./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB --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 fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:29:29,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:29:29,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:29:29,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:29:29,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:29:30,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:29:30,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:29:30,002 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:29:30,003 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:29:30,003 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:29:30,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:29:30,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:29:30,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:29:30,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:29:30,006 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:29:30,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:29:30,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:29:30,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:29:30,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:29:30,008 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:29:30,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:29:30,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:29:30,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:29:30,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:29:30,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:29:30,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:29:30,010 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:29:30,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:29:30,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:29:30,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:29:30,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:29:30,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:29:30,011 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 [2024-11-27 23:29:30,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:29:30,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:29:30,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:29:30,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:29:30,339 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:29:30,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2024-11-27 23:29:33,308 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/7b017ed0c/7dc7738204a7470a9cda230f78c0d415/FLAGb2b4fe1b3 [2024-11-27 23:29:33,575 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:29:33,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2024-11-27 23:29:33,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/7b017ed0c/7dc7738204a7470a9cda230f78c0d415/FLAGb2b4fe1b3 [2024-11-27 23:29:33,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/7b017ed0c/7dc7738204a7470a9cda230f78c0d415 [2024-11-27 23:29:33,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:29:33,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:29:33,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:29:33,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:29:33,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:29:33,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51053fe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33, skipping insertion in model container [2024-11-27 23:29:33,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,628 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:29:33,779 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_af93a708-9e43-4a2a-b329-5104a5caa0b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2024-11-27 23:29:33,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:29:33,843 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:29:33,854 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_af93a708-9e43-4a2a-b329-5104a5caa0b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2024-11-27 23:29:33,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:29:33,896 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:29:33,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33 WrapperNode [2024-11-27 23:29:33,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:29:33,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:29:33,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:29:33,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:29:33,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,918 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,955 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-27 23:29:33,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:29:33,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:29:33,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:29:33,956 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:29:33,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,969 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,989 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]. [2024-11-27 23:29:33,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:33,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,004 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:29:34,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:29:34,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:29:34,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:29:34,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (1/1) ... [2024-11-27 23:29:34,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:29:34,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:34,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:29:34,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:29:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:29:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:29:34,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:29:34,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:29:34,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:29:34,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:29:34,204 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:29:34,207 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:29:34,675 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-27 23:29:34,675 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:29:34,687 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:29:34,688 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:29:34,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:29:34 BoogieIcfgContainer [2024-11-27 23:29:34,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:29:34,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:29:34,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:29:34,698 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:29:34,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:29:33" (1/3) ... [2024-11-27 23:29:34,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d9e97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:29:34, skipping insertion in model container [2024-11-27 23:29:34,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:33" (2/3) ... [2024-11-27 23:29:34,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d9e97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:29:34, skipping insertion in model container [2024-11-27 23:29:34,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:29:34" (3/3) ... [2024-11-27 23:29:34,702 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-61.i [2024-11-27 23:29:34,719 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:29:34,721 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-61.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:29:34,797 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:29:34,814 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;@4455b223, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:29:34,815 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:29:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:29:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-27 23:29:34,837 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:34,838 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:34,839 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:34,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:34,847 INFO L85 PathProgramCache]: Analyzing trace with hash 871196680, now seen corresponding path program 1 times [2024-11-27 23:29:34,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:34,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496486003] [2024-11-27 23:29:34,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:34,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:29:35,326 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:29:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:29:35,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:29:35,622 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:29:35,624 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:29:35,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 23:29:35,633 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-27 23:29:35,764 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:29:35,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:29:35 BoogieIcfgContainer [2024-11-27 23:29:35,770 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:29:35,771 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:29:35,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:29:35,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:29:35,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:29:34" (3/4) ... [2024-11-27 23:29:35,774 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:29:35,775 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:29:35,777 INFO L158 Benchmark]: Toolchain (without parser) took 2174.57ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 93.