./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f17c0065d06bd69e701e1c7b4b8519084c98c9a0a14ee3995ac94291f3ffbf91 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:32:15,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:32:15,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:32:15,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:32:15,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:32:15,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:32:15,438 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:32:15,438 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:32:15,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:32:15,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:32:15,447 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:32:15,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:32:15,448 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:32:15,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:32:15,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:32:15,452 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:32:15,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:32:15,452 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:32:15,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:32:15,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:32:15,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:32:15,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:32:15,455 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:32:15,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:32:15,458 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:32:15,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:32:15,460 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:32:15,460 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:32:15,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:15,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:32:15,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:32:15,463 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:32:15,463 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:32:15,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:32:15,464 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:32:15,464 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:32:15,464 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:32:15,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:32:15,465 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:32:15,465 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17c0065d06bd69e701e1c7b4b8519084c98c9a0a14ee3995ac94291f3ffbf91 [2023-11-06 22:32:15,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:32:15,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:32:15,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:32:15,845 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:32:15,846 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:32:15,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i [2023-11-06 22:32:19,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:32:20,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:32:20,025 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i [2023-11-06 22:32:20,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data/274a8baba/fd6a795992a442379c8ee3fed892f2d6/FLAGf0caced77 [2023-11-06 22:32:20,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data/274a8baba/fd6a795992a442379c8ee3fed892f2d6 [2023-11-06 22:32:20,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:32:20,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:32:20,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:20,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:32:20,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:32:20,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3c3bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20, skipping insertion in model container [2023-11-06 22:32:20,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:32:20,286 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_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i[919,932] [2023-11-06 22:32:20,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:20,401 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:32:20,414 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_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i[919,932] [2023-11-06 22:32:20,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:20,475 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:32:20,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20 WrapperNode [2023-11-06 22:32:20,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:20,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:20,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:32:20,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:32:20,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,558 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2023-11-06 22:32:20,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:20,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:32:20,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:32:20,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:32:20,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:32:20,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:32:20,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:32:20,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:32:20,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (1/1) ... [2023-11-06 22:32:20,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:20,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:20,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:32:20,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:32:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:32:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:32:20,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:32:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:32:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:32:20,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:32:20,911 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:32:20,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:32:21,367 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:32:21,376 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:32:21,376 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:32:21,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:21 BoogieIcfgContainer [2023-11-06 22:32:21,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:32:21,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:32:21,383 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:32:21,388 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:32:21,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:32:20" (1/3) ... [2023-11-06 22:32:21,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a875a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:21, skipping insertion in model container [2023-11-06 22:32:21,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:20" (2/3) ... [2023-11-06 22:32:21,390 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a875a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:21, skipping insertion in model container [2023-11-06 22:32:21,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:21" (3/3) ... [2023-11-06 22:32:21,392 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-71.i [2023-11-06 22:32:21,419 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:32:21,419 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:32:21,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:32:21,494 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6cc44baa, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:32:21,495 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:32:21,499 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-06 22:32:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:32:21,518 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:21,519 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:21,520 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:21,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:21,526 INFO L85 PathProgramCache]: Analyzing trace with hash 886414332, now seen corresponding path program 1 times [2023-11-06 22:32:21,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:32:21,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559609858] [2023-11-06 22:32:21,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:21,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:32:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:21,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:32:21,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559609858] [2023-11-06 22:32:21,848 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:32:21,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694650583] [2023-11-06 22:32:21,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:21,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:21,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:21,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:32:21,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:32:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:22,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:32:22,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-06 