./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX --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 d73a258e71b63532179df3e0e674916a6340df363ab518c29841a60a73601683 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:09:59,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:09:59,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 19:09:59,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:09:59,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:09:59,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:09:59,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:09:59,220 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:09:59,221 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:09:59,222 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:09:59,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:09:59,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:09:59,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:09:59,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:09:59,225 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:09:59,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:09:59,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:09:59,226 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:09:59,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:09:59,227 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:09:59,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:09:59,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:09:59,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:09:59,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:09:59,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:09:59,233 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:09:59,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:09:59,233 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:09:59,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:09:59,236 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:09:59,237 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:09:59,237 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:09:59,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:09:59,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:09:59,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:09:59,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:09:59,239 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:09:59,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:09:59,239 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:09:59,240 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:09:59,240 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:09:59,244 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:09:59,244 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_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d73a258e71b63532179df3e0e674916a6340df363ab518c29841a60a73601683 [2024-11-08 19:09:59,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:09:59,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:09:59,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:09:59,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:09:59,610 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:09:59,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i Unable to find full path for "g++" [2024-11-08 19:10:01,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:10:02,108 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:10:02,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i [2024-11-08 19:10:02,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data/859b650f0/33024e32a31540188da4f2a2a86e4904/FLAG0f32b22e4 [2024-11-08 19:10:02,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data/859b650f0/33024e32a31540188da4f2a2a86e4904 [2024-11-08 19:10:02,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:10:02,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:10:02,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:10:02,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:10:02,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:10:02,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@abd6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02, skipping insertion in model container [2024-11-08 19:10:02,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:10:02,699 WARN L250 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_4a55e856-b15c-4f61-afbb-d815833447b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i[917,930] [2024-11-08 19:10:02,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:10:02,794 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:10:02,810 WARN L250 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_4a55e856-b15c-4f61-afbb-d815833447b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i[917,930] [2024-11-08 19:10:02,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:10:02,857 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:10:02,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02 WrapperNode [2024-11-08 19:10:02,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:10:02,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:10:02,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:10:02,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:10:02,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,921 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2024-11-08 19:10:02,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:10:02,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:10:02,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:10:02,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:10:02,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,943 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,961 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]. [2024-11-08 19:10:02,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:10:02,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:10:02,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:10:02,983 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:10:02,984 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (1/1) ... [2024-11-08 19:10:02,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:10:03,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:10:03,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:10:03,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:10:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:10:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:10:03,089 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:10:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 19:10:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:10:03,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:10:03,218 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:10:03,222 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:10:03,740 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:10:03,740 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:10:03,769 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:10:03,770 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:10:03,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:10:03 BoogieIcfgContainer [2024-11-08 19:10:03,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:10:03,774 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:10:03,776 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:10:03,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:10:03,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:10:02" (1/3) ... [2024-11-08 19:10:03,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c17f572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:10:03, skipping insertion in model container [2024-11-08 19:10:03,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:02" (2/3) ... [2024-11-08 19:10:03,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c17f572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:10:03, skipping insertion in model container [2024-11-08 19:10:03,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:10:03" (3/3) ... [2024-11-08 19:10:03,790 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-34.i [2024-11-08 19:10:03,815 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:10:03,815 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:10:03,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:10:03,930 INFO L333 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, 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;@3e5c7f39, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:10:03,932 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:10:03,937 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 19:10:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 19:10:03,960 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:03,961 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:03,962 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:03,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:03,970 INFO L85 PathProgramCache]: Analyzing trace with hash 115588162, now seen corresponding path program 1 times [2024-11-08 19:10:03,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:10:03,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190927702] [2024-11-08 19:10:03,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:03,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:10:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:10:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:10:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:10:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 19:10:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 19:10:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 19:10:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:10:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:10:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 19:10:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 19:10:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 19:10:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 19:10:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 19:10:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 19:10:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 