./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 3ee6bf6011580eaa6570c3402c462e285b418b31675b2c310f08d8862af6b7b0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:22:12,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:22:12,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:22:12,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:22:12,490 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:22:12,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:22:12,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:22:12,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:22:12,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:22:12,513 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:22:12,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:22:12,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:22:12,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:22:12,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:22:12,516 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:22:12,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:22:12,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:22:12,518 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:22:12,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:22:12,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:22:12,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:22:12,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:22:12,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:22:12,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:22:12,521 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:22:12,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:22:12,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:22:12,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:22:12,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:22:12,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:22:12,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:22:12,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:22:12,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:22:12,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:22:12,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:22:12,525 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:22:12,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:22:12,526 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:22:12,526 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:22:12,526 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:22:12,526 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:22:12,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:22:12,527 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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ee6bf6011580eaa6570c3402c462e285b418b31675b2c310f08d8862af6b7b0 [2023-11-29 04:22:12,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:22:12,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:22:12,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:22:12,777 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:22:12,777 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:22:12,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i [2023-11-29 04:22:15,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:22:15,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:22:15,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i [2023-11-29 04:22:15,810 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data/fb1368bae/ffd7e3bfc08f4424b23faafb6d03ae64/FLAG7d0aca53e [2023-11-29 04:22:15,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data/fb1368bae/ffd7e3bfc08f4424b23faafb6d03ae64 [2023-11-29 04:22:15,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:22:15,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:22:15,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:22:15,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:22:15,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:22:15,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:22:15" (1/1) ... [2023-11-29 04:22:15,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507df84c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:15, skipping insertion in model container [2023-11-29 04:22:15,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:22:15" (1/1) ... [2023-11-29 04:22:15,863 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:22:15,983 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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i[917,930] [2023-11-29 04:22:16,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:22:16,041 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:22:16,051 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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i[917,930] [2023-11-29 04:22:16,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:22:16,092 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:22:16,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16 WrapperNode [2023-11-29 04:22:16,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:22:16,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:22:16,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:22:16,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:22:16,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,141 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2023-11-29 04:22:16,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:22:16,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:22:16,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:22:16,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:22:16,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,158 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,172 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 04:22:16,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:22:16,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:22:16,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:22:16,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:22:16,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (1/1) ... [2023-11-29 04:22:16,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:22:16,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:16,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:22:16,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:22:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:22:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:22:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:22:16,351 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:22:16,354 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:22:16,598 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:22:16,643 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:22:16,643 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:22:16,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:16 BoogieIcfgContainer [2023-11-29 04:22:16,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:22:16,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:22:16,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:22:16,651 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:22:16,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:22:15" (1/3) ... [2023-11-29 04:22:16,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f5ea62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:22:16, skipping insertion in model container [2023-11-29 04:22:16,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:16" (2/3) ... [2023-11-29 04:22:16,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f5ea62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:22:16, skipping insertion in model container [2023-11-29 04:22:16,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:16" (3/3) ... [2023-11-29 04:22:16,655 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-50.i [2023-11-29 04:22:16,673 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:22:16,673 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:22:16,718 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:22:16,725 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;@760825d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:22:16,726 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:22:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 04:22:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:22:16,743 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:16,743 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:16,744 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:16,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:16,748 INFO L85 PathProgramCache]: Analyzing trace with hash -189842542, now seen corresponding path program 1 times [2023-11-29 04:22:16,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:16,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724102226] [2023-11-29 