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2024-11-27 23:29:35,777 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:29:35,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.55ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 103.9MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:29:35,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.69ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 101.0MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:29:35,778 INFO L158 Benchmark]: Boogie Preprocessor took 68.07ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 96.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:29:35,778 INFO L158 Benchmark]: RCFGBuilder took 664.01ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 77.9MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:29:35,779 INFO L158 Benchmark]: TraceAbstraction took 1077.40ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 93.9MB in the end (delta: -16.5MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-11-27 23:29:35,779 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 93.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:29:35,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.55ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 103.9MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.69ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 101.0MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.07ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 96.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 664.01ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 77.9MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1077.40ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 93.9MB in the end (delta: -16.5MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 93.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 113. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 8; [L27] unsigned char var_1_9 = 128; [L28] unsigned char var_1_10 = 64; [L29] unsigned char var_1_11 = 100; [L30] unsigned char var_1_12 = 5; [L31] unsigned char var_1_13 = 100; [L32] unsigned char var_1_14 = 32; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 50; [L35] unsigned char var_1_17 = 8; [L36] unsigned char var_1_18 = 0; [L37] signed char var_1_19 = 0; [L38] float var_1_20 = 255.5; [L39] float var_1_21 = 255.5; [L40] unsigned short int var_1_22 = 64; [L41] double var_1_23 = 32.5; VAL [isInitial=0, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L117] isInitial = 1 [L118] FCALL initially() [L120] FCALL updateLastVariables() [L121] CALL updateVariables() [L71] var_1_4 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L73] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L74] var_1_5 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L75] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L76] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L76] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L77] var_1_6 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L78] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L79] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L79] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L81] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L82] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L82] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L83] var_1_10 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L84] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L85] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L85] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L87] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L88] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L88] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L89] var_1_13 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L91] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L91] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L92] var_1_14 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_14 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L93] RET assume_abort_if_not(var_1_14 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L95] var_1_15 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_15 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L96] RET assume_abort_if_not(var_1_15 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L97] CALL assume_abort_if_not(var_1_15 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L97] RET assume_abort_if_not(var_1_15 <= 64) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L98] var_1_16 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_16 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L99] RET assume_abort_if_not(var_1_16 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L100] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L100] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L101] var_1_17 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L102] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L103] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L103] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L104] var_1_18 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L105] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L106] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L106] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L107] var_1_21 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L108] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L121] RET updateVariables() [L122] CALL step() [L45] COND TRUE \read(var_1_6) [L46] var_1_11 = (var_1_10 + ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L50] unsigned char stepLocal_0 = var_1_6 || var_1_4; VAL [isInitial=1, stepLocal_0=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L51] COND TRUE var_1_5 || stepLocal_0 [L52] var_1_19 = var_1_15 VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L54] var_1_20 = var_1_21 [L55] var_1_22 = var_1_18 [L56] var_1_23 = 0.010000000000000009 VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L57] COND TRUE var_1_20 < var_1_20 [L58] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L66] COND TRUE var_1_23 < ((((var_1_20) > (var_1_20)) ? (var_1_20) : (var_1_20))) [L67] var_1_7 = (var_1_9 - var_1_10) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] [L122] RET step() [L123] CALL, EXPR property() [L113-L114] return (((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_20 >= var_1_20) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && ((var_1_23 < ((((var_1_20) > (var_1_20)) ? (var_1_20) : (var_1_20)))) ? (var_1_7 == ((unsigned char) (var_1_9 - var_1_10))) : 1)) && (var_1_6 ? (var_1_11 == ((unsigned char) (var_1_10 + ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))))) : (var_1_11 == ((unsigned char) (((64 + var_1_14) + (var_1_15 + var_1_16)) - (var_1_17 + var_1_18)))))) && ((var_1_5 || (var_1_6 || var_1_4)) ? (var_1_19 == ((signed char) var_1_15)) : 1)) && (var_1_20 == ((float) var_1_21))) && (var_1_22 == ((unsigned short int) var_1_18))) && (var_1_23 == ((double) 0.010000000000000009)) ; VAL [\result=0, isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] [L123] RET, EXPR property() [L123] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] [L19] reach_error() VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 23:29:35,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB --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 fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:29:38,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:29:38,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:29:38,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:29:38,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:29:38,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:29:38,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:29:38,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:29:38,678 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:29:38,678 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:29:38,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:29:38,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:29:38,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:29:38,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:29:38,679 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:29:38,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:29:38,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:29:38,679 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:29:38,680 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:29:38,681 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:29:38,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:29:38,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:29:38,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:29:38,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:29:38,682 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:29:38,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:29:38,682 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:29:38,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:29:38,686 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:29:38,686 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:29:38,686 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:29:38,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:29:38,687 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 [2024-11-27 23:29:39,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:29:39,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:29:39,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:29:39,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:29:39,056 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:29:39,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2024-11-27 23:29:42,106 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/8f54326fa/9de3f8d4cc90429c96743bc24e7f27e7/FLAGa699fc3df [2024-11-27 23:29:42,399 