_1_25) [L102] COND FALSE !(var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) [L105] var_1_16 = var_1_20 [L108] unsigned long int stepLocal_1 = var_1_25; [L109] COND TRUE var_1_18 < (last_1_var_1_22 * var_1_4) [L110] COND TRUE (var_1_23 - var_1_24) < stepLocal_1 [L111] var_1_22 = var_1_5 [L118] var_1_45 = var_1_23 [L119] unsigned char stepLocal_0 = -1 <= var_1_25; [L120] COND TRUE stepLocal_0 || var_1_7 [L121] var_1_1 = (var_1_4 + (var_1_5 + var_1_6)) [L123] COND TRUE (- (var_1_17 + var_1_1)) >= var_1_16 [L124] var_1_21 = ((((-50) < 0 ) ? -(-50) : (-50))) [L126] COND FALSE !((var_1_25 % var_1_28) >= var_1_25) [L129] var_1_26 = (var_1_7 && (var_1_11 && var_1_14)) [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR (((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13)))) [L177-L178] return ((((((((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13))))) && ((! (var_1_4 < 16.8f)) ? (var_1_15 == ((float) var_1_6)) : 1)) && ((var_1_25 > var_1_25) ? (var_1_16 == ((double) ((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_19) - var_1_20))) : ((var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) ? (var_1_16 == ((double) var_1_6)) : (var_1_16 == ((double) var_1_20))))) && (((- (var_1_17 + var_1_1)) >= var_1_16) ? (var_1_21 == ((signed char) ((((-50) < 0 ) ? -(-50) : (-50))))) : 1)) && ((var_1_18 < (last_1_var_1_22 * var_1_4)) ? (((var_1_23 - var_1_24) < var_1_25) ? (var_1_22 == ((double) var_1_5)) : (var_1_22 == ((double) var_1_17))) : (var_1_22 == ((double) var_1_20)))) && (var_1_25 == ((unsigned long int) var_1_23)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=5, var_1_16=5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=0, var_1_20=5, var_1_21=50, var_1_22=5, var_1_23=32767, var_1_24=32767, var_1_25=32767, var_1_26=0, var_1_28=1, var_1_33=6, var_1_41=256, var_1_45=32767, var_1_46=23/5, var_1_47=50, var_1_48=126, var_1_4=0, var_1_5=5, var_1_6=5, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=5, var_1_16=5, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=0, var_1_20=5, var_1_21=50, var_1_22=5, var_1_23=32767, var_1_24=32767, var_1_25=32767, var_1_26=0, var_1_28=1, var_1_33=6, var_1_41=256, var_1_45=32767, var_1_46=23/5, var_1_47=50, var_1_48=126, var_1_4=0, var_1_5=5, var_1_6=5, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 24, 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=48occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:58:31,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ebe53e2d17a2fa87bba35599cac4d45c29a83d2dafeb005aff61ed635ff5cb4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:58:33,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:58:33,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:58:34,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:58:34,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:58:34,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:58:34,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:58:34,070 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:58:34,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:58:34,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:58:34,077 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:58:34,077 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:58:34,078 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:58:34,080 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:58:34,080 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:58:34,080 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:58:34,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:58:34,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:58:34,083 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:58:34,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:58:34,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:58:34,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:58:34,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:58:34,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:58:34,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:58:34,086 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:58:34,087 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:58:34,087 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:58:34,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:58:34,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:58:34,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:58:34,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:58:34,090 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:58:34,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:34,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:58:34,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:58:34,091 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:58:34,091 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:58:34,092 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:58:34,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:58:34,093 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:58:34,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:58:34,093 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_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ebe53e2d17a2fa87bba35599cac4d45c29a83d2dafeb005aff61ed635ff5cb4 [2023-11-12 00:58:34,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:58:34,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:58:34,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:58:34,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:58:34,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:58:34,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i [2023-11-12 00:58:37,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:58:38,000 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:58:38,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i [2023-11-12 00:58:38,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data/df6078faa/7084f913796448cfb0ba17e93d37bdc4/FLAGf817664a2 [2023-11-12 00:58:38,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/data/df6078faa/7084f913796448cfb0ba17e93d37bdc4 [2023-11-12 00:58:38,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:58:38,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:58:38,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:38,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:58:38,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:58:38,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4ad02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38, skipping insertion in model container [2023-11-12 00:58:38,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,106 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:58:38,327 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_43ae7423-d87b-471f-806a-1bed641799b2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i[919,932] [2023-11-12 00:58:38,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:38,476 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:58:38,494 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_43ae7423-d87b-471f-806a-1bed641799b2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i[919,932] [2023-11-12 00:58:38,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:38,597 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:58:38,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38 WrapperNode [2023-11-12 00:58:38,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:38,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:38,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:58:38,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:58:38,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,701 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-12 