04:22:16,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:16,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:22:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:22:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 04:22:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 04:22:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:22:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 04:22:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 04:22:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-29 04:22:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-29 04:22:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 04:22:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 04:22:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 04:22:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 04:22:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-29 04:22:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 04:22:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:22:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 04:22:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 04:22:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 04:22:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 04:22:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 04:22:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 04:22:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 04:22:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 04:22:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 04:22:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 04:22:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 04:22:17,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:22:17,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724102226] [2023-11-29 04:22:17,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724102226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:17,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:17,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:22:17,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160850243] [2023-11-29 04:22:17,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:17,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:22:17,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:22:17,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:22:17,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:22:17,211 INFO L87 Difference]: Start difference. First operand has 62 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 04:22:17,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:17,253 INFO L93 Difference]: Finished difference Result 121 states and 216 transitions. [2023-11-29 04:22:17,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:22:17,255 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 155 [2023-11-29 04:22:17,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:17,263 INFO L225 Difference]: With dead ends: 121 [2023-11-29 04:22:17,263 INFO L226 Difference]: Without dead ends: 60 [2023-11-29 04:22:17,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 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 04:22:17,271 INFO L413 NwaCegarLoop]: 88 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, 88 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 04:22:17,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:22:17,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-29 04:22:17,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-11-29 04:22:17,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 04:22:17,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 91 transitions. [2023-11-29 04:22:17,318 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 91 transitions. Word has length 155 [2023-11-29 04:22:17,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:17,319 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 91 transitions. [2023-11-29 04:22:17,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 04:22:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 91 transitions. [2023-11-29 04:22:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:22:17,324 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:17,324 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:17,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:22:17,325 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:17,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:17,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1185406298, now seen corresponding path program 1 times [2023-11-29 04:22:17,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:17,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055642151] [2023-11-29 04:22:17,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:17,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 04:22:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 04:22:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 04:22:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 04:22:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-29 04:22:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 04:22:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 04:22:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-29 04:22:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-29 04:22:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 04:22:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 04:22:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 04:22:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 04:22:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-29 04:22:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 04:22:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 04:22:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 04:22:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 04:22:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 04:22:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 04:22:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 04:22:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 04:22:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 04:22:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 04:22:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 04:22:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 04:22:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 04:22:17,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:22:17,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055642151] [2023-11-29 04:22:17,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055642151] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:17,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:17,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:22:17,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721542291] [2023-11-29 04:22:17,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:17,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:22:17,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:22:17,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:22:17,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:22:17,748 INFO L87 Difference]: Start difference. First operand 60 states and 91 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 04:22:17,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:17,997 INFO L93 Difference]: Finished difference Result 188 states and 284 transitions. [2023-11-29 04:22:17,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:22:17,997 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 155 [2023-11-29 04:22:17,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:18,002 INFO L225 Difference]: With dead ends: 188 [2023-11-29 04:22:18,002 INFO L226 Difference]: Without dead ends: 129 [2023-11-29 04:22:18,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:22:18,005 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 70 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:22:18,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 353 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:22:18,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-29 04:22:18,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 117. [2023-11-29 04:22:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 04:22:18,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2023-11-29 04:22:18,042 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 155 [2023-11-29 04:22:18,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:18,043 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2023-11-29 04:22:18,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 04:22:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2023-11-29 04:22:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:22:18,047 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:18,047 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:18,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:22:18,048 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:18,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:18,049 INFO L85 PathProgramCache]: Analyzing trace with hash 376059672, now