./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.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_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:11:21,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:11:21,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:11:21,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:11:21,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:11:21,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:11:21,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:11:21,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:11:21,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:11:21,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:11:21,382 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:11:21,383 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:11:21,384 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:11:21,386 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:11:21,386 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:11:21,387 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:11:21,387 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:11:21,388 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:11:21,388 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:11:21,389 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:11:21,389 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:11:21,390 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:11:21,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:11:21,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:11:21,392 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:11:21,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:11:21,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:11:21,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:11:21,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:11:21,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:11:21,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:11:21,397 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:11:21,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:11:21,397 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:11:21,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:11:21,398 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:11:21,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:21,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:11:21,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:11:21,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:11:21,400 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:11:21,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:11:21,401 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:11:21,401 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:11:21,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:11:21,402 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_b97c5bd9-08ec-417b-8c63-20ae026a254a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 [2023-11-12 00:11:21,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:11:21,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:11:21,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:11:21,749 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:11:21,750 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:11:21,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-12 00:11:24,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:11:25,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:11:25,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-12 00:11:25,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data/9b83a33eb/8c014c4d3c2943fba609d3e1aef263f3/FLAG1fa93a98e [2023-11-12 00:11:25,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data/9b83a33eb/8c014c4d3c2943fba609d3e1aef263f3 [2023-11-12 00:11:25,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:11:25,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:11:25,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:25,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:11:25,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:11:25,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce94761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25, skipping insertion in model container [2023-11-12 00:11:25,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,327 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:11:25,487 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_b97c5bd9-08ec-417b-8c63-20ae026a254a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-12 00:11:25,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:25,596 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:11:25,612 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_b97c5bd9-08ec-417b-8c63-20ae026a254a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-12 00:11:25,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:25,728 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:11:25,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25 WrapperNode [2023-11-12 00:11:25,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:25,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:25,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:11:25,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:11:25,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,809 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 227 [2023-11-12 00:11:25,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:25,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:11:25,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:11:25,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:11:25,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,842 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:11:25,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:11:25,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:11:25,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:11:25,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (1/1) ... [2023-11-12 00:11:25,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:25,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:25,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:11:25,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:11:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:11:25,948 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:11:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:11:25,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:11:26,096 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:11:26,099 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:11:26,766 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:11:27,426 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:11:27,427 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:11:27,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:27 BoogieIcfgContainer [2023-11-12 00:11:27,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:11:27,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:11:27,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:11:27,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:11:27,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:11:25" (1/3) ... [2023-11-12 00:11:27,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2031c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:27, skipping insertion in model container [2023-11-12 00:11:27,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:25" (2/3) ... [2023-11-12 00:11:27,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2031c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:27, skipping insertion in model container [2023-11-12 00:11:27,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:27" (3/3) ... [2023-11-12 00:11:27,444 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-12 00:11:27,465 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:11:27,465 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:11:27,535 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:11:27,543 