19:10:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 19:10:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 19:10:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 19:10:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 19:10:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:10:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 19:10:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 19:10:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 19:10:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 19:10:04,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:10:04,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190927702] [2024-11-08 19:10:04,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190927702] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:10:04,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:10:04,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:10:04,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025686806] [2024-11-08 19:10:04,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:04,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:10:04,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:10:04,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:10:04,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:10:04,693 INFO L87 Difference]: Start difference. First operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 19:10:04,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:10:04,732 INFO L93 Difference]: Finished difference Result 115 states and 201 transitions. [2024-11-08 19:10:04,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:10:04,736 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-08 19:10:04,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:10:04,746 INFO L225 Difference]: With dead ends: 115 [2024-11-08 19:10:04,746 INFO L226 Difference]: Without dead ends: 57 [2024-11-08 19:10:04,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:10:04,755 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:10:04,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:10:04,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-08 19:10:04,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-08 19:10:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 19:10:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2024-11-08 19:10:04,819 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 141 [2024-11-08 19:10:04,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:10:04,820 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2024-11-08 19:10:04,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 19:10:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2024-11-08 19:10:04,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 19:10:04,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:04,826 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:04,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:10:04,827 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:04,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:04,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1666889408, now seen corresponding path program 1 times [2024-11-08 19:10:04,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:10:04,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440295798] [2024-11-08 19:10:04,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:04,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:10:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:10:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:10:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:10:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 19:10:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 19:10:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 19:10:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:10:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 19:10:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 19:10:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 19:10:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 19:10:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 19:10:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 19:10:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 19:10:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 19:10:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 19:10:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 19:10:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 19:10:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 19:10:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:10:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 19:10:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 19:10:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 19:10:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 19:10:11,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:10:11,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440295798] [2024-11-08 19:10:11,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440295798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:10:11,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:10:11,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 19:10:11,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166311242] [2024-11-08 19:10:11,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:11,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 19:10:11,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:10:11,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 19:10:11,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-08 19:10:11,878 INFO L87 Difference]: Start difference. First operand 57 states and 85 transitions. Second operand has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 19:10:13,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:10:13,490 INFO L93 Difference]: Finished difference Result 139 states and 203 transitions. [2024-11-08 19:10:13,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:10:13,493 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-08 19:10:13,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:10:13,499 INFO L225 Difference]: With dead ends: 139 [2024-11-08 19:10:13,499 INFO L226 Difference]: Without dead ends: 85 [2024-11-08 19:10:13,500 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-08 19:10:13,502 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 150 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:10:13,503 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 300 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 19:10:13,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-08 19:10:13,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 64. [2024-11-08 19:10:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 39 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 19:10:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 94 transitions. [2024-11-08 19:10:13,532 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 94 transitions. Word has length 141 [2024-11-08 19:10:13,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:10:13,534 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 94 transitions. [2024-11-08 19:10:13,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 19:10:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2024-11-08 19:10:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 19:10:13,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:13,537 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:13,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:10:13,537 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:13,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:13,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1818731262, now seen corresponding path program 1 times [2024-11-08 19:10:13,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:10:13,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54348317] [2024-11-08 19:10:13,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:13,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:10:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:10:13,686 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:10:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:10:13,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:10:13,823 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:10:13,825 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 19:10:13,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 19:10:13,831 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 19:10:13,945 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:10:13,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:10:13 BoogieIcfgContainer [2024-11-08 19:10:13,950 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:10:13,950 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:10:13,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:10:13,951 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:10:13,952 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:10:03" (3/4) ... [2024-11-08 19:10:13,955 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:10:13,956 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:10:13,958 INFO L158 Benchmark]: Toolchain (without parser) took 11529.01ms. Allocated memory was 130.0MB in the beginning and 283.1MB in the end (delta: 153.1MB). Free memory was 94.3MB in the beginning and 218.3MB in the end (delta: -124.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-11-08 19:10:13,958 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:10:13,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.58ms. Allocated memory is still 130.0MB. Free memory was 94.1MB in the beginning and 79.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:10:13,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.03ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 77.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:10:13,960 INFO L158 Benchmark]: Boogie Preprocessor took 59.61ms. Allocated memory is still 130.0MB. Free memory was 77.0MB in the beginning and 74.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:10:13,961 INFO L158 Benchmark]: RCFGBuilder took 788.70ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 74.2MB in the beginning and 157.7MB in the end (delta: -83.