seen corresponding path program 1 times [2023-11-29 04:22:18,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:22:18,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406943134] [2023-11-29 04:22:18,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:18,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:22:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:22:18,212 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 04:22:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 04:22:18,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 04:22:18,354 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 04:22:18,356 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:22:18,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:22:18,361 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-29 04:22:18,366 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:22:18,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:22:18 BoogieIcfgContainer [2023-11-29 04:22:18,461 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:22:18,461 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:22:18,461 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:22:18,462 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:22:18,462 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:16" (3/4) ... [2023-11-29 04:22:18,464 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 04:22:18,466 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:22:18,467 INFO L158 Benchmark]: Toolchain (without parser) took 2637.66ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 117.2MB in the beginning and 106.2MB in the end (delta: 11.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-29 04:22:18,467 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 157.3MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:22:18,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.06ms. Allocated memory is still 157.3MB. Free memory was 116.7MB in the beginning and 104.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 04:22:18,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.36ms. Allocated memory is still 157.3MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:22:18,469 INFO L158 Benchmark]: Boogie Preprocessor took 48.34ms. Allocated memory is still 157.3MB. Free memory was 101.5MB in the beginning and 98.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:22:18,469 INFO L158 Benchmark]: RCFGBuilder took 452.62ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 80.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 04:22:18,470 INFO L158 Benchmark]: TraceAbstraction took 1813.50ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 78.9MB in the beginning and 106.2MB in the end (delta: -27.3MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-29 04:22:18,470 INFO L158 Benchmark]: Witness Printer took 4.36ms. Allocated memory is still 188.7MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:22:18,473 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 157.3MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.06ms. Allocated memory is still 157.3MB. Free memory was 116.7MB in the beginning and 104.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.36ms. Allocated memory is still 157.3MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.34ms. Allocated memory is still 157.3MB. Free memory was 101.5MB in the beginning and 98.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 452.62ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 80.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1813.50ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 78.9MB in the beginning and 106.2MB in the end (delta: -27.3MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Witness Printer took 4.36ms. Allocated memory is still 188.7MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 121. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 8.875; [L24] double var_1_3 = 63.5; [L25] double var_1_4 = 16.6; [L26] double var_1_5 = 127.8; [L27] unsigned char var_1_9 = 1; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 0; [L30] signed short int var_1_12 = -2; [L31] signed short int var_1_13 = 64; [L32] signed short int var_1_14 = 2; [L33] signed short int var_1_15 = 4; [L34] signed short int var_1_16 = 26204; [L35] signed short int var_1_17 = 5; [L36] signed long int var_1_18 = -5; [L37] signed long int var_1_19 = 100; [L38] signed long int var_1_20 = 0; [L39] signed long int var_1_21 = 128; [L40] signed long int last_1_var_1_18 = -5; [L125] isInitial = 1 [L126] FCALL initially() [L127] COND TRUE 1 [L128] CALL updateLastVariables() [L118] last_1_var_1_18 = var_1_18 [L128] RET updateLastVariables() [L129] CALL updateVariables() [L75] var_1_2 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L76] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L77] var_1_3 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L78] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L79] var_1_4 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_5=639/5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_5=639/5, var_1_9=1] [L80] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_5=639/5, var_1_9=1] [L81] var_1_5 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L82] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L83] var_1_9 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128] [L84] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128] [L85] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L85] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L86] var_1_10 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L87] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L88] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L88] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L89] var_1_11 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L90] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L91] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L91] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L92] var_1_13 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_13 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L93] RET assume_abort_if_not(var_1_13 >= -32767) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L94] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L94] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L95] var_1_14 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_14 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L96] RET assume_abort_if_not(var_1_14 >= -32767) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L97] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L97] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L98] var_1_15 = __VERIFIER_nondet_short() [L99] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L99] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L100] CALL assume_abort_if_not(var_1_15 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L100] RET assume_abort_if_not(var_1_15 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L101] var_1_16 = __VERIFIER_nondet_short() [L102] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L102] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L103] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L104] var_1_17 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L105] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L106] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L107] var_1_19 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L108] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L109] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_9=1] [L110] var_1_20 = __VERIFIER_nondet_long() [L111] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=128, var_1_9=1] [L111] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=128, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_20 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=128, var_1_9=1] [L112] RET assume_abort_if_not(var_1_20 <= 536870911) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=128, var_1_9=1] [L113] var_1_21 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L114] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L115] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L129] RET updateVariables() [L130] CALL step() [L44] signed long int stepLocal_1 = last_1_var_1_18; VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_1=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L45] COND FALSE !(stepLocal_1 >= 0) [L48] var_1_12 = ((((var_1_13) > ((var_1_15 - (var_1_16 - var_1_17)))) ? (var_1_13) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_1=-5, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L50] signed long int stepLocal_3 = var_1_15 - var_1_19; [L51] signed short int stepLocal_2 = var_1_12; VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_1=-5, stepLocal_2=-32766, stepLocal_3=-1, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L52] COND FALSE !