./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya --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 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:35:05,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:35:05,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:35:05,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:35:05,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:35:05,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:35:05,439 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:35:05,440 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:35:05,440 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:35:05,441 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:35:05,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:35:05,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:35:05,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:35:05,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:35:05,444 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:35:05,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:35:05,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:35:05,445 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:35:05,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:35:05,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:35:05,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:35:05,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:35:05,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:35:05,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:35:05,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:35:05,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:35:05,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:35:05,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:35:05,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:35:05,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:35:05,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:35:05,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:35:05,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:35:05,454 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:35:05,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:35:05,455 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:35:05,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:35:05,455 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:35:05,455 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:35:05,456 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:35:05,456 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:35:05,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:35:05,456 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_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 [2023-11-29 00:35:05,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:35:05,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:35:05,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:35:05,693 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:35:05,693 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:35:05,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-29 00:35:08,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:35:08,677 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:35:08,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-29 00:35:08,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data/77ece61ce/79169b90e0834dbc82ac8a5b6b203a51/FLAGbb4ee00fe [2023-11-29 00:35:08,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data/77ece61ce/79169b90e0834dbc82ac8a5b6b203a51 [2023-11-29 00:35:08,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:35:08,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:35:08,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:35:08,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:35:08,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:35:08,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:35:08" (1/1) ... [2023-11-29 00:35:08,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e6df40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:08, skipping insertion in model container [2023-11-29 00:35:08,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:35:08" (1/1) ... [2023-11-29 00:35:08,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:35:08,889 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_1a76b0df-c809-49cf-96ec-f8d993e9e646/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-29 00:35:08,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:35:08,973 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:35:08,985 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_1a76b0df-c809-49cf-96ec-f8d993e9e646/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-29 00:35:09,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:35:09,035 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:35:09,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09 WrapperNode [2023-11-29 00:35:09,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:35:09,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:35:09,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:35:09,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:35:09,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,102 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-29 00:35:09,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:35:09,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:35:09,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:35:09,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:35:09,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,119 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,143 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:35:09,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:35:09,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:35:09,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:35:09,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:35:09,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (1/1) ... [2023-11-29 00:35:09,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:35:09,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:09,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:09,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:35:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:35:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:35:09,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:35:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:35:09,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:35:09,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:35:09,329 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:35:09,331 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:35:09,752 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:35:09,782 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:35:09,782 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:35:09,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:09 BoogieIcfgContainer [2023-11-29 00:35:09,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:35:09,786 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:35:09,786 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:35:09,789 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:35:09,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:35:08" (1/3) ... [2023-11-29 00:35:09,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@532b6aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:35:09, skipping insertion in model container [2023-11-29 00:35:09,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:09" (2/3) ... [2023-11-29 00:35:09,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@532b6aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:35:09, skipping insertion in model container [2023-11-29 00:35:09,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:09" (3/3) ... [2023-11-29 00:35:09,792 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-29 00:35:09,808 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:35:09,809 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:35:09,849 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:35:09,854 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;@1634770a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:35:09,854 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:35:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.5740740740740742) internal successors, (85), 55 states have internal predecessors, (85), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:35:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:35:09,873 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:35:09,874 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:35:09,875 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:35:09,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:09,879 INFO L85 PathProgramCache]: Analyzing trace with hash -719526509, now seen corresponding path program 1 times [2023-11-29 00:35:09,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:09,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539187210] [2023-11-29 00:35:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:09,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:10,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:35:10,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539187210] [2023-11-29 00:35:10,067 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 00:35:10,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436100892] [2023-11-29 