./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:40:22,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:40:22,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:40:22,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:40:22,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:40:22,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:40:22,675 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:40:22,676 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:40:22,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:40:22,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:40:22,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:40:22,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:40:22,685 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:40:22,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:40:22,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:40:22,688 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:40:22,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:40:22,689 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:40:22,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:40:22,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:40:22,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:40:22,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:40:22,692 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:40:22,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:40:22,693 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:40:22,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:40:22,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:40:22,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:40:22,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:22,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:40:22,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:40:22,698 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:40:22,698 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:40:22,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:40:22,699 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:40:22,699 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:40:22,699 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:40:22,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:40:22,700 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:40:22,700 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_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c [2023-11-19 07:40:23,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:40:23,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:40:23,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:40:23,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:40:23,071 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:40:23,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i [2023-11-19 07:40:26,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:40:26,489 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:40:26,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i [2023-11-19 07:40:26,500 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data/1e8870a52/aea631f0f6f043b9b9f143be6ed970a2/FLAG643cd86f5 [2023-11-19 07:40:26,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data/1e8870a52/aea631f0f6f043b9b9f143be6ed970a2 [2023-11-19 07:40:26,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:40:26,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:40:26,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:26,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:40:26,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:40:26,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239f790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26, skipping insertion in model container [2023-11-19 07:40:26,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,589 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:26,760 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_021ff2f7-4786-49cd-a79e-f29a95577f2e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2023-11-19 07:40:26,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:26,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:40:26,849 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_021ff2f7-4786-49cd-a79e-f29a95577f2e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2023-11-19 07:40:26,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:26,911 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:40:26,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26 WrapperNode [2023-11-19 07:40:26,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:26,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:26,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:40:26,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:40:26,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,980 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2023-11-19 07:40:26,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:26,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:40:26,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:40:26,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:40:26,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:26,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:27,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:27,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:27,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:27,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:27,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:40:27,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:40:27,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:40:27,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:40:27,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (1/1) ... [2023-11-19 07:40:27,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:27,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:27,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:27,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:40:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:40:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:40:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:40:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:40:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:40:27,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:40:27,262 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:40:27,265 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:40:27,575 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:40:27,595 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:40:27,595 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:40:27,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:27 BoogieIcfgContainer [2023-11-19 07:40:27,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:40:27,601 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:40:27,601 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:40:27,605 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:40:27,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:40:26" (1/3) ... [2023-11-19 07:40:27,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cee6447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:27, skipping insertion in model container [2023-11-19 07:40:27,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:26" (2/3) ... [2023-11-19 07:40:27,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cee6447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:27, skipping insertion in model container [2023-11-19 07:40:27,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:27" (3/3) ... [2023-11-19 07:40:27,608 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-48.i [2023-11-19 07:40:27,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:40:27,628 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:40:27,674 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:40:27,680 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@379a9709, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:40:27,680 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:40:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 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) [2023-11-19 07:40:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 07:40:27,699 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:27,700 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] [2023-11-19 07:40:27,700 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:27,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:27,705 INFO L85 PathProgramCache]: Analyzing trace with hash -626773759, now seen corresponding path program 1 times [2023-11-19 07:40:27,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:27,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251848191] [2023-11-19 