(var_1_12 > stepLocal_3) [L57] var_1_18 = var_1_14 VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_1=-5, stepLocal_2=-32766, stepLocal_3=-1, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-32767, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L59] signed long int stepLocal_0 = (((var_1_12) > (var_1_18)) ? (var_1_12) : (var_1_18)); VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_0=-32766, stepLocal_1=-5, stepLocal_2=-32766, stepLocal_3=-1, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-32767, var_1_19=0, var_1_1=1, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L60] COND FALSE !((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) [L71] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_18=-5, stepLocal_0=-32766, stepLocal_1=-5, stepLocal_2=-32766, stepLocal_3=-1, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-32767, var_1_19=0, var_1_1=0, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L130] RET step() [L131] CALL, EXPR property() [L121-L122] return ((((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) ? ((((((var_1_12) > (var_1_18)) ? (var_1_12) : (var_1_18))) < var_1_18) ? (var_1_9 ? (var_1_1 == ((unsigned char) var_1_10)) : (var_1_1 == ((unsigned char) var_1_10))) : (var_1_1 == ((unsigned char) var_1_10))) : (var_1_1 == ((unsigned char) var_1_11))) && ((last_1_var_1_18 >= 0) ? (var_1_12 == ((signed short int) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((signed short int) ((((var_1_13) > ((var_1_15 - (var_1_16 - var_1_17)))) ? (var_1_13) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && ((var_1_12 > (var_1_15 - var_1_19)) ? ((var_1_13 < var_1_12) ? (var_1_18 == ((signed long int) ((var_1_17 + (var_1_16 + var_1_20)) - var_1_21))) : 1) : (var_1_18 == ((signed long int) var_1_14))) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-32767, var_1_19=0, var_1_1=0, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-32766, var_1_13=-32766, var_1_14=-32767, var_1_15=-1, var_1_16=32766, var_1_17=0, var_1_18=-32767, var_1_19=0, var_1_1=0, var_1_20=536870911, var_1_21=2147483646, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 3, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 441 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 259 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 182 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=2, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 465 NumberOfCodeBlocks, 465 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 480 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2600/2600 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 04:22:18,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 3ee6bf6011580eaa6570c3402c462e285b418b31675b2c310f08d8862af6b7b0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:22:20,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:22:20,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 04:22:20,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:22:20,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:22:20,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:22:20,599 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:22:20,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:22:20,600 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:22:20,601 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:22:20,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:22:20,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:22:20,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:22:20,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:22:20,604 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:22:20,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:22:20,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:22:20,606 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:22:20,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:22:20,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:22:20,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:22:20,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:22:20,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:22:20,609 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:22:20,609 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:22:20,610 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:22:20,610 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:22:20,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:22:20,611 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:22:20,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:22:20,612 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:22:20,613 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:22:20,613 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:22:20,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:22:20,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:22:20,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:22:20,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:22:20,614 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:22:20,615 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:22:20,615 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:22:20,615 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:22:20,615 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:22:20,615 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:22:20,616 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:22:20,616 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:22:20,616 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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ee6bf6011580eaa6570c3402c462e285b418b31675b2c310f08d8862af6b7b0 [2023-11-29 04:22:20,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:22:20,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:22:20,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:22:20,936 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:22:20,936 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:22:20,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i [2023-11-29 04:22:23,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:22:23,965 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:22:23,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i [2023-11-29 04:22:23,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data/26f67e155/bd098cb0dc89466c9a72d9d5b4751b04/FLAG076e7e542 [2023-11-29 04:22:23,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/data/26f67e155/bd098cb0dc89466c9a72d9d5b4751b04 [2023-11-29 04:22:23,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:22:23,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:22:23,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:22:23,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:22:24,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:22:24,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:22:23" (1/1) ... [2023-11-29 04:22:24,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca51a07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24, skipping insertion in model container [2023-11-29 04:22:24,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:22:23" (1/1) ... [2023-11-29 04:22:24,034 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:22:24,188 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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i[917,930] [2023-11-29 04:22:24,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:22:24,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:22:24,262 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_2780a7b7-72c0-4318-835f-fb72d2f8bc36/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-50.i[917,930] [2023-11-29 04:22:24,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:22:24,308 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:22:24,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24 WrapperNode [2023-11-29 04:22:24,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:22:24,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:22:24,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:22:24,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:22:24,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,355 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 143 [2023-11-29 04:22:24,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:22:24,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:22:24,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:22:24,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:22:24,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,373 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,388 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 04:22:24,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,406 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:22:24,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:22:24,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:22:24,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:22:24,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (1/1) ... [2023-11-29 