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;@4fd15a1c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:11:27,544 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:11:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 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 00:11:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-12 00:11:27,563 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:11:27,564 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] [2023-11-12 00:11:27,565 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:11:27,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:11:27,575 INFO L85 PathProgramCache]: Analyzing trace with hash -978266886, now seen corresponding path program 1 times [2023-11-12 00:11:27,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:11:27,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446890870] [2023-11-12 00:11:27,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:27,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:11:27,824 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:11:27,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [800666437] [2023-11-12 00:11:27,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:27,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:11:27,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:27,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:11:27,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:11:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:11:28,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:11:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:11:28,542 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:11:28,551 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:11:28,552 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:11:28,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:11:28,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:11:28,767 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:11:28,770 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:11:28,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:11:28 BoogieIcfgContainer [2023-11-12 00:11:28,929 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:11:28,930 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:11:28,930 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:11:28,930 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:11:28,930 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:27" (3/4) ... [2023-11-12 00:11:28,933 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:11:28,937 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:11:28,938 INFO L158 Benchmark]: Toolchain (without parser) took 3665.85ms. Allocated memory is still 153.1MB. Free memory was 111.1MB in the beginning and 65.9MB in the end (delta: 45.2MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-11-12 00:11:28,939 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:11:28,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.23ms. Allocated memory is still 153.1MB. Free memory was 110.5MB in the beginning and 94.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:11:28,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.79ms. Allocated memory is still 153.1MB. Free memory was 94.3MB in the beginning and 90.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:11:28,948 INFO L158 Benchmark]: Boogie Preprocessor took 49.83ms. Allocated memory is still 153.1MB. Free memory was 90.2MB in the beginning and 87.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:11:28,950 INFO L158 Benchmark]: RCFGBuilder took 1569.72ms. Allocated memory is still 153.1MB. Free memory was 87.4MB in the beginning and 118.3MB in the end (delta: -30.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2023-11-12 00:11:28,951 INFO L158 Benchmark]: TraceAbstraction took 1494.89ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 65.9MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-12 00:11:28,951 INFO L158 Benchmark]: Witness Printer took 7.79ms. Allocated memory is still 153.1MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:11:28,959 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.23ms. Allocated memory is still 153.1MB. Free memory was 110.5MB in the beginning and 94.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.79ms. Allocated memory is still 153.1MB. Free memory was 94.3MB in the beginning and 90.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.83ms. Allocated memory is still 153.1MB. Free memory was 90.2MB in the beginning and 87.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1569.72ms. Allocated memory is still 153.1MB. Free memory was 87.4MB in the beginning and 118.3MB in the end (delta: -30.8MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1494.89ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 65.9MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 7.79ms. Allocated memory is still 153.1MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of shiftLeft at line 73, overapproximation of bitwiseOr at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 50; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_7 = 100; [L25] unsigned char var_1_8 = 100; [L26] unsigned char var_1_9 = 16; [L27] unsigned char var_1_10 = 2; [L28] unsigned long int var_1_11 = 50; [L29] unsigned char var_1_12 = 1; [L30] signed long int var_1_13 = -64; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] unsigned long int var_1_16 = 8; [L34] double var_1_17 = 4.6; [L35] double var_1_18 = 100.35; [L36] double var_1_19 = 0.2; [L37] double var_1_20 = 63.4; [L38] signed char var_1_21 = -32; [L39] signed char var_1_22 = -10; [L40] float var_1_23 = 2.75; [L41] double var_1_24 = 255.6; [L42] double var_1_25 = 499.8; [L43] double var_1_26 = 4.75; [L44] float var_1_27 = 8.7; [L45] float var_1_28 = 7.6; [L46] signed short int var_1_29 = 10; [L47] signed short int var_1_30 = -10; [L48] unsigned long int last_1_var_1_16 = 8; [L49] signed short int last_1_var_1_29 = 10; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L189] last_1_var_1_16 = var_1_16 [L190] last_1_var_1_29 = var_1_29 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L154] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=100, var_1_9=16] [L155] var_1_8 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_8 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L157] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=16] [L158] var_1_9 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L161] var_1_10 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L164] var_1_13 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L167] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L171] var_1_15 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L174] var_1_18 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && 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_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && 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_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L176] var_1_19 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && 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_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && 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_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L178] var_1_20 = __VERIFIER_nondet_double() [L179] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L180] var_1_22 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L182] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L183] var_1_26 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L185] var_1_28 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2, var_1_19=3, var_1_1=50, var_1_20=6, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=4, var_1_27=87/10, var_1_28=5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=96, var_1_8=95, var_1_9=1] [L201] RET updateVariables() [L202] CALL step() [L53] COND TRUE ((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13) [L54] var_1_12 = ((! var_1_14) || var_1_15) [L60] unsigned char stepLocal_5 = var_1_14; [L61] COND TRUE var_1_12 || stepLocal_5 [L62] var_1_21 = var_1_9 [L66] var_1_29 = var_1_21 [L67] signed long int stepLocal_2 = (((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))); [L68] COND FALSE !