./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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 e31d9a08847e078896c726c0e9a50e9a93a5328ffa0c1a5c412b7d6782006eef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:32:17,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:32:17,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 08:32:17,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:32:17,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:32:17,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:32:17,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:32:17,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:32:17,184 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:32:17,184 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:32:17,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:32:17,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:32:17,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:32:17,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:32:17,185 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:32:17,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:32:17,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:32:17,187 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:32:17,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:32:17,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:32:17,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:32:17,188 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:32:17,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:32:17,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:32:17,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:32:17,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:32:17,188 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:32:17,189 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:32:17,189 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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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 -> e31d9a08847e078896c726c0e9a50e9a93a5328ffa0c1a5c412b7d6782006eef [2024-12-02 08:32:17,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:32:17,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:32:17,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:32:17,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:32:17,509 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:32:17,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i [2024-12-02 08:32:20,969 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/d485171d5/577ae37ca1ce44588cc213c1841407e8/FLAGe32c0c6d6 [2024-12-02 08:32:21,211 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:32:21,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i [2024-12-02 08:32:21,220 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/d485171d5/577ae37ca1ce44588cc213c1841407e8/FLAGe32c0c6d6 [2024-12-02 08:32:21,239 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/d485171d5/577ae37ca1ce44588cc213c1841407e8 [2024-12-02 08:32:21,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:32:21,244 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:32:21,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:32:21,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:32:21,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:32:21,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ad1dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21, skipping insertion in model container [2024-12-02 08:32:21,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,271 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:32:21,406 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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i[917,930] [2024-12-02 08:32:21,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:32:21,458 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:32:21,466 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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i[917,930] [2024-12-02 08:32:21,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:32:21,501 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:32:21,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21 WrapperNode [2024-12-02 08:32:21,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:32:21,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:32:21,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:32:21,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:32:21,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,544 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2024-12-02 08:32:21,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:32:21,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:32:21,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:32:21,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:32:21,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,559 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,574 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 08:32:21,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,574 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,581 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:32:21,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:32:21,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:32:21,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:32:21,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (1/1) ... [2024-12-02 08:32:21,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:32:21,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:32:21,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:32:21,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:32:21,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:32:21,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 08:32:21,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 08:32:21,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 08:32:21,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:32:21,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:32:21,713 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:32:21,715 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:32:21,976 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-02 08:32:21,976 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:32:21,986 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:32:21,986 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 08:32:21,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:21 BoogieIcfgContainer [2024-12-02 08:32:21,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:32:21,988 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:32:21,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:32:21,992 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:32:21,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:32:21" (1/3) ... [2024-12-02 08:32:21,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2035f95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:21, skipping insertion in model container [2024-12-02 08:32:21,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:21" (2/3) ... [2024-12-02 08:32:21,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2035f95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:21, skipping insertion in model container [2024-12-02 08:32:21,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:21" (3/3) ... [2024-12-02 08:32:21,994 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-44.i [2024-12-02 08:32:22,007 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:32:22,009 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-44.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 08:32:22,057 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:32:22,067 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;@7ec11cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:32:22,068 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 08:32:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 08:32:22,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 08:32:22,079 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:32:22,080 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:22,080 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:32:22,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:32:22,085 INFO L85 PathProgramCache]: Analyzing trace with hash 291964528, now seen corresponding path program 1 times [2024-12-02 08:32:22,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:32:22,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886107586] [2024-12-02 08:32:22,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:32:22,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:32:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 08:32:22,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1165032625] [2024-12-02 08:32:22,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:32:22,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:32:22,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:32:22,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:32:22,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 08:32:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 08:32:22,478 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 08:32:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 08:32:22,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 08:32:22,599 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 08:32:22,600 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 08:32:22,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 08:32:22,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:32:22,806 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-12-02 08:32:22,873 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 08:32:22,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:32:22 BoogieIcfgContainer [2024-12-02 08:32:22,876 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 08:32:22,877 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 08:32:22,877 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 08:32:22,877 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 08:32:22,878 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:21" (3/4) ... [2024-12-02 08:32:22,880 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 08:32:22,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 08:32:22,883 INFO L158 Benchmark]: Toolchain (without parser) took 1639.03ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 94.9MB in the end (delta: 21.