04:22:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:22:24,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:22:24,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:22:24,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:22:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:22:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:22:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 04:22:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 04:22:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:22:24,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:22:24,603 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:22:24,605 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:22:26,964 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:22:27,018 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:22:27,018 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:22:27,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:27 BoogieIcfgContainer [2023-11-29 04:22:27,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:22:27,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:22:27,022 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:22:27,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:22:27,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:22:23" (1/3) ... [2023-11-29 04:22:27,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@726aa2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:22:27, skipping insertion in model container [2023-11-29 04:22:27,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:22:24" (2/3) ... [2023-11-29 04:22:27,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@726aa2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:22:27, skipping insertion in model container [2023-11-29 04:22:27,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:22:27" (3/3) ... [2023-11-29 04:22:27,028 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-50.i [2023-11-29 04:22:27,044 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:22:27,045 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:22:27,093 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:22:27,101 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;@4f9b6953, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:22:27,101 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:22:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 04:22:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:22:27,120 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:27,121 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:27,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:27,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:27,126 INFO L85 PathProgramCache]: Analyzing trace with hash -189842542, now seen corresponding path program 1 times [2023-11-29 04:22:27,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:22:27,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102790826] [2023-11-29 04:22:27,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:27,138 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 04:22:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:22:27,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:27,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:27,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 04:22:27,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:22:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2023-11-29 04:22:27,508 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:22:27,508 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:22:27,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102790826] [2023-11-29 04:22:27,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102790826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:27,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:27,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:22:27,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987594419] [2023-11-29 04:22:27,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:27,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:22:27,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:22:27,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:22:27,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:22:27,552 INFO L87 Difference]: Start difference. First operand has 62 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 04:22:28,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:28,369 INFO L93 Difference]: Finished difference Result 121 states and 216 transitions. [2023-11-29 04:22:28,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:22:28,386 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 155 [2023-11-29 04:22:28,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:28,396 INFO L225 Difference]: With dead ends: 121 [2023-11-29 04:22:28,396 INFO L226 Difference]: Without dead ends: 60 [2023-11-29 04:22:28,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 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 04:22:28,404 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:22:28,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 04:22:28,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-29 04:22:28,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-11-29 04:22:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 04:22:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 91 transitions. [2023-11-29 04:22:28,447 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 91 transitions. Word has length 155 [2023-11-29 04:22:28,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:28,447 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 91 transitions. [2023-11-29 04:22:28,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 04:22:28,448 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 91 transitions. [2023-11-29 04:22:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:22:28,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:28,450 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:28,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:28,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:28,651 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:28,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:28,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1185406298, now seen corresponding path program 1 times [2023-11-29 04:22:28,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:22:28,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1168371606] [2023-11-29 04:22:28,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:28,654 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 04:22:28,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:22:28,655 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:28,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:28,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:22:28,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:22:29,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 04:22:29,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:22:29,574 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:22:29,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1168371606] [2023-11-29 04:22:29,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1168371606] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:22:29,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:22:29,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:22:29,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696651246] [2023-11-29 04:22:29,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:22:29,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:22:29,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:22:29,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:22:29,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:22:29,579 INFO L87 Difference]: Start difference. First operand 60 states and 91 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 04:22:31,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:22:31,523 INFO L93 Difference]: Finished difference Result 188 states and 284 transitions. [2023-11-29 04:22:31,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:22:31,537 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 155 [2023-11-29 04:22:31,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:22:31,542 INFO L225 Difference]: With dead ends: 188 [2023-11-29 04:22:31,542 INFO L226 Difference]: Without dead ends: 129 [2023-11-29 04:22:31,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:22:31,545 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 67 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:22:31,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 353 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:22:31,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-29 04:22:31,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 117. [2023-11-29 04:22:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 04:22:31,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2023-11-29 04:22:31,578 