22:32:22,258 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:32:22,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694650583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:32:22,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:32:22,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:32:22,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758378188] [2023-11-06 22:32:22,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:32:22,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:32:22,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:32:22,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:32:22,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:22,322 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-06 22:32:22,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:22,369 INFO L93 Difference]: Finished difference Result 115 states and 199 transitions. [2023-11-06 22:32:22,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:32:22,372 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 132 [2023-11-06 22:32:22,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:22,381 INFO L225 Difference]: With dead ends: 115 [2023-11-06 22:32:22,381 INFO L226 Difference]: Without dead ends: 57 [2023-11-06 22:32:22,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:22,391 INFO L413 NwaCegarLoop]: 85 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, 85 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 [2023-11-06 22:32:22,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:32:22,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-06 22:32:22,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-06 22:32:22,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-06 22:32:22,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2023-11-06 22:32:22,459 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 132 [2023-11-06 22:32:22,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:22,460 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2023-11-06 22:32:22,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-06 22:32:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2023-11-06 22:32:22,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:32:22,466 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:22,466 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:22,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:22,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:32:22,675 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:22,676 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:22,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1027335482, now seen corresponding path program 1 times [2023-11-06 22:32:22,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:32:22,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376787601] [2023-11-06 22:32:22,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:22,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:32:22,765 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:32:22,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [15605252] [2023-11-06 22:32:22,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:22,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:22,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:22,768 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:32:22,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:32:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:23,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:32:23,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 42 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2023-11-06 22:32:25,592 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:32:26,437 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-06 22:32:26,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:32:26,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376787601] [2023-11-06 22:32:26,438 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:32:26,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [15605252] [2023-11-06 22:32:26,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [15605252] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:32:26,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:32:26,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2023-11-06 22:32:26,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036735649] [2023-11-06 22:32:26,440 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:32:26,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:32:26,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:32:26,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:32:26,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:32:26,446 INFO L87 Difference]: Start difference. First operand 57 states and 85 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 6 states have call successors, (42), 4 states have call predecessors, (42), 6 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2023-11-06 22:32:29,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:29,025 INFO L93 Difference]: Finished difference Result 195 states and 287 transitions. [2023-11-06 22:32:29,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:32:29,027 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 6 states have call successors, (42), 4 states have call predecessors, (42), 6 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 132 [2023-11-06 22:32:29,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:29,037 INFO L225 Difference]: With dead ends: 195 [2023-11-06 22:32:29,038 INFO L226 Difference]: Without dead ends: 141 [2023-11-06 22:32:29,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=154, Invalid=266, Unknown=0, NotChecked=0, Total=420 [2023-11-06 22:32:29,046 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 166 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:32:29,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 320 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-06 22:32:29,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-06 22:32:29,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 101. [2023-11-06 22:32:29,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 55 states have (on average 1.1818181818181819) internal successors, (65), 55 states have internal predecessors, (65), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-06 22:32:29,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 149 transitions. [2023-11-06 22:32:29,149 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 149 transitions. Word has length 132 [2023-11-06 22:32:29,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:29,153 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 149 transitions. [2023-11-06 22:32:29,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 6 states have call successors, (42), 4 states have call predecessors, (42), 6 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2023-11-06 22:32:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 149 transitions. [2023-11-06 22:32:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:32:29,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:29,166 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:29,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:29,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:29,378 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:29,379 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:29,380 INFO L85 PathProgramCache]: Analyzing trace with hash 634308472, now seen corresponding path program 1 times [2023-11-06 22:32:29,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:32:29,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204569901] [2023-11-06 22:32:29,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:29,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:32:29,489 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:32:29,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [890623148] [2023-11-06 22:32:29,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:29,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:32:29,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:29,505 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:32:29,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:32:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:32:30,096 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:32:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:32:30,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:32:30,281 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:32:30,283 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:32:30,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:32:30,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-06 22:32:30,496 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:32:30,501 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:32:30,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:32:30 BoogieIcfgContainer [2023-11-06 22:32:30,651 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:32:30,652 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:32:30,652 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:32:30,653 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:32:30,654 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:21" (3/4) ... [2023-11-06 22:32:30,656 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:32:30,658 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:32:30,659 INFO L158 Benchmark]: Toolchain (without parser) took 10600.66ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 101.0MB in the beginning and 111.2MB in the end (delta: -10.2MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2023-11-06 22:32:30,660 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 146.8MB. Free memory was 120.0MB in the beginning and 119.8MB in the end (delta: 230.