07:40:27,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:27,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:40:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:40:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:40:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:40:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-19 07:40:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-19 07:40:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-19 07:40:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 07:40:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:40:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-19 07:40:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:40:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:40:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:40:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-19 07:40:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:40:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-19 07:40:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:40:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:40:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-19 07:40:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-19 07:40:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 07:40:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 07:40:28,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:40:28,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251848191] [2023-11-19 07:40:28,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251848191] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:40:28,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:40:28,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:40:28,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479530822] [2023-11-19 07:40:28,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:40:28,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:40:28,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:40:28,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:40:28,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:40:28,511 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 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 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 07:40:28,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:40:28,551 INFO L93 Difference]: Finished difference Result 111 states and 189 transitions. [2023-11-19 07:40:28,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:40:28,554 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 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 131 [2023-11-19 07:40:28,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:40:28,569 INFO L225 Difference]: With dead ends: 111 [2023-11-19 07:40:28,569 INFO L226 Difference]: Without dead ends: 55 [2023-11-19 07:40:28,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:40:28,578 INFO L413 NwaCegarLoop]: 79 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, 79 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 [2023-11-19 07:40:28,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:40:28,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-11-19 07:40:28,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-11-19 07:40:28,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 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) [2023-11-19 07:40:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2023-11-19 07:40:28,639 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 131 [2023-11-19 07:40:28,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:40:28,639 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2023-11-19 07:40:28,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 07:40:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2023-11-19 07:40:28,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 07:40:28,644 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:28,645 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] [2023-11-19 07:40:28,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:40:28,645 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:28,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:28,646 INFO L85 PathProgramCache]: Analyzing trace with hash 2128434103, now seen corresponding path program 1 times [2023-11-19 07:40:28,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:28,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599841533] [2023-11-19 07:40:28,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:28,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:40:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:40:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:40:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:40:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-19 07:40:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-19 07:40:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-19 07:40:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 07:40:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:40:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-19 07:40:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:40:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:40:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:40:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-19 07:40:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:40:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-19 07:40:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:40:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:40:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-19 07:40:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-19 07:40:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 07:40:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 07:40:29,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:40:29,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599841533] [2023-11-19 07:40:29,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599841533] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:40:29,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:40:29,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:40:29,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573452809] [2023-11-19 07:40:29,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:40:29,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:40:29,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:40:29,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:40:29,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:40:29,266 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-11-19 07:40:29,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:40:29,298 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2023-11-19 07:40:29,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:40:29,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 131 [2023-11-19 07:40:29,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:40:29,302 INFO L225 Difference]: With dead ends: 107 [2023-11-19 07:40:29,302 INFO L226 Difference]: Without dead ends: 55 [2023-11-19 07:40:29,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:40:29,305 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 4 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:40:29,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 144 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:40:29,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-11-19 07:40:29,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-11-19 07:40:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.125) internal successors, (36), 32 states have internal predecessors, (36), 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) [2023-11-19 07:40:29,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2023-11-19 07:40:29,330 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 131 [2023-11-19 07:40:29,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:40:29,333 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2023-11-19 07:40:29,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-11-19 07:40:29,333 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2023-11-19 07:40:29,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 07:40:29,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:29,336 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] [2023-11-19 07:40:29,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:40:29,337 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:29,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:29,338 INFO L85 PathProgramCache]: Analyzing trace with hash -2109274891, now seen corresponding path program 1 times [2023-11-19 07:40:29,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:29,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97731401] [2023-11-19 07:40:29,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:29,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:40:29,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:40:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:40:29,576 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:40:29,576 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:40:29,577 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:40:29,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:40:29,583 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:40:29,587 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:40:29,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:40:29 BoogieIcfgContainer [2023-11-19 07:40:29,732 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:40:29,733 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:40:29,734 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:40:29,734 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:40:29,734 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:27" (3/4) ... [2023-11-19 07:40:29,737 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:40:29,739 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:40:29,740 INFO L158 Benchmark]: Toolchain (without parser) took 3220.73ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 117.6MB in the beginning and 160.0MB in the end (delta: -42.