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 155 [2023-11-29 04:22:31,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:22:31,580 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2023-11-29 04:22:31,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 04:22:31,580 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2023-11-29 04:22:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:22:31,584 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:22:31,584 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:22:31,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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)] Ended with exit code 0 [2023-11-29 04:22:31,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:31,786 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:22:31,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:22:31,787 INFO L85 PathProgramCache]: Analyzing trace with hash 376059672, now seen corresponding path program 1 times [2023-11-29 04:22:31,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:22:31,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1154302397] [2023-11-29 04:22:31,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:22:31,789 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 04:22:31,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:22:31,790 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:31,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:22:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:22:32,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 04:22:32,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:23:00,537 WARN L293 SmtUtils]: Spent 5.65s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:31:28,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 04:31:28,288 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:31:28,288 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:31:28,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1154302397] [2023-11-29 04:31:28,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1154302397] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:31:28,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:31:28,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 04:31:28,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683065268] [2023-11-29 04:31:28,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:31:28,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 04:31:28,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:31:28,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 04:31:28,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:31:28,293 INFO L87 Difference]: Start difference. First operand 117 states and 179 transitions. Second operand has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 04:31:29,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:32,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:33,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:36,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:39,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:44,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:45,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:52,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:31:56,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:00,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:04,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:06,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:08,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:16,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:18,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:19,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:21,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:22,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:24,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:27,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:30,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:32,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:34,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:49,110 WARN L293 SmtUtils]: Spent 9.13s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:32:50,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:08,285 WARN L293 SmtUtils]: Spent 10.89s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 04:33:09,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:12,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:13,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:18,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:21,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:23,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:24,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:25,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:28,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:29,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:30,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:32,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:34,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:35,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:37,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:38,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:41,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:42,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:44,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:45,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:48,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:51,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:33:52,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:33:52,180 INFO L93 Difference]: Finished difference Result 167 states and 243 transitions. [2023-11-29 04:33:52,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 04:33:52,200 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 155 [2023-11-29 04:33:52,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:33:52,204 INFO L225 Difference]: With dead ends: 167 [2023-11-29 04:33:52,204 INFO L226 Difference]: Without dead ends: 165 [2023-11-29 04:33:52,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 45.2s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2023-11-29 04:33:52,205 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 101 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 110.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 112.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:33:52,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 504 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 112.5s Time] [2023-11-29 04:33:52,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-29 04:33:52,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 142. [2023-11-29 04:33:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 76 states have (on average 1.1842105263157894) internal successors, (90), 77 states have internal predecessors, (90), 62 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 04:33:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 214 transitions. [2023-11-29 04:33:52,244 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 214 transitions. Word has length 155 [2023-11-29 04:33:52,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:33:52,245 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 214 transitions. [2023-11-29 04:33:52,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.111111111111111) internal successors, (28), 8 states have internal predecessors, (28), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 04:33:52,246 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 214 transitions. [2023-11-29 04:33:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-29 04:33:52,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:33:52,249 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:33:52,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:33:52,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:33:52,454 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:33:52,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:33:52,455 INFO L85 PathProgramCache]: Analyzing trace with hash 44263108, now seen corresponding path program 1 times [2023-11-29 04:33:52,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:33:52,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1025982945] [2023-11-29 04:33:52,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:33:52,456 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 04:33:52,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:33:52,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:33:52,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2780a7b7-72c0-4318-835f-fb72d2f8bc36/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 04:33:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:53,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 04:33:53,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:35:13,673 WARN L293 SmtUtils]: Spent 19.28s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)