00:58:38,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:38,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:58:38,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:58:38,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:58:38,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:58:38,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:58:38,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:58:38,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:58:38,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (1/1) ... [2023-11-12 00:58:38,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:38,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:38,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:58:38,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:58:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:58:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:58:38,905 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:58:38,906 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:58:38,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:58:38,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:58:39,006 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:58:39,009 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:58:57,397 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:58:57,404 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:58:57,405 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:58:57,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:57 BoogieIcfgContainer [2023-11-12 00:58:57,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:58:57,410 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:58:57,410 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:58:57,413 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:58:57,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:58:38" (1/3) ... [2023-11-12 00:58:57,414 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486404bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:57, skipping insertion in model container [2023-11-12 00:58:57,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:38" (2/3) ... [2023-11-12 00:58:57,415 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486404bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:57, skipping insertion in model container [2023-11-12 00:58:57,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:57" (3/3) ... [2023-11-12 00:58:57,417 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-75.i [2023-11-12 00:58:57,433 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:58:57,433 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:58:57,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:58:57,492 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;@400f92b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:58:57,492 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:58:57,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:58:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-12 00:58:57,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:57,515 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:57,516 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:57,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:57,522 INFO L85 PathProgramCache]: Analyzing trace with hash 772789377, now seen corresponding path program 1 times [2023-11-12 00:58:57,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:57,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939284342] [2023-11-12 00:58:57,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:57,538 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:58:57,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:57,544 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:58:57,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:58:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:58,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:58:58,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:58:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-12 00:58:58,590 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:58:58,591 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:58:58,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1939284342] [2023-11-12 00:58:58,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1939284342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:58:58,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:58:58,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:58:58,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164374643] [2023-11-12 00:58:58,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:58:58,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:58:58,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:58:58,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:58:58,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:58:58,633 INFO L87 Difference]: Start difference. First operand has 81 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 00:58:58,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:58:58,668 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2023-11-12 00:58:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:58:58,670 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 158 [2023-11-12 00:58:58,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:58:58,679 INFO L225 Difference]: With dead ends: 155 [2023-11-12 00:58:58,679 INFO L226 Difference]: Without dead ends: 77 [2023-11-12 00:58:58,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:58:58,687 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:58:58,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:58:58,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-12 00:58:58,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-12 00:58:58,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 51 states have (on average 1.3725490196078431) internal successors, (70), 51 states have internal predecessors, (70), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:58:58,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2023-11-12 00:58:58,740 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 158 [2023-11-12 00:58:58,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:58:58,741 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2023-11-12 00:58:58,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-12 00:58:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2023-11-12 00:58:58,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-12 00:58:58,746 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:58,747 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:58,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:58:58,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:58:58,970 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:58,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:58,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1064709280, now seen corresponding path program 1 times [2023-11-12 00:58:58,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:58,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [840085719] [2023-11-12 00:58:58,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:58,973 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:58:58,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:58,974 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:58:58,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ae7423-d87b-471f-806a-1bed641799b2/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:59:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:00,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-12 00:59:00,213 INFO L285 TraceCheckSpWp]: Computing forward predicates...