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-19 07:40:29,741 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory was 101.1MB in the beginning and 100.9MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:29,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.78ms. Allocated memory is still 157.3MB. Free memory was 117.2MB in the beginning and 104.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:40:29,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.63ms. Allocated memory is still 157.3MB. Free memory was 104.4MB in the beginning and 101.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:40:29,753 INFO L158 Benchmark]: Boogie Preprocessor took 36.70ms. Allocated memory is still 157.3MB. Free memory was 101.2MB in the beginning and 99.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:40:29,754 INFO L158 Benchmark]: RCFGBuilder took 580.36ms. Allocated memory is still 157.3MB. Free memory was 99.4MB in the beginning and 82.3MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:40:29,754 INFO L158 Benchmark]: TraceAbstraction took 2131.15ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 81.5MB in the beginning and 160.0MB in the end (delta: -78.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:29,754 INFO L158 Benchmark]: Witness Printer took 6.43ms. Allocated memory is still 218.1MB. Free memory is still 160.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:29,757 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory was 101.1MB in the beginning and 100.9MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.78ms. Allocated memory is still 157.3MB. Free memory was 117.2MB in the beginning and 104.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.63ms. Allocated memory is still 157.3MB. Free memory was 104.4MB in the beginning and 101.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.70ms. Allocated memory is still 157.3MB. Free memory was 101.2MB in the beginning and 99.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 580.36ms. Allocated memory is still 157.3MB. Free memory was 99.4MB in the beginning and 82.3MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2131.15ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 81.5MB in the beginning and 160.0MB in the end (delta: -78.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.43ms. Allocated memory is still 218.1MB. Free memory is still 160.0MB. 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 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 32.8; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 5.5; [L25] float var_1_4 = 128.75; [L26] float var_1_5 = 4.5; [L27] float var_1_6 = 9.25; [L28] unsigned char var_1_7 = 5; [L29] unsigned char var_1_11 = 200; [L30] unsigned char var_1_12 = 8; [L31] unsigned char var_1_13 = 4; [L32] unsigned char var_1_14 = 100; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 200; [L36] unsigned char var_1_18 = 2; [L37] unsigned char var_1_19 = 0; [L38] unsigned long int var_1_20 = 1; [L39] signed long int var_1_21 = 64; [L40] unsigned char var_1_22 = 100; [L41] unsigned char last_1_var_1_7 = 5; VAL [isInitial=0, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_2=10227/40, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L115] isInitial = 1 [L116] FCALL initially() [L117] COND TRUE 1 [L118] CALL updateLastVariables() [L108] last_1_var_1_7 = var_1_7 VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_2=10227/40, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L118] RET updateLastVariables() [L119] CALL updateVariables() [L72] var_1_2 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L73] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L74] var_1_3 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L75] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L76] var_1_4 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L77] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L78] var_1_5 = __VERIFIER_nondet_float() [L79] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=37/4, var_1_7=5] [L79] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=37/4, var_1_7=5] [L80] var_1_6 = __VERIFIER_nondet_float() [L81] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L81] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L82] var_1_11 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_11 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L83] RET assume_abort_if_not(var_1_11 >= 190) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L84] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L84] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L87] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L87] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L88] var_1_13 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L90] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L90] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L91] var_1_14 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L92] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L93] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L93] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L94] var_1_15 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_15 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L95] RET assume_abort_if_not(var_1_15 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L96] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L96] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L97] var_1_17 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_17 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L98] RET assume_abort_if_not(var_1_17 >= 191) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L99] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L99] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L100] var_1_18 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L101] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L102] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L102] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L103] var_1_19 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L104] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L105] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L105] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L119] RET updateVariables() [L120] CALL step() [L45] COND FALSE !(var_1_2 <= var_1_3) [L52] var_1_1 = var_1_6 VAL [isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L54] var_1_20 = var_1_14 [L55] var_1_21 = var_1_17 [L56] var_1_22 = 4 [L57] signed long int stepLocal_0 = var_1_21; VAL [isInitial=1, last_1_var_1_7=5, stepLocal_0=191, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=63, var_1_21=191, var_1_22=4, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L58] COND FALSE !(((var_1_17 - var_1_12) - (8 + var_1_18)) > stepLocal_0) [L61] var_1_16 = var_1_19 VAL [isInitial=1, last_1_var_1_7=5, stepLocal_0=191, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=63, var_1_21=191, var_1_22=4, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L63] COND FALSE !