./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.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_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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_f932a02e-3fa3-41bd-806c-013230768050/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 643345d281ad2e709dd52185927f023ab3c05039c8a0ebb7fbb8a5500155527a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:05:27,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:05:27,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 06:05:27,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:05:27,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:05:27,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:05:27,911 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:05:27,911 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:05:27,911 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:05:27,911 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:05:27,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:05:27,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:05:27,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:05:27,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:05:27,912 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:05:27,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:05:27,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:05:27,913 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:05:27,913 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:27,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:27,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:05:27,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:05:27,915 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:05:27,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:05:27,915 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:05:27,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:05:27,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:05:27,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:05:27,915 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_f932a02e-3fa3-41bd-806c-013230768050/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 -> 643345d281ad2e709dd52185927f023ab3c05039c8a0ebb7fbb8a5500155527a [2024-12-02 06:05:28,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:05:28,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:05:28,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:05:28,167 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:05:28,167 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:05:28,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i [2024-12-02 06:05:30,759 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/07e0ba71e/ff30ba3582684f3ba77aab1fcc29abf2/FLAG7464f18e3 [2024-12-02 06:05:30,980 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:05:30,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i [2024-12-02 06:05:30,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/07e0ba71e/ff30ba3582684f3ba77aab1fcc29abf2/FLAG7464f18e3 [2024-12-02 06:05:31,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/07e0ba71e/ff30ba3582684f3ba77aab1fcc29abf2 [2024-12-02 06:05:31,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:05:31,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:05:31,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:05:31,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:05:31,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:05:31,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17541ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31, skipping insertion in model container [2024-12-02 06:05:31,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,359 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:05:31,457 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_f932a02e-3fa3-41bd-806c-013230768050/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i[915,928] [2024-12-02 06:05:31,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:05:31,502 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:05:31,509 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_f932a02e-3fa3-41bd-806c-013230768050/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i[915,928] [2024-12-02 06:05:31,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:05:31,539 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:05:31,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31 WrapperNode [2024-12-02 06:05:31,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:05:31,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:05:31,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:05:31,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:05:31,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,570 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-12-02 06:05:31,571 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:05:31,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:05:31,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:05:31,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:05:31,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,580 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,591 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 06:05:31,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,597 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:05:31,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:05:31,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:05:31,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:05:31,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (1/1) ... [2024-12-02 06:05:31,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:31,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:05:31,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:05:31,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:05:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:05:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:05:31,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:05:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:05:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:05:31,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:05:31,704 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:05:31,705 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:05:31,862 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 06:05:31,862 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:05:31,870 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:05:31,871 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:05:31,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:31 BoogieIcfgContainer [2024-12-02 06:05:31,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:05:31,873 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:05:31,873 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:05:31,877 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:05:31,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:05:31" (1/3) ... [2024-12-02 06:05:31,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76784192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:05:31, skipping insertion in model container [2024-12-02 06:05:31,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:31" (2/3) ... [2024-12-02 06:05:31,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76784192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:05:31, skipping insertion in model container [2024-12-02 06:05:31,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:31" (3/3) ... [2024-12-02 06:05:31,879 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-23.i [2024-12-02 06:05:31,890 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:05:31,891 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-23.