00:35:10,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:10,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:10,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:10,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:35:10,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:35:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:10,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:35:10,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:35:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-29 00:35:10,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:35:10,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1436100892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:35:10,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:35:10,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:35:10,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372740040] [2023-11-29 00:35:10,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:35:10,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:35:10,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:35:10,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:35:10,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:35:10,317 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.5740740740740742) internal successors, (85), 55 states have internal predecessors, (85), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:35:10,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:35:10,357 INFO L93 Difference]: Finished difference Result 157 states and 283 transitions. [2023-11-29 00:35:10,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:35:10,361 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2023-11-29 00:35:10,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:35:10,369 INFO L225 Difference]: With dead ends: 157 [2023-11-29 00:35:10,369 INFO L226 Difference]: Without dead ends: 78 [2023-11-29 00:35:10,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:35:10,377 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:35:10,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:35:10,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-29 00:35:10,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-29 00:35:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 53 states have (on average 1.490566037735849) internal successors, (79), 53 states have internal predecessors, (79), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:35:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 125 transitions. [2023-11-29 00:35:10,425 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 125 transitions. Word has length 150 [2023-11-29 00:35:10,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:35:10,425 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 125 transitions. [2023-11-29 00:35:10,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:35:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 125 transitions. [2023-11-29 00:35:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-29 00:35:10,430 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:35:10,430 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:35:10,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:35:10,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:35:10,637 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:35:10,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:10,638 INFO L85 PathProgramCache]: Analyzing trace with hash 169864502, now seen corresponding path program 1 times [2023-11-29 00:35:10,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:10,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555400932] [2023-11-29 00:35:10,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:10,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:10,708 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:35:10,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [142668616] [2023-11-29 00:35:10,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:10,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:10,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:10,710 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:35:10,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:35:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:10,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:35:10,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:35:10,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:35:10,949 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:35:10,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:35:10,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555400932] [2023-11-29 00:35:10,950 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:35:10,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142668616] [2023-11-29 00:35:10,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [142668616] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:35:10,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:35:10,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:35:10,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954737869] [2023-11-29 00:35:10,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:35:10,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:35:10,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:35:10,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:35:10,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:35:10,954 INFO L87 Difference]: Start difference. First operand 78 states and 125 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:35:11,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:35:11,043 INFO L93 Difference]: Finished difference Result 195 states and 312 transitions. [2023-11-29 00:35:11,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:35:11,044 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 151 [2023-11-29 00:35:11,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:35:11,048 INFO L225 Difference]: With dead ends: 195 [2023-11-29 00:35:11,048 INFO L226 Difference]: Without dead ends: 118 [2023-11-29 00:35:11,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:35:11,051 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 129 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:35:11,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 311 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:35:11,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-11-29 00:35:11,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2023-11-29 00:35:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 87 states have (on average 1.5402298850574712) internal successors, (134), 88 states have internal predecessors, (134), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:35:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 184 transitions. [2023-11-29 00:35:11,073 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 184 transitions. Word has length 151 [2023-11-29 00:35:11,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:35:11,075 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 184 transitions. [2023-11-29 00:35:11,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:35:11,075 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2023-11-29 00:35:11,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-29 00:35:11,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:35:11,079 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:35:11,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:35:11,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:11,282 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:35:11,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:11,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1430736438, now seen corresponding path program 1 times [2023-11-29 00:35:11,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:11,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469390398] [2023-11-29 00:35:11,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:11,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:11,334 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:35:11,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [90601234] [2023-11-29 00:35:11,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:11,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:11,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:11,336 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:35:11,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:35:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:11,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-29 00:35:11,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:35:15,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 462 proven. 