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:29:42,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2024-11-27 23:29:42,408 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/8f54326fa/9de3f8d4cc90429c96743bc24e7f27e7/FLAGa699fc3df [2024-11-27 23:29:42,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/data/8f54326fa/9de3f8d4cc90429c96743bc24e7f27e7 [2024-11-27 23:29:42,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:29:42,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:29:42,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:29:42,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:29:42,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:29:42,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ee4a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42, skipping insertion in model container [2024-11-27 23:29:42,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:29:42,614 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_af93a708-9e43-4a2a-b329-5104a5caa0b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2024-11-27 23:29:42,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:29:42,725 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:29:42,739 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_af93a708-9e43-4a2a-b329-5104a5caa0b2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2024-11-27 23:29:42,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:29:42,823 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:29:42,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42 WrapperNode [2024-11-27 23:29:42,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:29:42,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:29:42,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:29:42,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:29:42,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,896 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-27 23:29:42,896 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:29:42,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:29:42,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:29:42,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:29:42,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,913 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,936 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]. [2024-11-27 23:29:42,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,950 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:29:42,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:29:42,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:29:42,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:29:42,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (1/1) ... [2024-11-27 23:29:42,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:29:43,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:29:43,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:29:43,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:29:43,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:29:43,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:29:43,054 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:29:43,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:29:43,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:29:43,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:29:43,149 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:29:43,151 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:29:43,795 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-27 23:29:43,795 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:29:43,810 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:29:43,810 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:29:43,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:29:43 BoogieIcfgContainer [2024-11-27 23:29:43,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:29:43,813 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:29:43,813 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:29:43,817 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:29:43,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:29:42" (1/3) ... [2024-11-27 23:29:43,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e2dabc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:29:43, skipping insertion in model container [2024-11-27 23:29:43,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:29:42" (2/3) ... [2024-11-27 23:29:43,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e2dabc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:29:43, skipping insertion in model container [2024-11-27 23:29:43,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:29:43" (3/3) ... [2024-11-27 23:29:43,820 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-61.i [2024-11-27 23:29:43,831 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:29:43,833 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-61.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:29:43,894 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:29:43,905 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;@72748ff2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:29:43,905 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:29:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:29:43,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-27 23:29:43,922 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:43,922 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:43,923 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:43,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:43,928 INFO L85 PathProgramCache]: Analyzing trace with hash 871196680, now seen corresponding path program 1 times [2024-11-27 23:29:43,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:29:43,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1728529178] [2024-11-27 23:29:43,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:43,940 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 [2024-11-27 23:29:43,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:29:43,943 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:29:43,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:29:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:44,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:29:44,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:29:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:29:44,252 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:29:44,253 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:29:44,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1728529178] [2024-11-27 23:29:44,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1728529178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:44,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:44,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:29:44,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277856741] [2024-11-27 23:29:44,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:44,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:29:44,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:29:44,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:29:44,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:29:44,289 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:29:44,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:44,315 INFO L93 Difference]: Finished difference Result 121 states and 211 transitions. [2024-11-27 23:29:44,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:29:44,317 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 153 [2024-11-27 23:29:44,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:44,324 INFO L225 Difference]: With dead ends: 121 [2024-11-27 23:29:44,324 INFO L226 Difference]: Without dead ends: 60 [2024-11-27 23:29:44,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:29:44,331 INFO L435 NwaCegarLoop]: 88 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, 88 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 [2024-11-27 23:29:44,332 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:29:44,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-27 23:29:44,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-27 23:29:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:29:44,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2024-11-27 23:29:44,378 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2024-11-27 23:29:44,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:44,380 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2024-11-27 23:29:44,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:29:44,381 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-11-27 23:29:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-27 23:29:44,391 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:44,392 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:44,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-27 23:29:44,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:29:44,593 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:29:44,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:44,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1458198054, now seen corresponding path program 1 times [2024-11-27 23:29:44,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:29:44,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [531924282] [2024-11-27 23:29:44,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:44,595 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 [2024-11-27 23:29:44,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:29:44,601 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:29:44,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af93a708-9e43-4a2a-b329-5104a5caa0b2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:29:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:44,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-27 23:29:44,877 INFO L279 TraceCheckSpWp]: Computing forward predicates...