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-08 19:10:13,962 INFO L158 Benchmark]: TraceAbstraction took 10175.48ms. Allocated memory was 195.0MB in the beginning and 283.1MB in the end (delta: 88.1MB). Free memory was 157.7MB in the beginning and 219.4MB in the end (delta: -61.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-08 19:10:13,963 INFO L158 Benchmark]: Witness Printer took 6.17ms. Allocated memory is still 283.1MB. Free memory is still 218.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:10:13,966 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.58ms. Allocated memory is still 130.0MB. Free memory was 94.1MB in the beginning and 79.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.03ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 77.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.61ms. Allocated memory is still 130.0MB. Free memory was 77.0MB in the beginning and 74.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 788.70ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 74.2MB in the beginning and 157.7MB in the end (delta: -83.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * TraceAbstraction took 10175.48ms. Allocated memory was 195.0MB in the beginning and 283.1MB in the end (delta: 88.1MB). Free memory was 157.7MB in the beginning and 219.4MB in the end (delta: -61.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Witness Printer took 6.17ms. Allocated memory is still 283.1MB. Free memory is still 218.3MB. 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 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 16.6; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 1; [L25] double var_1_4 = 10.6; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_7 = 1; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 0; [L30] signed char var_1_10 = 10; [L31] unsigned char var_1_11 = 100; [L32] unsigned char var_1_12 = 64; [L33] unsigned char var_1_13 = 100; [L34] signed char var_1_14 = -4; [L35] signed char var_1_15 = 32; [L36] signed char var_1_16 = 4; [L37] signed char var_1_17 = 64; [L38] unsigned char last_1_var_1_5 = 0; VAL [isInitial=0, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=1, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] last_1_var_1_5 = var_1_5 VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=1, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L66] var_1_2 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L67] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L68] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L68] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L71] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_4=53/5, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L72] var_1_4 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L73] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L75] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L77] var_1_8 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L78] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0] [L82] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L82] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=100, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L83] var_1_11 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L84] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_11 <= 128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L85] RET assume_abort_if_not(var_1_11 <= 128) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L87] RET assume_abort_if_not(var_1_12 >= 64) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L88] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=100, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L89] var_1_13 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-4, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L92] var_1_14 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L93] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=32, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L96] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L97] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=4, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L98] var_1_16 = __VERIFIER_nondet_char() [L99] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L99] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L100] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L100] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L114] RET updateVariables() [L115] CALL step() [L42] COND FALSE !(\read(last_1_var_1_5)) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L47] COND FALSE !(var_1_1 >= (- (var_1_4 * var_1_1))) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=0] [L50] COND TRUE var_1_3 || (256 >= (var_1_17 + 4)) [L51] var_1_5 = ((var_1_2 || var_1_3) || var_1_7) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L55] signed long int stepLocal_1 = (var_1_11 + var_1_12) - ((((var_1_13) < (1)) ? (var_1_13) : (1))); [L56] signed char stepLocal_0 = var_1_17; VAL [isInitial=1, last_1_var_1_5=0, stepLocal_0=64, stepLocal_1=126, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L57] COND FALSE !(-10 >= stepLocal_0) VAL [isInitial=1, last_1_var_1_5=0, stepLocal_1=126, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L115] RET step() [L116] CALL, EXPR property() [L106-L107] return (((last_1_var_1_5 ? (last_1_var_1_5 ? (var_1_1 == ((double) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : 1) && ((var_1_3 || (256 >= (var_1_17 + 4))) ? (var_1_5 == ((unsigned char) ((var_1_2 || var_1_3) || var_1_7))) : (var_1_5 == ((unsigned char) (! (! (var_1_8 || var_1_9))))))) && ((-10 >= var_1_17) ? ((((var_1_11 + var_1_12) - ((((var_1_13) < (1)) ? (var_1_13) : (1)))) > (~ var_1_17)) ? (var_1_10 == ((signed char) (var_1_14 + var_1_15))) : (var_1_10 == ((signed char) var_1_16))) : 1)) && ((var_1_1 >= (- (var_1_4 * var_1_1))) ? (var_1_17 == ((signed char) var_1_15)) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_5=0, var_1_10=10, var_1_11=63, var_1_12=64, var_1_13=1, var_1_14=-63, var_1_15=62, var_1_16=126, var_1_17=64, var_1_1=83/5, var_1_2=0, var_1_3=1, var_1_5=1, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 150 mSDsluCounter, 385 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 225 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 240 IncrementalHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 160 mSDtfsCounter, 240 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=2, InterpolantAutomatonStates: 12, 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, 21 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 280 ConstructedInterpolants, 0 QuantifiedInterpolants, 1138 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2024/2024 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 [2024-11-08 19:10:14,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX --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 d73a258e71b63532179df3e0e674916a6340df363ab518c29841a60a73601683 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:10:16,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:10:17,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 19:10:17,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:10:17,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:10:17,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:10:17,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:10:17,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:10:17,084 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:10:17,084 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:10:17,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:10:17,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:10:17,087 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:10:17,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:10:17,088 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:10:17,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:10:17,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:10:17,089 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:10:17,090 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:10:17,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:10:17,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:10:17,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:10:17,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:10:17,092 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:10:17,092 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:10:17,093 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:10:17,093 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:10:17,094 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:10:17,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:10:17,094 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:10:17,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:10:17,095 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:10:17,096 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:10:17,096 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:10:17,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:10:17,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:10:17,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:10:17,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:10:17,098 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:10:17,098 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:10:17,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:10:17,099 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:10:17,100 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:10:17,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:10:17,100 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_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d73a258e71b63532179df3e0e674916a6340df363ab518c29841a60a73601683 [2024-11-08 19:10:17,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:10:17,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:10:17,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:10:17,641 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:10:17,641 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:10:17,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i