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:05:31,935 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:05:31,945 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;@3c921c32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:05:31,945 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:05:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-12-02 06:05:31,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:05:31,955 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:05:31,956 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:31,956 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:05:31,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:05:31,960 INFO L85 PathProgramCache]: Analyzing trace with hash -2102527901, now seen corresponding path program 1 times [2024-12-02 06:05:31,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:05:31,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380712065] [2024-12-02 06:05:31,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:05:31,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:05:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:05:32,240 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 06:05:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:05:32,419 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 06:05:32,421 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 06:05:32,422 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 06:05:32,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 06:05:32,427 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-12-02 06:05:32,487 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 06:05:32,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:05:32 BoogieIcfgContainer [2024-12-02 06:05:32,491 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 06:05:32,491 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 06:05:32,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 06:05:32,492 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 06:05:32,492 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:31" (3/4) ... [2024-12-02 06:05:32,495 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 06:05:32,495 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 06:05:32,496 INFO L158 Benchmark]: Toolchain (without parser) took 1153.29ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 83.0MB in the end (delta: 34.9MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-12-02 06:05:32,497 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:05:32,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.14ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.0MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 06:05:32,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.34ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 103.1MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 06:05:32,497 INFO L158 Benchmark]: Boogie Preprocessor took 33.63ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:05:32,498 INFO L158 Benchmark]: RCFGBuilder took 265.70ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 86.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:05:32,498 INFO L158 Benchmark]: TraceAbstraction took 617.68ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 83.0MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:05:32,498 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 83.0MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:05:32,500 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.14ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.0MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.34ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 103.1MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.63ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 265.70ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 86.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 617.68ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 83.0MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 83.0MB in the end (delta: 13.8kB). 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 94, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of someBinaryFLOATComparisonOperation at line 70, overapproximation of someBinaryFLOATComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 0; [L23] unsigned long int var_1_2 = 16; [L24] unsigned long int var_1_3 = 64; [L25] unsigned long int var_1_4 = 25; [L26] float var_1_6 = 999.7; [L27] float var_1_8 = 9.75; [L28] float var_1_9 = 1.75; [L29] unsigned long int var_1_10 = 16; [L30] unsigned long int var_1_11 = 1277342739; [L31] unsigned long int var_1_12 = 1394088949; [L32] unsigned long int var_1_13 = 0; [L33] unsigned char var_1_14 = 0; [L34] unsigned char var_1_17 = 0; [L35] unsigned char var_1_18 = 0; [L36] float var_1_19 = 10.5; [L37] float var_1_20 = 4.47; [L38] unsigned char var_1_21 = 1; [L39] unsigned char var_1_22 = 0; VAL [isInitial=0, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=16, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L98] isInitial = 1 [L99] FCALL initially() [L101] FCALL updateLastVariables() [L102] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_ulong() [L61] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L61] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L62] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L62] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=64, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L63] var_1_3 = __VERIFIER_nondet_ulong() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L65] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L65] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_6=9997/10, var_1_8=39/4, var_1_9=7/4] [L66] var_1_6 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L67] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L68] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L68] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_8=39/4, var_1_9=7/4] [L69] var_1_8 = __VERIFIER_nondet_float() [L70] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_9=7/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_9=7/4] [L70] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25, var_1_9=7/4] [L71] var_1_9 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L72] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L73] var_1_11 = __VERIFIER_nondet_ulong() [L74] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L74] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L75] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L75] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L76] var_1_12 = __VERIFIER_nondet_ulong() [L77] CALL assume_abort_if_not(var_1_12 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L77] RET assume_abort_if_not(var_1_12 >= 1073741824) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L78] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L78] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L79] var_1_13 = __VERIFIER_nondet_ulong() [L80] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L80] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L81] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L81] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L82] var_1_17 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L83] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L84] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L84] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_20=447/100, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L85] var_1_20 = __VERIFIER_nondet_float() [L86] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L86] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L87] var_1_22 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L88] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L89] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L89] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=0, var_1_19=21/2, var_1_1=0, var_1_21=1, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L102] RET updateVariables() [L103] CALL step() [L43] var_1_1 = ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) [L44] var_1_10 = ((((var_1_2) > (((var_1_11 + var_1_12) - var_1_13))) ? (var_1_2) : (((var_1_11 + var_1_12) - var_1_13)))) [L45] var_1_18 = var_1_17 [L46] var_1_19 = var_1_20 [L47] var_1_21 = var_1_22 VAL [isInitial=1, var_1_10=-4294967298, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=-255, var_1_19=2147483652, var_1_1=-4294967298, var_1_20=2147483652, var_1_21=0, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=25] [L48] COND TRUE (var_1_19 / var_1_6) <= (var_1_19 + (var_1_8 - var_1_9)) [L49] var_1_4 = ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, var_1_10=-4294967298, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=-255, var_1_19=2147483652, var_1_1=-4294967298, var_1_20=2147483652, var_1_21=0, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=-4294967298] [L51] COND FALSE !