./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.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_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1 --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 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:55:53,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:55:53,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 14:55:53,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:55:53,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:55:53,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:55:53,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:55:53,986 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:55:53,987 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:55:53,987 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:55:53,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:55:53,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:55:53,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:55:53,987 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:55:53,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:55:53,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:55:53,989 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:55:53,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:55:53,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:55:53,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:55:53,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:55:53,991 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:55:53,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:55:53,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:55:53,991 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:55:53,991 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:55:53,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:55:53,991 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_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1 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 -> 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 [2024-12-02 14:55:54,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:55:54,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:55:54,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:55:54,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:55:54,206 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:55:54,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-12-02 14:55:56,810 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/d71674238/aeb194402636436f801ce4980cce76c7/FLAG31c618ae2 [2024-12-02 14:55:57,006 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:55:57,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-12-02 14:55:57,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/d71674238/aeb194402636436f801ce4980cce76c7/FLAG31c618ae2 [2024-12-02 14:55:57,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/d71674238/aeb194402636436f801ce4980cce76c7 [2024-12-02 14:55:57,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:55:57,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:55:57,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:55:57,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:55:57,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:55:57,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7811f603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57, skipping insertion in model container [2024-12-02 14:55:57,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,399 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:55:57,520 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_5b708c76-1682-45ab-ad3c-094ed4951394/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-12-02 14:55:57,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:55:57,591 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:55:57,602 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_5b708c76-1682-45ab-ad3c-094ed4951394/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-12-02 14:55:57,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:55:57,643 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:55:57,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57 WrapperNode [2024-12-02 14:55:57,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:55:57,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:55:57,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:55:57,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:55:57,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,694 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-12-02 14:55:57,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:55:57,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:55:57,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:55:57,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:55:57,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,707 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,726 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]. [2024-12-02 14:55:57,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,735 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:55:57,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:55:57,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:55:57,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:55:57,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (1/1) ... [2024-12-02 14:55:57,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:55:57,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:55:57,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:55:57,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:55:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:55:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:55:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:55:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 14:55:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:55:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:55:57,877 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:55:57,879 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:55:58,179 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-02 14:55:58,179 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:55:58,189 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:55:58,190 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:55:58,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:55:58 BoogieIcfgContainer [2024-12-02 14:55:58,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:55:58,192 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:55:58,192 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:55:58,197 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:55:58,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:55:57" (1/3) ... [2024-12-02 14:55:58,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b87b745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:55:58, skipping insertion in model container [2024-12-02 14:55:58,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:55:57" (2/3) ... [2024-12-02 14:55:58,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b87b745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:55:58, skipping insertion in model container [2024-12-02 14:55:58,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:55:58" (3/3) ... [2024-12-02 14:55:58,199 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-86.i [2024-12-02 14:55:58,215 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:55:58,217 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-86.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:55:58,266 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:55:58,278 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;@6e45eda3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:55:58,278 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:55:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 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) [2024-12-02 14:55:58,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-02 14:55:58,293 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:55:58,293 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, 1] [2024-12-02 14:55:58,294 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:55:58,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:55:58,298 INFO L85 PathProgramCache]: Analyzing trace with hash -2081904117, now seen corresponding path program 1 times [2024-12-02 14:55:58,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:55:58,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140978282] [2024-12-02 14:55:58,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:55:58,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:55:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:55:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-12-02 14:55:58,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:55:58,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140978282] [2024-12-02 14:55:58,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140978282] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:55:58,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755216977] [2024-12-02 14:55:58,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:55:58,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:55:58,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:55:58,543 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:55:58,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 14:55:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:55:58,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:55:58,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:55:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-12-02 14:55:58,712 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:55:58,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755216977] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:55:58,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:55:58,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 14:55:58,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695854069] [2024-12-02 