Unable to find full path for "g++" [2024-11-08 19:10:20,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:10:20,402 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:10:20,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i [2024-11-08 19:10:20,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data/bdb36b9e3/887f48a4286f4de79718ecd35cc7f25e/FLAG805358713 [2024-11-08 19:10:20,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/data/bdb36b9e3/887f48a4286f4de79718ecd35cc7f25e [2024-11-08 19:10:20,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:10:20,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:10:20,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:10:20,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:10:20,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:10:20,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:10:20" (1/1) ... [2024-11-08 19:10:20,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25573ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:20, skipping insertion in model container [2024-11-08 19:10:20,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:10:20" (1/1) ... [2024-11-08 19:10:20,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:10:20,935 WARN L250 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_4a55e856-b15c-4f61-afbb-d815833447b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i[917,930] [2024-11-08 19:10:21,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:10:21,047 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:10:21,064 WARN L250 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_4a55e856-b15c-4f61-afbb-d815833447b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-34.i[917,930] [2024-11-08 19:10:21,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:10:21,154 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:10:21,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21 WrapperNode [2024-11-08 19:10:21,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:10:21,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:10:21,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:10:21,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:10:21,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,233 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-11-08 19:10:21,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:10:21,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:10:21,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:10:21,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:10:21,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,262 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,282 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]. [2024-11-08 19:10:21,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:10:21,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:10:21,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:10:21,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:10:21,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (1/1) ... [2024-11-08 19:10:21,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:10:21,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:10:21,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:10:21,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:10:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:10:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 19:10:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:10:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:10:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:10:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:10:21,596 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:10:21,599 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:10:28,912 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:10:28,913 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:10:28,929 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:10:28,930 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:10:28,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:10:28 BoogieIcfgContainer [2024-11-08 19:10:28,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:10:28,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:10:28,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:10:28,938 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:10:28,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:10:20" (1/3) ... [2024-11-08 19:10:28,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a33212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:10:28, skipping insertion in model container [2024-11-08 19:10:28,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:10:21" (2/3) ... [2024-11-08 19:10:28,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a33212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:10:28, skipping insertion in model container [2024-11-08 19:10:28,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:10:28" (3/3) ... [2024-11-08 19:10:28,942 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-34.i [2024-11-08 19:10:28,964 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:10:28,965 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:10:29,045 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:10:29,053 INFO L333 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, 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;@23d40786, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:10:29,054 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:10:29,059 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 19:10:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 19:10:29,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:29,077 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:29,078 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:29,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:29,087 INFO L85 PathProgramCache]: Analyzing trace with hash 115588162, now seen corresponding path program 1 times [2024-11-08 19:10:29,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:10:29,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [846195328] [2024-11-08 19:10:29,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:29,135 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 [2024-11-08 19:10:29,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:10:29,142 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:10:29,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:29,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:10:29,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:10:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-08 19:10:29,713 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:10:29,714 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:10:29,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [846195328] [2024-11-08 19:10:29,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [846195328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:10:29,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:10:29,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:10:29,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953759036] [2024-11-08 19:10:29,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:10:29,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:10:29,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:10:29,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:10:29,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:10:29,760 INFO L87 Difference]: Start difference. First operand has 61 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 19:10:29,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:10:29,810 INFO L93 Difference]: Finished difference Result 115 states and 201 transitions. [2024-11-08 19:10:29,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:10:29,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-11-08 19:10:29,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:10:29,825 INFO L225 Difference]: With dead ends: 115 [2024-11-08 19:10:29,825 INFO L226 Difference]: Without dead ends: 57 [2024-11-08 19:10:29,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:10:29,836 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:10:29,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:10:29,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-08 19:10:29,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-08 19:10:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 19:10:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 84 transitions. [2024-11-08 19:10:29,911 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 84 transitions. Word has length 141 [2024-11-08 19:10:29,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:10:29,911 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 84 transitions. [2024-11-08 19:10:29,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 19:10:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2024-11-08 19:10:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 19:10:29,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:10:29,920 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:10:29,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:30,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:30,121 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:10:30,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:10:30,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1666889408, now seen corresponding path program 1 times [2024-11-08 19:10:30,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:10:30,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1639810887] [2024-11-08 19:10:30,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:10:30,124 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 [2024-11-08 19:10:30,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:10:30,128 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 19:10:30,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a55e856-b15c-4f61-afbb-d815833447b2/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:10:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:10:30,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 19:10:30,618 INFO L278 TraceCheckSpWp]: Computing forward predicates...