(\read(var_1_21)) VAL [isInitial=1, var_1_10=-4294967298, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=-255, var_1_19=2147483652, var_1_1=-4294967298, var_1_20=2147483652, var_1_21=0, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=-4294967298] [L103] RET step() [L104] CALL, EXPR property() [L94-L95] return ((((((var_1_1 == ((unsigned long int) ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) && (((var_1_19 / var_1_6) <= (var_1_19 + (var_1_8 - var_1_9))) ? (var_1_4 == ((unsigned long int) ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1)) && (var_1_10 == ((unsigned long int) ((((var_1_2) > (((var_1_11 + var_1_12) - var_1_13))) ? (var_1_2) : (((var_1_11 + var_1_12) - var_1_13))))))) && (var_1_21 ? ((! ((var_1_19 / var_1_6) < (var_1_8 - var_1_9))) ? (var_1_21 ? (var_1_14 == ((unsigned char) (! var_1_17))) : 1) : 1) : 1)) && (var_1_18 == ((unsigned char) var_1_17))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((unsigned char) var_1_22)) ; VAL [\result=0, isInitial=1, var_1_10=-4294967298, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=-255, var_1_19=2147483652, var_1_1=-4294967298, var_1_20=2147483652, var_1_21=0, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=-4294967298] [L104] RET, EXPR property() [L104] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-4294967298, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=-255, var_1_19=2147483652, var_1_1=-4294967298, var_1_20=2147483652, var_1_21=0, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=-4294967298] [L19] reach_error() VAL [isInitial=1, var_1_10=-4294967298, var_1_11=-3221225473, var_1_12=1073741824, var_1_13=2147483647, var_1_14=0, var_1_17=-255, var_1_18=-255, var_1_19=2147483652, var_1_1=-4294967298, var_1_20=2147483652, var_1_21=0, var_1_22=0, var_1_2=-4294967298, var_1_3=-4294967298, var_1_4=-4294967298] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 19, 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=53occurred 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, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 06:05:32,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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_f932a02e-3fa3-41bd-806c-013230768050/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 643345d281ad2e709dd52185927f023ab3c05039c8a0ebb7fbb8a5500155527a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:05:34,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:05:34,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 06:05:34,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:05:34,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:05:34,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:05:34,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:05:34,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:05:34,541 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:05:34,541 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:05:34,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:05:34,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:05:34,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:05:34,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 06:05:34,542 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:05:34,543 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:34,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:05:34,543 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:34,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:05:34,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:05:34,544 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_f932a02e-3fa3-41bd-806c-013230768050/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 -> 643345d281ad2e709dd52185927f023ab3c05039c8a0ebb7fbb8a5500155527a [2024-12-02 06:05:34,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:05:34,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:05:34,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:05:34,786 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:05:34,786 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:05:34,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i [2024-12-02 06:05:37,461 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/925cc0584/96c4519965424120861cb971566bb5f9/FLAG8ca8263ea [2024-12-02 06:05:37,643 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:05:37,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i [2024-12-02 06:05:37,653 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/925cc0584/96c4519965424120861cb971566bb5f9/FLAG8ca8263ea [2024-12-02 06:05:38,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/data/925cc0584/96c4519965424120861cb971566bb5f9 [2024-12-02 06:05:38,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:05:38,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:05:38,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:05:38,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:05:38,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:05:38,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35189400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38, skipping insertion in model container [2024-12-02 06:05:38,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:05:38,137 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_f932a02e-3fa3-41bd-806c-013230768050/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i[915,928] [2024-12-02 06:05:38,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:05:38,180 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:05:38,189 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_f932a02e-3fa3-41bd-806c-013230768050/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-23.i[915,928] [2024-12-02 06:05:38,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:05:38,217 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:05:38,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38 WrapperNode [2024-12-02 06:05:38,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:05:38,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:05:38,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:05:38,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:05:38,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,246 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-12-02 06:05:38,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:05:38,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:05:38,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:05:38,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:05:38,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,258 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,266 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 06:05:38,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,271 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:05:38,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:05:38,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:05:38,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:05:38,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (1/1) ... [2024-12-02 06:05:38,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:38,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:05:38,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:05:38,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:05:38,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:05:38,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 06:05:38,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:05:38,326 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:05:38,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:05:38,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:05:38,391 