(\read(var_1_16)) VAL [isInitial=1, last_1_var_1_7=5, stepLocal_0=191, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=63, var_1_21=191, var_1_22=4, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L120] RET step() [L121] CALL, EXPR property() [L111-L112] return ((((((var_1_2 <= var_1_3) ? ((var_1_3 < ((var_1_4 - var_1_5) + 1.395f)) ? (var_1_1 == ((float) var_1_6)) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (var_1_16 ? ((last_1_var_1_7 != last_1_var_1_7) ? (var_1_7 == ((unsigned char) ((var_1_11 - var_1_12) - var_1_13))) : (var_1_7 == ((unsigned char) (var_1_11 - (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_12))))) : 1)) && ((((var_1_17 - var_1_12) - (8 + var_1_18)) > var_1_21) ? (var_1_16 == ((unsigned char) (! var_1_19))) : (var_1_16 == ((unsigned char) var_1_19)))) && (var_1_20 == ((unsigned long int) var_1_14))) && (var_1_21 == ((signed long int) var_1_17))) && (var_1_22 == ((unsigned char) 4)) ; VAL [\result=0, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=63, var_1_21=191, var_1_22=4, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=63, var_1_21=191, var_1_22=4, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_7=5, var_1_11=254, var_1_12=0, var_1_13=127, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=517, var_1_20=63, var_1_21=191, var_1_22=4, var_1_3=519, var_1_4=518, var_1_5=520, var_1_6=517, var_1_7=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 223 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 155 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1680/1680 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 [2023-11-19 07:40:29,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:40:32,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:40:32,459 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:40:32,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:40:32,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:40:32,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:40:32,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:40:32,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:40:32,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:40:32,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:40:32,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:40:32,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:40:32,501 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:40:32,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:40:32,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:40:32,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:40:32,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:40:32,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:40:32,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:40:32,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:40:32,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:40:32,506 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:40:32,507 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:40:32,507 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:40:32,508 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:40:32,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:40:32,509 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:40:32,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:40:32,510 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:40:32,511 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:40:32,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:32,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:40:32,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:40:32,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:40:32,513 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:40:32,514 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:40:32,514 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:40:32,515 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:40:32,515 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:40:32,515 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:40:32,516 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:40:32,520 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:40:32,520 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_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c [2023-11-19 07:40:32,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:40:32,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:40:32,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:40:32,962 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:40:32,962 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:40:32,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i [2023-11-19 07:40:36,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:40:36,518 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:40:36,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i [2023-11-19 07:40:36,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data/23aef7562/451164763b8549aea5f8d917f0eb2f06/FLAG2dfa3b00c [2023-11-19 07:40:36,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/data/23aef7562/451164763b8549aea5f8d917f0eb2f06 [2023-11-19 07:40:36,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:40:36,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:40:36,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:36,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:40:36,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:40:36,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:36,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6ad6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36, skipping insertion in model container [2023-11-19 07:40:36,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:36,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:36,826 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_021ff2f7-4786-49cd-a79e-f29a95577f2e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2023-11-19 07:40:36,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:36,888 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:40:36,901 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_021ff2f7-4786-49cd-a79e-f29a95577f2e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2023-11-19 07:40:36,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:36,942 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:40:36,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36 WrapperNode [2023-11-19 07:40:36,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:36,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:36,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:40:36,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:40:36,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:36,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:36,995 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2023-11-19 07:40:36,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:36,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:40:36,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:40:36,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:40:37,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:40:37,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:40:37,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:40:37,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:40:37,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (1/1) ... [2023-11-19 07:40:37,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:37,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:37,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:37,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:40:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:40:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:40:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:40:37,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:40:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:40:37,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:40:37,281 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:40:37,284 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:40:38,455 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:40:38,473 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:40:38,473 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:40:38,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:38 BoogieIcfgContainer [2023-11-19 07:40:38,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:40:38,481 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:40:38,481 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:40:38,485 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:40:38,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:40:36" (1/3) ... [2023-11-19 07:40:38,486 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f44dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:38, skipping insertion in model container [2023-11-19 07:40:38,486 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:36" (2/3) ... [2023-11-19 07:40:38,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f44dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:38, skipping insertion in model container [2023-11-19 07:40:38,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:38" (3/3) ... [2023-11-19 07:40:38,491 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-48.i [2023-11-19 07:40:38,513 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:40:38,513 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:40:38,579 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:40:38,585 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74beaf19, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:40:38,585 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:40:38,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 