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:32:30,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.69ms. Allocated memory is still 146.8MB. Free memory was 101.0MB in the beginning and 87.3MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:32:30,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.51ms. Allocated memory is still 146.8MB. Free memory was 87.3MB in the beginning and 84.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:32:30,662 INFO L158 Benchmark]: Boogie Preprocessor took 84.42ms. Allocated memory is still 146.8MB. Free memory was 84.3MB in the beginning and 82.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:32:30,663 INFO L158 Benchmark]: RCFGBuilder took 734.31ms. Allocated memory is still 146.8MB. Free memory was 82.8MB in the beginning and 64.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:32:30,664 INFO L158 Benchmark]: TraceAbstraction took 9268.59ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 63.9MB in the beginning and 111.2MB in the end (delta: -47.3MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-06 22:32:30,664 INFO L158 Benchmark]: Witness Printer took 6.05ms. Allocated memory is still 211.8MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:32:30,668 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 146.8MB. Free memory was 120.0MB in the beginning and 119.8MB in the end (delta: 230.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.69ms. Allocated memory is still 146.8MB. Free memory was 101.0MB in the beginning and 87.3MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.51ms. Allocated memory is still 146.8MB. Free memory was 87.3MB in the beginning and 84.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.42ms. Allocated memory is still 146.8MB. Free memory was 84.3MB in the beginning and 82.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 734.31ms. Allocated memory is still 146.8MB. Free memory was 82.8MB in the beginning and 64.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 9268.59ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 63.9MB in the beginning and 111.2MB in the end (delta: -47.3MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Witness Printer took 6.05ms. Allocated memory is still 211.8MB. Free memory is still 111.2MB. 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 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -1; [L26] signed char var_1_5 = 4; [L27] unsigned short int var_1_9 = 35831; [L28] float var_1_10 = 1.875; [L29] float var_1_11 = 5.8; [L30] float var_1_12 = 2.375; [L31] float var_1_13 = 999999999999.75; [L32] signed short int var_1_14 = 32; [L33] signed short int var_1_15 = 25; [L34] signed short int var_1_16 = 23809; [L35] signed short int var_1_17 = 2; [L36] float var_1_18 = 499.25; [L37] signed long int var_1_19 = -4; [L38] unsigned short int var_1_20 = 10; [L39] unsigned short int var_1_21 = 16; [L40] signed char var_1_22 = -10; [L41] signed char var_1_23 = 25; [L42] float last_1_var_1_12 = 2.375; [L43] signed short int last_1_var_1_14 = 32; [L44] unsigned short int last_1_var_1_20 = 10; [L45] unsigned short int last_1_var_1_21 = 16; VAL [isInitial=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L132] isInitial = 1 [L133] FCALL initially() [L134] COND TRUE 1 [L135] CALL updateLastVariables() [L122] last_1_var_1_12 = var_1_12 [L123] last_1_var_1_14 = var_1_14 [L124] last_1_var_1_20 = var_1_20 [L125] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L135] RET updateLastVariables() [L136] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L89] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L90] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L90] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L91] var_1_3 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L92] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L94] var_1_4 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L95] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L97] var_1_5 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=35831] [L98] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=35831] [L99] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=35831] [L99] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=35831] [L100] var_1_9 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L101] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L102] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L102] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L103] var_1_11 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L104] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L105] var_1_13 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L106] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L107] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L107] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L108] var_1_15 = __VERIFIER_nondet_short() [L109] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L109] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L110] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L110] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L111] var_1_16 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L112] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L113] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L113] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L114] var_1_17 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L115] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L116] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L116] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L117] var_1_23 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L118] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L119] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L119] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L136] RET updateVariables() [L137] CALL step() [L49] COND TRUE \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L50] COND FALSE !((var_1_4 - var_1_5) > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L60] COND FALSE !(! (var_1_5 < var_1_1)) [L67] var_1_14 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L69] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L70] COND FALSE !(last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L77] var_1_18 = ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f))) [L78] var_1_20 = var_1_15 [L79] var_1_21 = var_1_5 [L80] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=-4, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L81] COND FALSE !(\read(var_1_3)) [L84] var_1_19 = var_1_5 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=31, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L137] RET step() [L138] CALL, EXPR property() [L128-L129] return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_14 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_1)) ? ((last_1_var_1_14 >= var_1_1) ? (var_1_14 == ((signed short int) (((((128) < (((((2) < (var_1_4)) ? (2) : (var_1_4))))) ? (128) : (((((2) < (var_1_4)) ? (2) : (var_1_4)))))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && (var_1_18 == ((float) ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f)))))) && (var_1_3 ? (var_1_19 == ((signed long int) ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=31, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L138] RET, EXPR property() [L138] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=31, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_13=3, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=31, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=0, var_1_4=-1, var_1_5=31, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.0s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 184 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 166 mSDsluCounter, 405 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 272 mSDsCounter, 95 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 642 IncrementalHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 95 mSolverCounterUnsat, 133 mSDtfsCounter, 642 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 402 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=2, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 40 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 528 NumberOfCodeBlocks, 528 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 393 ConstructedInterpolants, 3 QuantifiedInterpolants, 2716 