((var_1_9 - var_1_10) <= stepLocal_2) [L71] var_1_11 = ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10) [L73] EXPR var_1_7 << var_1_29 [L73] signed long int stepLocal_6 = var_1_7 << var_1_29; [L74] COND TRUE stepLocal_6 >= -1 [L75] var_1_23 = (var_1_20 + var_1_19) [L91] var_1_30 = var_1_7 [L92] signed long int stepLocal_3 = -256 + 1; [L93] COND TRUE var_1_30 > stepLocal_3 [L94] var_1_16 = ((((25u) < 0 ) ? -(25u) : (25u))) [L96] unsigned char stepLocal_4 = var_1_14; [L97] COND TRUE (var_1_16 <= var_1_11) || stepLocal_4 [L98] var_1_17 = ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))) [L100] COND TRUE var_1_21 < var_1_30 [L101] var_1_24 = var_1_18 [L113] unsigned char stepLocal_9 = var_1_14; [L114] signed long int stepLocal_8 = var_1_13; [L115] COND TRUE var_1_24 <= var_1_26 [L116] COND TRUE var_1_12 || stepLocal_9 [L117] COND TRUE stepLocal_8 < var_1_8 [L118] var_1_27 = ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))) [L128] unsigned long int stepLocal_1 = (((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)); [L129] unsigned char stepLocal_0 = var_1_12; [L130] COND FALSE !(var_1_12 && stepLocal_0) [L139] var_1_1 = var_1_7 [L141] signed char stepLocal_7 = var_1_22; [L142] COND FALSE !(stepLocal_7 >= var_1_1) [L145] var_1_25 = (var_1_26 - 100000.75) [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR (((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18))))) [L193] EXPR ((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75)))) [L193-L194] return ((((((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75))))) && ((var_1_22 >= var_1_1) ? (var_1_25 == ((double) 8.875)) : (var_1_25 == ((double) (var_1_26 - 100000.75))))) && ((var_1_24 <= var_1_26) ? ((var_1_12 || var_1_14) ? ((var_1_13 < var_1_8) ? (var_1_27 == ((float) ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))))) : (var_1_27 == ((float) 3.24f))) : (var_1_27 == ((float) var_1_19))) : (var_1_27 == ((float) var_1_28)))) && (var_1_29 == ((signed short int) var_1_21))) && (var_1_30 == ((signed short int) var_1_7)) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=194, var_1_12=0, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=96, var_1_20=6, var_1_21=1, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_26=4, var_1_27=6, var_1_28=5, var_1_29=1, var_1_2=1, var_1_30=96, var_1_7=96, var_1_8=95, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=97, var_1_11=194, var_1_12=0, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=96, var_1_20=6, var_1_21=1, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_26=4, var_1_27=6, var_1_28=5, var_1_29=1, var_1_2=1, var_1_30=96, var_1_7=96, var_1_8=95, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 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 00:11:28,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:11:31,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:11:31,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:11:31,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:11:31,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:11:31,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:11:31,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:11:31,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:11:31,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:11:31,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:11:31,822 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:11:31,822 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:11:31,823 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:11:31,823 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:11:31,824 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:11:31,825 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:11:31,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:11:31,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:11:31,832 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:11:31,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:11:31,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:11:31,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:11:31,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:11:31,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:11:31,837 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:11:31,838 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:11:31,838 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:11:31,838 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:11:31,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:11:31,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:11:31,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:11:31,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:11:31,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:11:31,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:31,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:11:31,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:11:31,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:11:31,842 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:11:31,842 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:11:31,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:11:31,843 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:11:31,844 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:11:31,844 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_b97c5bd9-08ec-417b-8c63-20ae026a254a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 [2023-11-12 00:11:32,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:11:32,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:11:32,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:11:32,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:11:32,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:11:32,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-12 00:11:35,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:11:35,810 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:11:35,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-12 00:11:35,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data/82d18d29c/2da80cff4baa458a865038829fe81cc7/FLAG3b0db4df0 [2023-11-12 00:11:35,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/data/82d18d29c/2da80cff4baa458a865038829fe81cc7 [2023-11-12 00:11:35,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:11:35,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:11:35,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:35,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:11:35,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:11:35,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:35" (1/1) ... [2023-11-12 00:11:35,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9bd51f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:35, skipping insertion in model container [2023-11-12 00:11:35,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:35" (1/1) ... [2023-11-12 00:11:35,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:11:36,056 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_b97c5bd9-08ec-417b-8c63-20ae026a254a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-12 00:11:36,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:36,152 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:11:36,166 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_b97c5bd9-08ec-417b-8c63-20ae026a254a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-11-12 00:11:36,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:36,285 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:11:36,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36 WrapperNode [2023-11-12 00:11:36,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:36,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:36,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:11:36,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:11:36,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,396 