96 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2023-11-29 00:35:15,177 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:35:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:35:25,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:35:25,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469390398] [2023-11-29 00:35:25,882 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:35:25,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90601234] [2023-11-29 00:35:25,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90601234] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:35:25,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:35:25,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 17 [2023-11-29 00:35:25,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560720717] [2023-11-29 00:35:25,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:35:25,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 00:35:25,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:35:25,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 00:35:25,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2023-11-29 00:35:25,886 INFO L87 Difference]: Start difference. First operand 115 states and 184 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:35:27,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 00:35:33,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:35:33,353 INFO L93 Difference]: Finished difference Result 544 states and 860 transitions. [2023-11-29 00:35:33,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 00:35:33,354 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 151 [2023-11-29 00:35:33,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:35:33,359 INFO L225 Difference]: With dead ends: 544 [2023-11-29 00:35:33,359 INFO L226 Difference]: Without dead ends: 430 [2023-11-29 00:35:33,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2023-11-29 00:35:33,361 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 369 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:35:33,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 528 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2023-11-29 00:35:33,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2023-11-29 00:35:33,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 311. [2023-11-29 00:35:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 264 states have (on average 1.6022727272727273) internal successors, (423), 269 states have internal predecessors, (423), 39 states have call successors, (39), 7 states have call predecessors, (39), 7 states have return successors, (39), 34 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-29 00:35:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 501 transitions. [2023-11-29 00:35:33,404 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 501 transitions. Word has length 151 [2023-11-29 00:35:33,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:35:33,405 INFO L495 AbstractCegarLoop]: Abstraction has 311 states and 501 transitions. [2023-11-29 00:35:33,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:35:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 501 transitions. [2023-11-29 00:35:33,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-29 00:35:33,410 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:35:33,410 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:35:33,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:35:33,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:33,612 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:35:33,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:33,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1853438264, now seen corresponding path program 1 times [2023-11-29 00:35:33,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:35:33,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513556756] [2023-11-29 00:35:33,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:33,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:35:33,647 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:35:33,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1851216624] [2023-11-29 00:35:33,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:33,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:33,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:33,649 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:35:33,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:35:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:34,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:35:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:35:34,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:35:34,264 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:35:34,265 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:35:34,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 00:35:34,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:35:34,470 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 00:35:34,473 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:35:34,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 00:35:34,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 00:35:34,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 00:35:34,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-29 00:35:34,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:35:34 BoogieIcfgContainer [2023-11-29 00:35:34,588 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:35:34,588 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:35:34,588 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:35:34,589 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:35:34,589 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:09" (3/4) ... [2023-11-29 00:35:34,591 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:35:34,592 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:35:34,593 INFO L158 Benchmark]: Toolchain (without parser) took 25890.05ms. Allocated memory was 136.3MB in the beginning and 325.1MB in the end (delta: 188.7MB). Free memory was 105.7MB in the beginning and 275.6MB in the end (delta: -169.9MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-11-29 00:35:34,593 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:35:34,593 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.34ms. Allocated memory is still 136.3MB. Free memory was 105.3MB in the beginning and 90.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 00:35:34,594 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.25ms. Allocated memory is still 136.3MB. Free memory was 90.1MB in the beginning and 84.4MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:35:34,594 INFO L158 Benchmark]: Boogie Preprocessor took 78.72ms. Allocated memory is still 136.3MB. Free memory was 84.4MB in the beginning and 77.1MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 00:35:34,595 INFO L158 Benchmark]: RCFGBuilder took 600.92ms. Allocated memory is still 136.3MB. Free memory was 77.1MB in the beginning and 101.2MB in the end (delta: -24.0MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2023-11-29 00:35:34,595 INFO L158 Benchmark]: TraceAbstraction took 24802.02ms. Allocated memory was 136.3MB in the beginning and 325.1MB in the end (delta: 188.7MB). Free memory was 100.6MB in the beginning and 276.6MB in the end (delta: -176.1MB). Peak memory consumption was 195.9MB. Max. memory is 16.1GB. [2023-11-29 00:35:34,595 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 325.1MB. Free memory was 276.6MB in the beginning and 275.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:35:34,597 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.34ms. Allocated memory is still 136.3MB. Free memory was 105.3MB in the beginning and 90.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.25ms. Allocated memory is still 136.3MB. Free memory was 90.1MB in the beginning and 84.4MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.72ms. Allocated memory is still 136.3MB. Free memory was 84.4MB in the beginning and 77.1MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 600.92ms. Allocated memory is still 136.3MB. Free memory was 77.1MB in the beginning and 101.2MB in the end (delta: -24.0MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * TraceAbstraction took 24802.02ms. Allocated memory was 136.3MB in the beginning and 325.1MB in the end (delta: 188.7MB). Free memory was 100.6MB in the beginning and 276.6MB in the end (delta: -176.1MB). Peak memory consumption was 195.9MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 325.1MB. Free memory was 276.6MB in the beginning and 275.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 150, overapproximation of someBinaryDOUBLEComparisonOperation at line 171. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned long int var_1_21 = 32; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 16; [L45] signed long int var_1_29 = 5; [L46] unsigned char var_1_31 = 128; [L47] signed char var_1_33 = 50; [L48] unsigned short int last_1_var_1_13 = 8; [L49] double last_1_var_1_17 = 127.5; [L175] isInitial = 1 [L176] FCALL initially() [L177] COND TRUE 1 [L178] CALL updateLastVariables() [L167] last_1_var_1_13 = var_1_13 [L168] last_1_var_1_17 = var_1_17 [L178] RET updateLastVariables() [L179] CALL updateVariables() [L130] var_1_2 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L131] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L132] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L132] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L133] var_1_3 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L134] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L135] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L135] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L137] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L139] var_1_5 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L140] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L142] var_1_7 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L143] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L144] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=47248, var_1_9=50] [L145] var_1_8 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L146] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L147] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L149] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L150] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L151] var_1_14 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L152] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L153] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L154] var_1_15 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L156] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L157] var_1_18 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L158] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L162] var_1_26 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L163] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L164] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L164] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L179] RET updateVariables() [L180] CALL step() [L53] COND FALSE !