SizeOfPredicates, 10 NumberOfNonLiveVariables, 680 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2436/2520 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 [2023-11-06 22:32:30,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f17c0065d06bd69e701e1c7b4b8519084c98c9a0a14ee3995ac94291f3ffbf91 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:32:33,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:32:34,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:32:34,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:32:34,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:32:34,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:32:34,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:32:34,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:32:34,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:32:34,198 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:32:34,200 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:32:34,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:32:34,201 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:32:34,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:32:34,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:32:34,205 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:32:34,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:32:34,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:32:34,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:32:34,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:32:34,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:32:34,210 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:32:34,211 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:32:34,212 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:32:34,212 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:32:34,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:32:34,213 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:32:34,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:32:34,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:32:34,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:32:34,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:34,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:32:34,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:32:34,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:32:34,219 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:32:34,220 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:32:34,220 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:32:34,220 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:32:34,221 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:32:34,222 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:32:34,223 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:32:34,223 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:32:34,224 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17c0065d06bd69e701e1c7b4b8519084c98c9a0a14ee3995ac94291f3ffbf91 [2023-11-06 22:32:34,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:32:34,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:32:34,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:32:34,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:32:34,820 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:32:34,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i [2023-11-06 22:32:39,117 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:32:39,499 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:32:39,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i [2023-11-06 22:32:39,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data/bce18ff9d/063740f08ccd4744b4ab42dab6879ef9/FLAGbae7325a4 [2023-11-06 22:32:39,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/data/bce18ff9d/063740f08ccd4744b4ab42dab6879ef9 [2023-11-06 22:32:39,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:32:39,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:32:39,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:39,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:32:39,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:32:39,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19696a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:39, skipping insertion in model container [2023-11-06 22:32:39,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:39" (1/1) ... [2023-11-06 22:32:39,671 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:32:39,862 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_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i[919,932] [2023-11-06 22:32:39,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:40,020 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:32:40,041 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_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-71.i[919,932] [2023-11-06 22:32:40,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:40,144 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:32:40,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40 WrapperNode [2023-11-06 22:32:40,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:40,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:40,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:32:40,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:32:40,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,244 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2023-11-06 22:32:40,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:40,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:32:40,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:32:40,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:32:40,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,329 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:32:40,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:32:40,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:32:40,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:32:40,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (1/1) ... [2023-11-06 22:32:40,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:40,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:40,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:32:40,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:32:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:32:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:32:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:32:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:32:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:32:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:32:40,532 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:32:40,535 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:32:47,325 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:32:47,335 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:32:47,335 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:32:47,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:47 BoogieIcfgContainer [2023-11-06 22:32:47,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:32:47,341 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:32:47,342 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:32:47,346 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:32:47,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:32:39" (1/3) ... [2023-11-06 22:32:47,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4b82a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:47, skipping insertion in model container [2023-11-06 22:32:47,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:40" (2/3) ... [2023-11-06 22:32:47,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4b82a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:47, skipping insertion in model container [2023-11-06 22:32:47,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:47" (3/3) ... [2023-11-06 22:32:47,350 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-71.i [2023-11-06 22:32:47,375 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:32:47,375 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:32:47,441 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:32:47,450 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@16504a35, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:32:47,451 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:32:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-06 22:32:47,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:32:47,475 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:47,476 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:47,478 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:47,484 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:47,484 INFO L85 PathProgramCache]: Analyzing trace with hash 886414332, now seen corresponding path program 1 times [2023-11-06 22:32:47,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:32:47,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [226426959] [2023-11-06 22:32:47,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:47,501 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 [2023-11-06 