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) [2023-11-19 07:40:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 07:40:38,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:38,608 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] [2023-11-19 07:40:38,608 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:38,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:38,614 INFO L85 PathProgramCache]: Analyzing trace with hash -626773759, now seen corresponding path program 1 times [2023-11-19 07:40:38,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:40:38,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1562508275] [2023-11-19 07:40:38,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:38,633 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 [2023-11-19 07:40:38,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:40:38,684 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:40:38,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:40:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:38,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:40:38,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:40:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2023-11-19 07:40:39,027 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:40:39,028 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:40:39,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1562508275] [2023-11-19 07:40:39,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1562508275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:40:39,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:40:39,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:40:39,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293879575] [2023-11-19 07:40:39,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:40:39,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:40:39,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:40:39,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:40:39,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:40:39,072 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 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 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2023-11-19 07:40:39,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:40:39,109 INFO L93 Difference]: Finished difference Result 111 states and 189 transitions. [2023-11-19 07:40:39,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:40:39,113 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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 131 [2023-11-19 07:40:39,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:40:39,122 INFO L225 Difference]: With dead ends: 111 [2023-11-19 07:40:39,122 INFO L226 Difference]: Without dead ends: 55 [2023-11-19 07:40:39,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:40:39,130 INFO L413 NwaCegarLoop]: 79 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, 79 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 [2023-11-19 07:40:39,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:40:39,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-11-19 07:40:39,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-11-19 07:40:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 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) [2023-11-19 07:40:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2023-11-19 07:40:39,205 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 131 [2023-11-19 07:40:39,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:40:39,206 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2023-11-19 07:40:39,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2023-11-19 07:40:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2023-11-19 07:40:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 07:40:39,217 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:39,218 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] [2023-11-19 07:40:39,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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)] Ended with exit code 0 [2023-11-19 07:40:39,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:40:39,422 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:39,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:39,422 INFO L85 PathProgramCache]: Analyzing trace with hash 2128434103, now seen corresponding path program 1 times [2023-11-19 07:40:39,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:40:39,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [968738962] [2023-11-19 07:40:39,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:39,424 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 [2023-11-19 07:40:39,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:40:39,426 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:40:39,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:40:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:39,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:40:39,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:40:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-19 07:40:39,902 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:40:39,903 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:40:39,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [968738962] [2023-11-19 07:40:39,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [968738962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:40:39,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:40:39,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:40:39,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433709012] [2023-11-19 07:40:39,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:40:39,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:40:39,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:40:39,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:40:39,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:40:39,908 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 07:40:40,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:40:40,720 INFO L93 Difference]: Finished difference Result 175 states and 245 transitions. [2023-11-19 07:40:40,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-19 07:40:40,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) Word has length 131 [2023-11-19 07:40:40,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:40:40,725 INFO L225 Difference]: With dead ends: 175 [2023-11-19 07:40:40,726 INFO L226 Difference]: Without dead ends: 123 [2023-11-19 07:40:40,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2023-11-19 07:40:40,730 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 128 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:40:40,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 178 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 07:40:40,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-19 07:40:40,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 60. [2023-11-19 07:40:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 07:40:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2023-11-19 07:40:40,779 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 131 [2023-11-19 07:40:40,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:40:40,783 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2023-11-19 07:40:40,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 07:40:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-11-19 07:40:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 07:40:40,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:40,790 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] [2023-11-19 07:40:40,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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)] Ended with exit code 0 [2023-11-19 07:40:40,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:40:41,000 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:41,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:41,000 INFO L85 PathProgramCache]: Analyzing trace with hash -2109274891, now seen corresponding path program 1 times [2023-11-19 07:40:41,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:40:41,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793573638] [2023-11-19 07:40:41,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:41,002 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 [2023-11-19 07:40:41,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:40:41,005 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:40:41,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ff2f7-4786-49cd-a79e-f29a95577f2e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:40:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 07:40:41,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:17,430 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 365 proven. 359 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-19 07:41:17,432 INFO L327 TraceCheckSpWp]: Computing backward predicates...