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-12-02 08:32:22,883 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:32:22,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.65ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 102.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 08:32:22,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.99ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 100.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:32:22,884 INFO L158 Benchmark]: Boogie Preprocessor took 46.09ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 97.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:32:22,884 INFO L158 Benchmark]: RCFGBuilder took 394.30ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 80.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 08:32:22,885 INFO L158 Benchmark]: TraceAbstraction took 888.52ms. Allocated memory is still 142.6MB. Free memory was 80.1MB in the beginning and 94.9MB in the end (delta: -14.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:32:22,885 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 94.9MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 08:32:22,886 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.65ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 102.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.99ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 100.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.09ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 97.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 394.30ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 80.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 888.52ms. Allocated memory is still 142.6MB. Free memory was 80.1MB in the beginning and 94.9MB in the end (delta: -14.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 94.9MB in the end (delta: 15.8kB). 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 102, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] signed char var_1_3 = -25; [L24] signed char var_1_4 = -64; [L25] signed char var_1_5 = -1; [L26] signed char var_1_6 = 50; [L27] unsigned char var_1_7 = 1; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 1; [L31] double var_1_12 = 10.5; [L32] unsigned char var_1_15 = 0; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] float var_1_18 = 50.75; [L36] float var_1_19 = 32.6; VAL [isInitial=0, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=-25, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L106] isInitial = 1 [L107] FCALL initially() [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L66] var_1_3 = __VERIFIER_nondet_char() [L67] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L67] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L68] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L68] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=-64, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L69] var_1_4 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_4 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L70] RET assume_abort_if_not(var_1_4 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L71] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L71] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=-1, var_1_6=50, var_1_7=1, var_1_8=0] [L72] var_1_5 = __VERIFIER_nondet_char() [L73] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=1, var_1_8=0] [L73] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=1, var_1_8=0] [L74] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=1, var_1_8=0] [L74] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=1, var_1_8=0] [L75] var_1_6 = __VERIFIER_nondet_char() [L76] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0] [L76] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0] [L77] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0] [L77] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=0] [L78] var_1_7 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=0] [L79] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=0] [L80] CALL assume_abort_if_not(var_1_7 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=0] [L80] RET assume_abort_if_not(var_1_7 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=0] [L81] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L81] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L82] var_1_10 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L83] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L84] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L84] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=21/2, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L85] var_1_12 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L86] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L87] var_1_15 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L88] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L89] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L89] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L90] var_1_16 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L91] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L92] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L92] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L93] var_1_17 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L94] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L95] CALL assume_abort_if_not(var_1_17 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L95] RET assume_abort_if_not(var_1_17 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_19=163/5, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L96] var_1_19 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L97] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L110] RET updateVariables() [L111] CALL step() [L40] signed long int stepLocal_1 = ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))) / var_1_7; [L41] signed long int stepLocal_0 = var_1_5 - var_1_6; VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_1=32, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L42] COND FALSE !(var_1_4 > stepLocal_0) [L47] var_1_1 = var_1_3 VAL [isInitial=1, stepLocal_1=0, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=203/4, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L49] var_1_18 = var_1_19 VAL [isInitial=1, stepLocal_1=0, var_1_10=1, var_1_11=1, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L50] COND TRUE (var_1_12 - ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) >= var_1_18 [L51] var_1_11 = (((var_1_6 < var_1_1) && var_1_15) || (var_1_16 || var_1_17)) VAL [isInitial=1, stepLocal_1=0, var_1_10=1, var_1_11=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L53] signed long int stepLocal_3 = var_1_1; [L54] signed long int stepLocal_2 = var_1_1 * (var_1_1 * var_1_6); VAL [isInitial=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=1, var_1_10=1, var_1_11=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L55] COND FALSE !