22:32:47,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:32:47,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:32:47,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:32:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:48,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:32:48,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-06 22:32:48,385 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:32:48,386 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:32:48,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [226426959] [2023-11-06 22:32:48,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [226426959] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:32:48,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:32:48,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:32:48,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755216391] [2023-11-06 22:32:48,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:32:48,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:32:48,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:32:48,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:32:48,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:48,456 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-06 22:32:48,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:48,498 INFO L93 Difference]: Finished difference Result 115 states and 199 transitions. [2023-11-06 22:32:48,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:32:48,502 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 132 [2023-11-06 22:32:48,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:48,513 INFO L225 Difference]: With dead ends: 115 [2023-11-06 22:32:48,513 INFO L226 Difference]: Without dead ends: 57 [2023-11-06 22:32:48,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:48,524 INFO L413 NwaCegarLoop]: 85 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, 85 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 [2023-11-06 22:32:48,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:32:48,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-06 22:32:48,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-06 22:32:48,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-06 22:32:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2023-11-06 22:32:48,592 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 132 [2023-11-06 22:32:48,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:48,593 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2023-11-06 22:32:48,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-06 22:32:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2023-11-06 22:32:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:32:48,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:48,599 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:48,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:32:48,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:32:48,824 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:48,825 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:48,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1027335482, now seen corresponding path program 1 times [2023-11-06 22:32:48,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:32:48,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6075917] [2023-11-06 22:32:48,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:48,828 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 [2023-11-06 22:32:48,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:32:48,830 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:32:48,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:32:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:49,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:32:49,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:32:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-06 22:32:53,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:32:53,456 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:32:53,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6075917] [2023-11-06 22:32:53,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6075917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:32:53,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:32:53,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:32:53,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933804347] [2023-11-06 22:32:53,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:32:53,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:32:53,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:32:53,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:32:53,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:32:53,463 INFO L87 Difference]: Start difference. First operand 57 states and 85 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-06 22:32:56,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:32:58,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:01,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:03,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:33:03,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:33:03,208 INFO L93 Difference]: Finished difference Result 166 states and 250 transitions. [2023-11-06 22:33:03,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:33:03,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 132 [2023-11-06 22:33:03,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:33:03,312 INFO L225 Difference]: With dead ends: 166 [2023-11-06 22:33:03,313 INFO L226 Difference]: Without dead ends: 112 [2023-11-06 22:33:03,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:33:03,316 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 46 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 43 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:33:03,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 230 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 9.6s Time] [2023-11-06 22:33:03,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-06 22:33:03,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 97. [2023-11-06 22:33:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 52 states have (on average 1.1923076923076923) internal successors, (62), 52 states have internal predecessors, (62), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-06 22:33:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 146 transitions. [2023-11-06 22:33:03,387 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 146 transitions. Word has length 132 [2023-11-06 22:33:03,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:33:03,388 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 146 transitions. [2023-11-06 22:33:03,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-06 22:33:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 146 transitions. [2023-11-06 22:33:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-06 22:33:03,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:03,393 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:03,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:33:03,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:33:03,610 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:03,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:03,611 INFO L85 PathProgramCache]: Analyzing trace with hash 634308472, now seen corresponding path program 1 times [2023-11-06 22:33:03,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:33:03,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183244959] [2023-11-06 22:33:03,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:03,613 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 [2023-11-06 22:33:03,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:33:03,616 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:33:03,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d2d1800-ae8e-4e9e-ba66-f28b8f4ae052/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:33:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:04,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-06 22:33:04,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:34:38,378 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0)) (.cse5 ((_ sign_extend 24) c_~var_1_4~0))) (and (bvslt .cse0 ((_ zero_extend 16) c_~var_1_1~0)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (let ((.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (not (= (_ bv0 8) c_~var_1_2~0)) (not (bvsgt (bvadd (bvneg .cse0) .cse5) (bvmul ((_ zero_extend 16) c_~last_1_var_1_21~0) (bvadd ((_ sign_extend 16) c_~last_1_var_1_14~0) ((_ zero_extend 16) c_~last_1_var_1_20~0))))) (not (fp.geq c_~last_1_var_1_12~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-11-06 22:34:40,485 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0)) (.cse5 ((_ sign_extend 24) c_~var_1_4~0))) (and (bvslt .cse0 ((_ zero_extend 16) c_~var_1_1~0)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (let ((.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (not (= (_ bv0 8) c_~var_1_2~0)) (not (bvsgt (bvadd (bvneg .cse0) .cse5) (bvmul ((_ zero_extend 16) c_~last_1_var_1_21~0) (bvadd ((_ sign_extend 16) c_~last_1_var_1_14~0) ((_ zero_extend 16) c_~last_1_var_1_20~0))))) (not (fp.geq c_~last_1_var_1_12~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true