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:05:38,393 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:05:49,553 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 06:05:49,553 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:05:49,562 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:05:49,562 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:05:49,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:49 BoogieIcfgContainer [2024-12-02 06:05:49,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:05:49,564 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:05:49,565 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:05:49,569 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:05:49,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:05:38" (1/3) ... [2024-12-02 06:05:49,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193bdb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:05:49, skipping insertion in model container [2024-12-02 06:05:49,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:38" (2/3) ... [2024-12-02 06:05:49,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193bdb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:05:49, skipping insertion in model container [2024-12-02 06:05:49,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:49" (3/3) ... [2024-12-02 06:05:49,571 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-23.i [2024-12-02 06:05:49,585 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:05:49,586 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-23.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:05:49,622 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:05:49,631 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;@6be97371, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:05:49,631 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:05:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-12-02 06:05:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-02 06:05:49,640 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:05:49,640 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:49,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:05:49,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:05:49,644 INFO L85 PathProgramCache]: Analyzing trace with hash -2102527901, now seen corresponding path program 1 times [2024-12-02 06:05:49,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:05:49,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1330841035] [2024-12-02 06:05:49,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:05:49,653 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 06:05:49,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:05:49,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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 06:05:49,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f932a02e-3fa3-41bd-806c-013230768050/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 06:05:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:05:50,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 06:05:50,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:10:50,581 WARN L286 SmtUtils]: Spent 5.29s on a formula simplification. DAG size of input: 754 DAG size of output: 474 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:12:29,741 WARN L286 SmtUtils]: Spent 5.81s 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 06:12:40,802 WARN L286 SmtUtils]: Spent 6.46s 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 06:12:46,077 WARN L286 SmtUtils]: Spent 5.27s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:12:56,270 WARN L286 SmtUtils]: Spent 5.46s 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 06:13:07,091 WARN L286 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:13:24,461 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:13:29,802 WARN L286 SmtUtils]: Spent 5.28s 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 06:13:35,749 WARN L286 SmtUtils]: Spent 5.95s 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 06:13:40,967 WARN L286 SmtUtils]: Spent 5.16s 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 06:13:46,342 WARN L286 SmtUtils]: Spent 5.37s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:13:54,020 WARN L286 SmtUtils]: Spent 7.12s 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 06:14:04,126 WARN L286 SmtUtils]: Spent 5.18s 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 06:14:28,060 WARN L286 SmtUtils]: Spent 6.82s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:14:34,155 WARN L286 SmtUtils]: Spent 5.88s 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 06:14:42,702 WARN L286 SmtUtils]: Spent 5.61s 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 06:14:51,312 WARN L286 SmtUtils]: Spent 5.05s 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 06:15:01,035 WARN L286 SmtUtils]: Spent 5.93s 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 06:15:12,553 WARN L286 SmtUtils]: Spent 7.61s 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 06:15:17,702 WARN L286 SmtUtils]: Spent 5.15s 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 06:15:32,616 WARN L286 SmtUtils]: Spent 5.93s 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 06:15:46,370 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:16:01,802 WARN L286 SmtUtils]: Spent 6.23s 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 06:16:12,694 WARN L286 SmtUtils]: Spent 6.24s 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 06:16:18,111 WARN L286 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:16:43,194 WARN L286 SmtUtils]: Spent 5.65s 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 06:16:49,619 WARN L286 SmtUtils]: Spent 6.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:17:00,866 WARN L286 SmtUtils]: Spent 6.38s 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 06:17:06,630 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 06:17:13,812 WARN L286 SmtUtils]: Spent 7.18s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:17:28,531 WARN L286 SmtUtils]: Spent 5.38s 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 06:17:38,167 WARN L286 SmtUtils]: Spent 6.06s 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 06:17:44,619 WARN L286 SmtUtils]: Spent 6.45s 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 06:17:49,806 WARN L286 SmtUtils]: Spent 5.10s 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 06:17:59,587 WARN L286 SmtUtils]: Spent 6.47s 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 06:18:10,019 WARN L286 SmtUtils]: Spent 6.00s 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 06:18:18,383 WARN L286 SmtUtils]: Spent 5.92s 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 06:18:27,996 WARN L286 SmtUtils]: Spent 5.87s 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 06:18:40,096 WARN L286 SmtUtils]: Spent 6.54s 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 06:18:49,186 WARN L286 SmtUtils]: Spent 5.43s 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 06:19:04,407 WARN L286 SmtUtils]: Spent 5.87s 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 06:19:16,085 WARN L286 SmtUtils]: Spent 6.83s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:19:26,440 WARN L286 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:19:34,106 WARN L286 SmtUtils]: Spent 7.63s 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 06:19:40,000 WARN L286 SmtUtils]: Spent 5.89s 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 06:19:52,536 WARN L286 SmtUtils]: Spent 7.52s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:19:58,694 WARN L286 SmtUtils]: Spent 6.11s 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 06:20:04,408 WARN L286 SmtUtils]: Spent 5.71s 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 06:20:24,142 WARN L286 SmtUtils]: Spent 7.84s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:20:29,426 WARN L286 SmtUtils]: Spent 5.28s 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 06:20:36,745 WARN L286 SmtUtils]: Spent 7.32s 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 06:20:42,142 WARN L286 SmtUtils]: Spent 5.31s 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)