14:55:58,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:55:58,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:55:58,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:55:58,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:55:58,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:55:58,734 INFO L87 Difference]: Start difference. First operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 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 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 14:55:58,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:55:58,754 INFO L93 Difference]: Finished difference Result 139 states and 235 transitions. [2024-12-02 14:55:58,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:55:58,756 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 155 [2024-12-02 14:55:58,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:55:58,760 INFO L225 Difference]: With dead ends: 139 [2024-12-02 14:55:58,761 INFO L226 Difference]: Without dead ends: 69 [2024-12-02 14:55:58,763 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:55:58,765 INFO L435 NwaCegarLoop]: 101 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, 101 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 [2024-12-02 14:55:58,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:55:58,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-12-02 14:55:58,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-12-02 14:55:58,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 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) [2024-12-02 14:55:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions. [2024-12-02 14:55:58,803 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 155 [2024-12-02 14:55:58,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:55:58,804 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 101 transitions. [2024-12-02 14:55:58,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 14:55:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2024-12-02 14:55:58,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-02 14:55:58,807 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:55:58,808 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, 1] [2024-12-02 14:55:58,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 14:55:59,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 14:55:59,008 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:55:59,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:55:59,009 INFO L85 PathProgramCache]: Analyzing trace with hash -2077999, now seen corresponding path program 1 times [2024-12-02 14:55:59,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:55:59,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087342748] [2024-12-02 14:55:59,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:55:59,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:55:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:55:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 14:55:59,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:55:59,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087342748] [2024-12-02 14:55:59,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087342748] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:55:59,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:55:59,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:55:59,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383210890] [2024-12-02 14:55:59,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:55:59,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:55:59,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:55:59,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:55:59,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:55:59,209 INFO L87 Difference]: Start difference. First operand 69 states and 101 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-12-02 14:55:59,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:55:59,250 INFO L93 Difference]: Finished difference Result 157 states and 228 transitions. [2024-12-02 14:55:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:55:59,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 155 [2024-12-02 14:55:59,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:55:59,252 INFO L225 Difference]: With dead ends: 157 [2024-12-02 14:55:59,252 INFO L226 Difference]: Without dead ends: 91 [2024-12-02 14:55:59,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:55:59,254 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 25 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:55:59,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 202 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:55:59,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-12-02 14:55:59,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 79. [2024-12-02 14:55:59,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 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) [2024-12-02 14:55:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 115 transitions. [2024-12-02 14:55:59,265 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 115 transitions. Word has length 155 [2024-12-02 14:55:59,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:55:59,267 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 115 transitions. [2024-12-02 14:55:59,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-12-02 14:55:59,267 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2024-12-02 14:55:59,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-02 14:55:59,269 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:55:59,270 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, 1] [2024-12-02 14:55:59,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 14:55:59,270 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:55:59,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:55:59,270 INFO L85 PathProgramCache]: Analyzing trace with hash 698986579, now seen corresponding path program 1 times [2024-12-02 14:55:59,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:55:59,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307829550] [2024-12-02 14:55:59,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:55:59,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:55:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:55:59,347 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 14:55:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:55:59,437 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 14:55:59,437 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 14:55:59,438 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 14:55:59,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 14:55:59,442 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 14:55:59,507 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 14:55:59,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:55:59 BoogieIcfgContainer [2024-12-02 14:55:59,510 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 14:55:59,510 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 14:55:59,510 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 14:55:59,510 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 14:55:59,511 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:55:58" (3/4) ... [2024-12-02 14:55:59,513 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 14:55:59,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 14:55:59,514 INFO L158 Benchmark]: Toolchain (without parser) took 2139.01ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 88.6MB in the end (delta: 30.8MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-12-02 14:55:59,514 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:55:59,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.21ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 104.8MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:55:59,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.75ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 100.5MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:55:59,515 INFO L158 Benchmark]: Boogie Preprocessor took 54.01ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 92.4MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:55:59,515 INFO L158 Benchmark]: RCFGBuilder took 440.90ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 70.0MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 14:55:59,516 INFO L158 Benchmark]: TraceAbstraction took 1317.55ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 88.6MB in the end (delta: -19.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:55:59,516 INFO L158 Benchmark]: Witness Printer took 3.31ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 88.6MB in the end (delta: 15.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:55:59,518 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.21ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 104.8MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.75ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 100.5MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.01ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 92.4MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 440.90ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 70.0MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1317.55ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 88.6MB in the end (delta: -19.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.31ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 88.6MB in the end (delta: 15.7kB). 