(-100000 >= last_1_var_1_13) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L56] COND FALSE !((last_1_var_1_17 / var_1_11) == 999999.6f) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L60] unsigned char stepLocal_0 = var_1_3; VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L61] COND TRUE var_1_2 && stepLocal_0 [L62] var_1_1 = (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=10, var_1_7=32767, var_1_8=32767, var_1_9=50] [L66] COND FALSE !(var_1_1 <= (var_1_5 * var_1_4)) [L73] var_1_6 = var_1_5 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L75] var_1_17 = var_1_18 [L76] var_1_19 = 5 [L77] var_1_20 = var_1_15 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L78] COND FALSE !(var_1_1 < var_1_20) [L85] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L87] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L87] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L87] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L94] var_1_13 = var_1_1 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L96] var_1_21 = ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L97] COND FALSE !(var_1_15 > var_1_9) [L102] var_1_23 = (! var_1_26) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L104] var_1_27 = var_1_5 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L105] COND TRUE var_1_15 != (var_1_4 + var_1_4) [L106] var_1_29 = ((((var_1_4) > (((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) < (var_1_6)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_6))))) ? (var_1_4) : (((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) < (var_1_6)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_6)))))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L110] COND FALSE !((-25 + (var_1_7 + var_1_1)) <= var_1_5) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L117] COND TRUE var_1_3 || (var_1_25 && var_1_2) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L118] COND TRUE var_1_6 >= var_1_14 [L119] var_1_33 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L180] RET step() [L181] CALL, EXPR property() [L171] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L171-L172] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L181] RET, EXPR property() [L181] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=1, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=1, var_1_21=254, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=254, var_1_5=0, var_1_6=0, var_1_7=32767, var_1_8=32767, var_1_9=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.6s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 498 SdHoareTripleChecker+Valid, 6.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 498 mSDsluCounter, 961 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 596 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 429 IncrementalHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 365 mSDtfsCounter, 429 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 606 GetRequests, 583 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=311occurred in iteration=3, InterpolantAutomatonStates: 19, 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, 3 MinimizatonAttempts, 122 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 14.4s InterpolantComputationTime, 753 NumberOfCodeBlocks, 753 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 3563 SizeOfPredicates, 17 NumberOfNonLiveVariables, 1101 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3952/4048 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 [2023-11-29 00:35:34,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya --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 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:35:36,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:35:36,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:35:36,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:35:36,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:35:36,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:35:36,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:35:36,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:35:36,600 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:35:36,600 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:35:36,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:35:36,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:35:36,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:35:36,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:35:36,603 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:35:36,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:35:36,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:35:36,605 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:35:36,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:35:36,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:35:36,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:35:36,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:35:36,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:35:36,608 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:35:36,608 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:35:36,609 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:35:36,609 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:35:36,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:35:36,610 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:35:36,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:35:36,611 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:35:36,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:35:36,612 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:35:36,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:35:36,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:35:36,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:35:36,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:35:36,613 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:35:36,613 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:35:36,613 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:35:36,614 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:35:36,614 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:35:36,614 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:35:36,614 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:35:36,615 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:35:36,615 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_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5098132933ca883ef364a77e95c51d3cf42bb9b570e45543a498fd4c246df361 [2023-11-29 00:35:36,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:35:36,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:35:36,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:35:36,918 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:35:36,918 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:35:36,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-29 00:35:39,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:35:39,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:35:39,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-29 00:35:39,890 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data/106381c31/09c3d9fcec5841a19289b42cf0db1207/FLAG332ac5c04 [2023-11-29 00:35:39,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/data/106381c31/09c3d9fcec5841a19289b42cf0db1207 [2023-11-29 00:35:39,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:35:39,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:35:39,911 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:35:39,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:35:39,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:35:39,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:35:39" (1/1) ... [2023-11-29 00:35:39,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75dc04b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:39, skipping insertion in model container [2023-11-29 00:35:39,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:35:39" (1/1) ... [2023-11-29 00:35:39,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:35:40,106 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_1a76b0df-c809-49cf-96ec-f8d993e9e646/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-29 00:35:40,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:35:40,186 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:35:40,199 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_1a76b0df-c809-49cf-96ec-f8d993e9e646/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i[919,932] [2023-11-29 00:35:40,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:35:40,251 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:35:40,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40 WrapperNode [2023-11-29 00:35:40,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:35:40,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:35:40,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:35:40,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:35:40,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,313 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2023-11-29 00:35:40,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:35:40,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:35:40,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:35:40,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:35:40,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,330 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,361 