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-12 00:11:36,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:36,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:11:36,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:11:36,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:11:36,408 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:11:36,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:11:36,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:11:36,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:11:36,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (1/1) ... [2023-11-12 00:11:36,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:36,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:36,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:11:36,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:11:36,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:11:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:11:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:11:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:11:36,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:11:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:11:36,724 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:11:36,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:11:43,806 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:11:43,815 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:11:43,816 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:11:43,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:43 BoogieIcfgContainer [2023-11-12 00:11:43,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:11:43,827 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:11:43,827 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:11:43,831 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:11:43,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:11:35" (1/3) ... [2023-11-12 00:11:43,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243d5c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:43, skipping insertion in model container [2023-11-12 00:11:43,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:36" (2/3) ... [2023-11-12 00:11:43,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243d5c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:43, skipping insertion in model container [2023-11-12 00:11:43,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:43" (3/3) ... [2023-11-12 00:11:43,835 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-19.i [2023-11-12 00:11:43,871 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:11:43,871 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:11:43,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:11:43,957 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;@69b44cf9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:11:43,957 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:11:43,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 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 00:11:43,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-12 00:11:43,986 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:11:43,988 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, 1] [2023-11-12 00:11:43,991 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:11:43,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:11:44,000 INFO L85 PathProgramCache]: Analyzing trace with hash -91255664, now seen corresponding path program 1 times [2023-11-12 00:11:44,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:11:44,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1388489475] [2023-11-12 00:11:44,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:44,019 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 00:11:44,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:11:44,025 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 00:11:44,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 00:11:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:11:44,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:11:44,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:11:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-12 00:11:45,003 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:11:45,004 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:11:45,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1388489475] [2023-11-12 00:11:45,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1388489475] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:11:45,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:11:45,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:11:45,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100827759] [2023-11-12 00:11:45,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:11:45,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:11:45,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:11:45,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:11:45,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:11:45,063 INFO L87 Difference]: Start difference. First operand has 85 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 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 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 00:11:45,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:11:45,120 INFO L93 Difference]: Finished difference Result 163 states and 280 transitions. [2023-11-12 00:11:45,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:11:45,123 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (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 161 [2023-11-12 00:11:45,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:11:45,134 INFO L225 Difference]: With dead ends: 163 [2023-11-12 00:11:45,134 INFO L226 Difference]: Without dead ends: 81 [2023-11-12 00:11:45,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 00:11:45,153 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:11:45,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:11:45,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-12 00:11:45,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-12 00:11:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 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 00:11:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-12 00:11:45,205 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 161 [2023-11-12 00:11:45,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:11:45,205 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-12 00:11:45,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (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 00:11:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-12 00:11:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-12 00:11:45,210 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:11:45,211 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, 1] [2023-11-12 00:11:45,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 00:11:45,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 00:11:45,435 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:11:45,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:11:45,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1674642132, now seen corresponding path program 1 times [2023-11-12 00:11:45,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:11:45,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [73958630] [2023-11-12 00:11:45,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:45,437 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 00:11:45,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:11:45,440 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 00:11:45,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b97c5bd9-08ec-417b-8c63-20ae026a254a/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 00:11:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:11:46,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-12 00:11:46,463 INFO L285 TraceCheckSpWp]: Computing forward predicates...