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 82, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 84, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_3 = 2; [L25] signed short int var_1_4 = 256; [L26] signed short int var_1_5 = -256; [L27] signed short int var_1_6 = 2; [L28] float var_1_7 = 255.8; [L29] float var_1_8 = 127.8; [L30] float var_1_9 = 128.5; [L31] float var_1_10 = 499.3; [L32] unsigned short int var_1_11 = 10; [L33] unsigned char var_1_12 = 1; [L34] unsigned short int var_1_13 = 8; [L35] unsigned short int var_1_14 = 256; [L36] unsigned short int var_1_15 = 1; [L37] unsigned short int var_1_16 = 16; [L38] unsigned short int var_1_17 = 57705; [L39] unsigned long int var_1_18 = 64; VAL [isInitial=0, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L111] isInitial = 1 [L112] FCALL initially() [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L67] var_1_3 = __VERIFIER_nondet_short() [L68] CALL assume_abort_if_not(var_1_3 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L68] RET assume_abort_if_not(var_1_3 >= -16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L70] var_1_4 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_4 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L71] RET assume_abort_if_not(var_1_4 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L73] var_1_5 = __VERIFIER_nondet_short() [L74] CALL assume_abort_if_not(var_1_5 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L74] RET assume_abort_if_not(var_1_5 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] CALL assume_abort_if_not(var_1_5 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] RET assume_abort_if_not(var_1_5 <= 8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L76] var_1_6 = __VERIFIER_nondet_short() [L77] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L77] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L79] var_1_8 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L80] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L81] var_1_9 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L82] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L83] var_1_10 = __VERIFIER_nondet_float() [L84] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L84] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L88] var_1_13 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L91] var_1_14 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L92] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L94] var_1_15 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L95] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L97] var_1_16 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L98] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L100] var_1_17 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L101] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L115] RET updateVariables() [L116] CALL step() [L43] COND FALSE !(! var_1_2) [L46] var_1_1 = var_1_5 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L48] signed short int stepLocal_0 = var_1_5; VAL [isInitial=1, stepLocal_0=8191, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L49] COND TRUE stepLocal_0 > 2 [L50] var_1_7 = ((var_1_8 + var_1_9) - var_1_10) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L52] var_1_18 = var_1_17 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L53] COND TRUE var_1_2 && var_1_12 [L54] var_1_11 = (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR (((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15))))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L107-L108] return ((((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))))) && (var_1_18 == ((unsigned long int) var_1_17)) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L19] reach_error() VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 89 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 214 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 620 NumberOfCodeBlocks, 620 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 478 SizeOfPredicates, 0 NumberOfNonLiveVariables, 335 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3552/3600 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 [2024-12-02 14:55:59,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1 --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 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:56:01,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:56:01,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 14:56:01,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:56:01,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:56:01,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:56:01,523 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:56:01,523 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:56:01,523 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:56:01,523 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:56:01,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:56:01,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:56:01,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:56:01,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:56:01,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:56:01,525 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:56:01,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:56:01,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:56:01,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 14:56:01,526 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 14:56:01,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:56:01,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:56:01,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:56:01,527 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:56:01,527 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_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1 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 -> 03eb8d0594f660e397efb8ed7c8e04abe62220780abc754b35c25622af978718 [2024-12-02 14:56:01,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:56:01,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:56:01,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:56:01,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:56:01,787 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:56:01,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-12-02 14:56:04,481 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/4ba85bc18/214dee89b8e84dd6bd0c21dff498f502/FLAG64c8d33e9 [2024-12-02 14:56:04,667 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:56:04,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i [2024-12-02 14:56:04,674 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/4ba85bc18/214dee89b8e84dd6bd0c21dff498f502/FLAG64c8d33e9 [2024-12-02 14:56:04,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/data/4ba85bc18/214dee89b8e84dd6bd0c21dff498f502 [2024-12-02 14:56:04,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:56:04,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:56:04,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:56:04,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:56:04,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:56:04,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:04,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@486a71ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04, skipping insertion in model container [2024-12-02 14:56:04,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:04,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:56:04,834 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_5b708c76-1682-45ab-ad3c-094ed4951394/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-12-02 14:56:04,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:56:04,891 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:56:04,899 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_5b708c76-1682-45ab-ad3c-094ed4951394/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-86.i[917,930] [2024-12-02 14:56:04,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:56:04,943 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:56:04,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04 WrapperNode [2024-12-02 14:56:04,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:56:04,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:56:04,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:56:04,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:56:04,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:04,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:04,980 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-12-02 14:56:04,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:56:04,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:56:04,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:56:04,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:56:04,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:04,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:04,992 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,002 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]. [2024-12-02 14:56:05,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,010 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:56:05,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:56:05,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:56:05,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:56:05,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (1/1) ... [2024-12-02 14:56:05,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:56:05,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:56:05,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:56:05,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:56:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:56:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 14:56:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:56:05,065 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:56:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:56:05,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:56:05,125 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:56:05,126 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:56:05,828 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-02 14:56:05,828 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:56:05,837 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:56:05,837 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:56:05,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:56:05 BoogieIcfgContainer [2024-12-02 14:56:05,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:56:05,839 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:56:05,839 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:56:05,843 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:56:05,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:56:04" (1/3) ... [2024-12-02 14:56:05,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@630b911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:56:05, skipping insertion in model container [2024-12-02 14:56:05,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:56:04" (2/3) ... [2024-12-02 14:56:05,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@630b911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:56:05, skipping insertion in model container [2024-12-02 14:56:05,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:56:05" (3/3) ... [2024-12-02 14:56:05,846 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-86.i [2024-12-02 14:56:05,856 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:56:05,857 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-86.