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:35:40,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:35:40,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:35:40,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:35:40,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:35:40,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (1/1) ... [2023-11-29 00:35:40,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:35:40,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:35:40,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:35:40,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:35:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:35:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:35:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:35:40,462 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:35:40,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:35:40,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:35:40,546 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:35:40,549 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:35:53,633 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:35:53,682 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:35:53,682 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:35:53,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:53 BoogieIcfgContainer [2023-11-29 00:35:53,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:35:53,685 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:35:53,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:35:53,689 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:35:53,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:35:39" (1/3) ... [2023-11-29 00:35:53,690 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b08d941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:35:53, skipping insertion in model container [2023-11-29 00:35:53,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:35:40" (2/3) ... [2023-11-29 00:35:53,690 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b08d941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:35:53, skipping insertion in model container [2023-11-29 00:35:53,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:35:53" (3/3) ... [2023-11-29 00:35:53,692 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-46.i [2023-11-29 00:35:53,710 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:35:53,710 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:35:53,759 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:35:53,765 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;@345e2eff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:35:53,766 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:35:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.5116279069767442) internal successors, (65), 44 states have internal predecessors, (65), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:35:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-29 00:35:53,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:35:53,786 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:35:53,786 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:35:53,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:35:53,790 INFO L85 PathProgramCache]: Analyzing trace with hash -98597261, now seen corresponding path program 1 times [2023-11-29 00:35:53,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:35:53,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1633699042] [2023-11-29 00:35:53,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:35:53,805 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 [2023-11-29 00:35:53,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:35:53,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:35:53,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:35:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:35:54,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:35:54,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:35:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2023-11-29 00:35:54,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:35:54,744 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:35:54,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1633699042] [2023-11-29 00:35:54,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1633699042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:35:54,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:35:54,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:35:54,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072407596] [2023-11-29 00:35:54,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:35:54,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:35:54,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:35:54,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:35:54,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:35:54,786 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.5116279069767442) internal successors, (65), 44 states have internal predecessors, (65), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:35:59,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:35:59,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:35:59,620 INFO L93 Difference]: Finished difference Result 134 states and 241 transitions. [2023-11-29 00:35:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:35:59,822 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 146 [2023-11-29 00:35:59,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:35:59,827 INFO L225 Difference]: With dead ends: 134 [2023-11-29 00:35:59,827 INFO L226 Difference]: Without dead ends: 66 [2023-11-29 00:35:59,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:35:59,833 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-29 00:35:59,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2023-11-29 00:35:59,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-29 00:35:59,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-11-29 00:35:59,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 41 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:35:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 102 transitions. [2023-11-29 00:35:59,879 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 102 transitions. Word has length 146 [2023-11-29 00:35:59,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:35:59,879 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 102 transitions. [2023-11-29 00:35:59,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:35:59,880 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2023-11-29 00:35:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-29 00:35:59,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:35:59,890 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:35:59,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:36:00,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:36:00,091 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:36:00,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:36:00,092 INFO L85 PathProgramCache]: Analyzing trace with hash -65537214, now seen corresponding path program 1 times [2023-11-29 00:36:00,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:36:00,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739581433] [2023-11-29 00:36:00,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:36:00,093 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 [2023-11-29 00:36:00,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:36:00,094 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:36:00,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:36:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:36:00,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:36:00,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:36:02,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 256 proven. 57 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2023-11-29 00:36:02,396 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:36:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:36:02,771 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:36:02,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1739581433] [2023-11-29 00:36:02,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1739581433] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:36:02,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:36:02,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-29 00:36:02,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765066465] [2023-11-29 00:36:02,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:36:02,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:36:02,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:36:02,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:36:02,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:36:02,775 INFO L87 Difference]: Start difference. First operand 66 states and 102 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:36:07,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:36:11,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:36:15,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:36:19,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:36:20,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:36:20,011 INFO L93 Difference]: Finished difference Result 159 states and 243 transitions. [2023-11-29 00:36:20,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:36:20,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2023-11-29 00:36:20,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:36:20,015 INFO L225 Difference]: With dead ends: 159 [2023-11-29 00:36:20,015 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 00:36:20,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:36:20,018 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 58 