(\read(var_1_11)) VAL [isInitial=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=1, var_1_10=1, var_1_11=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((((var_1_4 > (var_1_5 - var_1_6)) ? (((((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))) / var_1_7) <= var_1_6) ? (var_1_1 == ((signed long int) var_1_7)) : 1) : (var_1_1 == ((signed long int) var_1_3))) && (var_1_11 ? ((var_1_1 > var_1_1) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (((var_1_1 % var_1_7) < (var_1_1 * (var_1_1 * var_1_6))) ? (var_1_8 == ((unsigned char) var_1_10)) : 1)) : 1)) && (((var_1_12 - ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) >= var_1_18) ? (var_1_11 == ((unsigned char) (((var_1_6 < var_1_1) && var_1_15) || (var_1_16 || var_1_17)))) : 1)) && (var_1_18 == ((float) var_1_19)) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 08:32:22,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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 e31d9a08847e078896c726c0e9a50e9a93a5328ffa0c1a5c412b7d6782006eef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:32:24,971 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:32:25,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 08:32:25,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:32:25,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:32:25,085 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:32:25,085 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:32:25,085 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:32:25,086 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:32:25,086 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:32:25,086 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:32:25,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:32:25,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:32:25,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:32:25,087 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:32:25,088 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:32:25,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:32:25,088 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:32:25,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 08:32:25,089 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:32:25,090 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:32:25,090 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:32:25,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:32:25,090 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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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 -> e31d9a08847e078896c726c0e9a50e9a93a5328ffa0c1a5c412b7d6782006eef [2024-12-02 08:32:25,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:32:25,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:32:25,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:32:25,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:32:25,354 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:32:25,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i [2024-12-02 08:32:28,142 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/c9151b8d7/4abe798c2b0f4fed80c951a730532c40/FLAG997241c19 [2024-12-02 08:32:28,354 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:32:28,355 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i [2024-12-02 08:32:28,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/c9151b8d7/4abe798c2b0f4fed80c951a730532c40/FLAG997241c19 [2024-12-02 08:32:28,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/data/c9151b8d7/4abe798c2b0f4fed80c951a730532c40 [2024-12-02 08:32:28,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:32:28,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:32:28,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:32:28,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:32:28,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:32:28,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e3e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28, skipping insertion in model container [2024-12-02 08:32:28,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,728 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:32:28,843 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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i[917,930] [2024-12-02 08:32:28,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:32:28,897 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:32:28,906 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_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-44.i[917,930] [2024-12-02 08:32:28,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:32:28,940 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:32:28,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28 WrapperNode [2024-12-02 08:32:28,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:32:28,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:32:28,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:32:28,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:32:28,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,972 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2024-12-02 08:32:28,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:32:28,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:32:28,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:32:28,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:32:28,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,985 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,994 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 08:32:28,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:28,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,001 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:32:29,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:32:29,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:32:29,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:32:29,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (1/1) ... [2024-12-02 08:32:29,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:32:29,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:32:29,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:32:29,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:32:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:32:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 08:32:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 08:32:29,074 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 08:32:29,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:32:29,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:32:29,138 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:32:29,140 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:32:31,629 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-02 08:32:31,629 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:32:31,637 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:32:31,638 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 08:32:31,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:31 BoogieIcfgContainer [2024-12-02 08:32:31,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:32:31,640 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:32:31,640 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:32:31,644 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:32:31,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:32:28" (1/3) ... [2024-12-02 08:32:31,644 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71b4c45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:31, skipping insertion in model container [2024-12-02 08:32:31,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:28" (2/3) ... [2024-12-02 08:32:31,645 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71b4c45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:31, skipping insertion in model container [2024-12-02 08:32:31,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:31" (3/3) ... [2024-12-02 08:32:31,646 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-44.i [2024-12-02 08:32:31,657 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:32:31,659 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-44.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 08:32:31,696 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:32:31,705 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;@59621328, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:32:31,705 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 08:32:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 08:32:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 08:32:31,717 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:32:31,717 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:31,718 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:32:31,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:32:31,722 INFO L85 PathProgramCache]: Analyzing trace with hash 291964528, now seen corresponding path program 1 times [2024-12-02 08:32:31,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 08:32:31,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1598866089] [2024-12-02 08:32:31,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:32:31,730 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 08:32:31,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 08:32:31,732 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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 08:32:31,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f99a6b3-8380-4354-9815-d39ccfc5c4f5/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 08:32:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:32:32,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 08:32:32,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:43:52,843 WARN L286 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:44:19,755 WARN L286 SmtUtils]: Spent 6.63s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:44:30,606 WARN L286 SmtUtils]: Spent 5.64s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:44:38,302 WARN L286 SmtUtils]: Spent 5.06s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:45:20,111 WARN L286 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:45:45,435 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:45:55,071 WARN L286 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:46:00,568 WARN L286 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:46:15,590 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:46:21,581 WARN L286 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:46:27,240 WARN L286 SmtUtils]: Spent 5.66s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 08:46:37,751 WARN L286 SmtUtils]: Spent 6.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)