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:56:05,897 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:56:05,906 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;@6d012b2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:56:05,906 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:56:05,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 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) [2024-12-02 14:56:05,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-02 14:56:05,918 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:56:05,919 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] [2024-12-02 14:56:05,919 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:56:05,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:56:05,923 INFO L85 PathProgramCache]: Analyzing trace with hash -195440256, now seen corresponding path program 1 times [2024-12-02 14:56:05,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:56:05,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1875143652] [2024-12-02 14:56:05,932 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:56:05,932 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 [2024-12-02 14:56:05,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:56:05,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 14:56:05,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:56:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:56:06,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:56:06,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:56:06,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-12-02 14:56:06,284 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:56:06,285 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:56:06,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1875143652] [2024-12-02 14:56:06,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1875143652] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:56:06,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:56:06,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 14:56:06,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854849854] [2024-12-02 14:56:06,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:56:06,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:56:06,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:56:06,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:56:06,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:56:06,312 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 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 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 14:56:06,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:56:06,336 INFO L93 Difference]: Finished difference Result 121 states and 209 transitions. [2024-12-02 14:56:06,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:56:06,338 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2024-12-02 14:56:06,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:56:06,344 INFO L225 Difference]: With dead ends: 121 [2024-12-02 14:56:06,344 INFO L226 Difference]: Without dead ends: 60 [2024-12-02 14:56:06,347 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 [2024-12-02 14:56:06,349 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 [2024-12-02 14:56:06,350 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] [2024-12-02 14:56:06,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-12-02 14:56:06,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-12-02 14:56:06,382 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) [2024-12-02 14:56:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2024-12-02 14:56:06,388 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2024-12-02 14:56:06,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:56:06,389 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2024-12-02 14:56:06,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 14:56:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-12-02 14:56:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-02 14:56:06,391 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:56:06,392 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] [2024-12-02 14:56:06,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:56:06,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:56:06,592 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:56:06,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:56:06,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1362029510, now seen corresponding path program 1 times [2024-12-02 14:56:06,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:56:06,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [53645279] [2024-12-02 14:56:06,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:56:06,594 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 [2024-12-02 14:56:06,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:56:06,596 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 14:56:06,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:56:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:56:06,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 14:56:06,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:56:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 14:56:06,898 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:56:06,899 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:56:06,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [53645279] [2024-12-02 14:56:06,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [53645279] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:56:06,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:56:06,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:56:06,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912325915] [2024-12-02 14:56:06,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:56:06,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:56:06,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:56:06,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:56:06,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:56:06,901 INFO L87 Difference]: Start difference. First operand 60 states and 88 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2024-12-02 14:56:07,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:56:07,396 INFO L93 Difference]: Finished difference Result 130 states and 189 transitions. [2024-12-02 14:56:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:56:07,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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 [2024-12-02 14:56:07,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:56:07,403 INFO L225 Difference]: With dead ends: 130 [2024-12-02 14:56:07,403 INFO L226 Difference]: Without dead ends: 73 [2024-12-02 14:56:07,404 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:56:07,405 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 13 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:56:07,405 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 169 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 14:56:07,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-12-02 14:56:07,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 64. [2024-12-02 14:56:07,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 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) [2024-12-02 14:56:07,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2024-12-02 14:56:07,415 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 153 [2024-12-02 14:56:07,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:56:07,417 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2024-12-02 14:56:07,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2024-12-02 14:56:07,417 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2024-12-02 14:56:07,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-02 14:56:07,419 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:56:07,419 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] [2024-12-02 14:56:07,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 14:56:07,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:56:07,620 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:56:07,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:56:07,620 INFO L85 PathProgramCache]: Analyzing trace with hash 2042087880, now seen corresponding path program 1 times [2024-12-02 14:56:07,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:56:07,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773979960] [2024-12-02 14:56:07,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:56:07,621 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 [2024-12-02 14:56:07,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:56:07,623 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 14:56:07,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b708c76-1682-45ab-ad3c-094ed4951394/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 14:56:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:56:07,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 14:56:07,867 INFO L279 TraceCheckSpWp]: Computing forward predicates...