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:36:20,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 258 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 4 Unknown, 0 Unchecked, 17.2s Time] [2023-11-29 00:36:20,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 00:36:20,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2023-11-29 00:36:20,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 64 states have internal predecessors, (89), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:36:20,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 139 transitions. [2023-11-29 00:36:20,037 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 139 transitions. Word has length 147 [2023-11-29 00:36:20,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:36:20,038 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 139 transitions. [2023-11-29 00:36:20,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:36:20,038 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2023-11-29 00:36:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-29 00:36:20,042 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:36:20,042 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:36:20,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-29 00:36:20,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:36:20,246 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:36:20,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:36:20,247 INFO L85 PathProgramCache]: Analyzing trace with hash -73163710, now seen corresponding path program 1 times [2023-11-29 00:36:20,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:36:20,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [474159669] [2023-11-29 00:36:20,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:36:20,248 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 [2023-11-29 00:36:20,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:36:20,249 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:36:20,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:38:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:38:52,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:38:52,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:39:08,007 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:39:12,210 WARN L854 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2023-11-29 00:39:16,326 WARN L876 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2023-11-29 00:39:28,944 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:39:41,556 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:39:54,176 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:40:06,820 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:40:19,071 WARN L293 SmtUtils]: Spent 8.04s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:40:31,741 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:40:44,382 WARN L293 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:40:57,039 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:41:08,235 WARN L293 SmtUtils]: Spent 6.97s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:41:20,885 WARN L293 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:41:33,566 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:41:46,251 WARN L293 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:41:58,917 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:42:10,282 WARN L293 SmtUtils]: Spent 7.15s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:42:22,988 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:42:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:42:22,990 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:42:22,990 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:42:22,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [474159669] [2023-11-29 00:42:22,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [474159669] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:42:22,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:42:22,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:42:22,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349984569] [2023-11-29 00:42:22,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:42:22,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:42:22,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:42:22,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:42:22,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2023-11-29 00:42:22,994 INFO L87 Difference]: Start difference. First operand 91 states and 139 transitions. Second operand has 5 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:42:27,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:32,441 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-11-29 00:42:37,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:42,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:46,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:50,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:54,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:58,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:03,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:07,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:12,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:16,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:16,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:43:16,135 INFO L93 Difference]: Finished difference Result 193 states and 295 transitions. [2023-11-29 00:43:16,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:43:16,349 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2023-11-29 00:43:16,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:43:16,352 INFO L225 Difference]: With dead ends: 193 [2023-11-29 00:43:16,352 INFO L226 Difference]: Without dead ends: 191 [2023-11-29 00:43:16,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2023-11-29 00:43:16,354 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 64 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 47 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 280 IncrementalHoareTripleChecker+Unchecked, 48.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:43:16,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 345 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 15 Invalid, 10 Unknown, 280 Unchecked, 48.6s Time] [2023-11-29 00:43:16,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-29 00:43:16,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 148. [2023-11-29 00:43:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 97 states have internal predecessors, (130), 48 states have call successors, (48), 3 states have call predecessors, (48), 3 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 00:43:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 226 transitions. [2023-11-29 00:43:16,382 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 226 transitions. Word has length 147 [2023-11-29 00:43:16,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:43:16,383 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 226 transitions. [2023-11-29 00:43:16,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:43:16,384 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 226 transitions. [2023-11-29 00:43:16,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-29 00:43:16,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:43:16,387 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:43:16,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 00:43:16,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:43:16,594 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:43:16,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:43:16,595 INFO L85 PathProgramCache]: Analyzing trace with hash -73104128, now seen corresponding path program 1 times [2023-11-29 00:43:16,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:43:16,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2037481737] [2023-11-29 00:43:16,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:43:16,596 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 [2023-11-29 00:43:16,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:43:16,597 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:43:16,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a76b0df-c809-49cf-96ec-f8d993e9e646/bin/uautomizer-verify-BQ2R08f2Ya/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 (5)] Waiting until timeout for monitored process [2023-11-29 00:46:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:46:51,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:46:51,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:47:06,991 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:47:11,198 WARN L854 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2023-11-29 00:47:15,399 WARN L876 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2023-11-29 00:47:28,030 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:47:40,732 WARN L293 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:47:53,440 WARN L293 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:48:06,178 WARN L293 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:48:18,874 WARN L293 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:48:31,548 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:48:44,236 WARN L293 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:48:56,498 WARN L293 SmtUtils]: Spent 8.00s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:49:09,152 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:49:21,818 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:49:34,503 WARN L293 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:49:47,154 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:49:59,815 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)