./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 e7999cbc02495ec6922b91474a62a692fbfb55ed13055ddc827dcb10c95c728f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:18:25,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:18:25,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 11:18:25,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:18:25,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:18:25,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:18:25,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:18:25,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:18:25,400 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:18:25,400 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:18:25,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:18:25,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:18:25,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:18:25,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:18:25,401 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:18:25,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:18:25,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:18:25,402 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:18:25,402 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:18:25,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:18:25,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:18:25,403 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:18:25,404 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:18:25,404 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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 -> e7999cbc02495ec6922b91474a62a692fbfb55ed13055ddc827dcb10c95c728f [2024-12-02 11:18:25,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:18:25,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:18:25,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:18:25,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:18:25,644 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:18:25,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i [2024-12-02 11:18:28,277 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/1e07f83cb/bb4f4145af8548fd98d03ca9c419c1f3/FLAG314eb56df [2024-12-02 11:18:28,488 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:18:28,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i [2024-12-02 11:18:28,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/1e07f83cb/bb4f4145af8548fd98d03ca9c419c1f3/FLAG314eb56df [2024-12-02 11:18:28,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/1e07f83cb/bb4f4145af8548fd98d03ca9c419c1f3 [2024-12-02 11:18:28,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:18:28,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:18:28,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:18:28,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:18:28,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:18:28,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:28" (1/1) ... [2024-12-02 11:18:28,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29355440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:28, skipping insertion in model container [2024-12-02 11:18:28,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:28" (1/1) ... [2024-12-02 11:18:28,878 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:18:28,981 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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i[919,932] [2024-12-02 11:18:29,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:18:29,041 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:18:29,049 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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i[919,932] [2024-12-02 11:18:29,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:18:29,088 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:18:29,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29 WrapperNode [2024-12-02 11:18:29,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:18:29,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:18:29,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:18:29,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:18:29,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,123 INFO L138 Inliner]: procedures = 33, calls = 40, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 170 [2024-12-02 11:18:29,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:18:29,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:18:29,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:18:29,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:18:29,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,136 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,147 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 11:18:29,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,154 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:18:29,165 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:18:29,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:18:29,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:18:29,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (1/1) ... [2024-12-02 11:18:29,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:18:29,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:18:29,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:18:29,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:18:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:18:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:18:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:18:29,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:18:29,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:18:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:18:29,221 INFO L130 BoogieDeclarations]: Found specification of procedure functionized1 [2024-12-02 11:18:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized1 [2024-12-02 11:18:29,221 INFO L130 BoogieDeclarations]: Found specification of procedure functionized0 [2024-12-02 11:18:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized0 [2024-12-02 11:18:29,291 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:18:29,292 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:18:29,571 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-12-02 11:18:29,571 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:18:29,580 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:18:29,581 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:18:29,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:29 BoogieIcfgContainer [2024-12-02 11:18:29,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:18:29,583 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:18:29,583 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:18:29,586 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:18:29,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:18:28" (1/3) ... [2024-12-02 11:18:29,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a48a905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:18:29, skipping insertion in model container [2024-12-02 11:18:29,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:29" (2/3) ... [2024-12-02 11:18:29,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a48a905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:18:29, skipping insertion in model container [2024-12-02 11:18:29,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:29" (3/3) ... [2024-12-02 11:18:29,589 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-0.i [2024-12-02 11:18:29,599 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:18:29,600 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-0.i that has 4 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:18:29,643 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:18:29,653 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;@7661fc05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:18:29,653 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:18:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 56 states have (on average 1.2857142857142858) internal successors, (72), 57 states have internal predecessors, (72), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:18:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 11:18:29,664 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:18:29,665 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:18:29,665 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:18:29,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:18:29,670 INFO L85 PathProgramCache]: Analyzing trace with hash -586993448, now seen corresponding path program 1 times [2024-12-02 11:18:29,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:18:29,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252602658] [2024-12-02 11:18:29,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:18:29,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:18:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:18:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-12-02 11:18:29,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:18:29,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252602658] [2024-12-02 11:18:29,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252602658] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:18:29,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622408216] [2024-12-02 11:18:29,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:18:29,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:18:29,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:18:29,921 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:18:29,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:18:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:18:30,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:18:30,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:18:30,105 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-12-02 11:18:30,105 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:18:30,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622408216] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:18:30,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:18:30,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 11:18:30,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002616773] [2024-12-02 11:18:30,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:18:30,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:18:30,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:18:30,128 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:18:30,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:18:30,130 INFO L87 Difference]: Start difference. First operand has 83 states, 56 states have (on average 1.2857142857142858) internal successors, (72), 57 states have internal predecessors, (72), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 11:18:30,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:18:30,150 INFO L93 Difference]: Finished difference Result 159 states and 244 transitions. [2024-12-02 11:18:30,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:18:30,151 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-12-02 11:18:30,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:18:30,157 INFO L225 Difference]: With dead ends: 159 [2024-12-02 11:18:30,157 INFO L226 Difference]: Without dead ends: 79 [2024-12-02 11:18:30,160 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:18:30,162 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:18:30,162 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:18:30,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-12-02 11:18:30,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-12-02 11:18:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 53 states have (on average 1.2264150943396226) internal successors, (65), 53 states have internal predecessors, (65), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:18:30,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 109 transitions. [2024-12-02 11:18:30,190 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 109 transitions. Word has length 131 [2024-12-02 11:18:30,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:18:30,190 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 109 transitions. [2024-12-02 11:18:30,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 11:18:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 109 transitions. [2024-12-02 11:18:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 11:18:30,193 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:18:30,193 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:18:30,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:18:30,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:18:30,394 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:18:30,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:18:30,394 INFO L85 PathProgramCache]: Analyzing trace with hash 314358484, now seen corresponding path program 1 times [2024-12-02 11:18:30,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:18:30,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838567827] [2024-12-02 11:18:30,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:18:30,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:18:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:18:30,567 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:18:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:18:30,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 11:18:30,741 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 11:18:30,742 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 11:18:30,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 11:18:30,747 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-02 11:18:30,800 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:18:30,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:18:30 BoogieIcfgContainer [2024-12-02 11:18:30,803 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:18:30,804 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:18:30,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:18:30,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:18:30,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:29" (3/4) ... [2024-12-02 11:18:30,807 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 11:18:30,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:18:30,808 INFO L158 Benchmark]: Toolchain (without parser) took 1949.05ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 103.6MB in the end (delta: 13.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2024-12-02 11:18:30,809 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:18:30,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.51ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.3MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:18:30,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.78ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 99.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:18:30,809 INFO L158 Benchmark]: Boogie Preprocessor took 40.43ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 95.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:18:30,810 INFO L158 Benchmark]: RCFGBuilder took 416.02ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 74.8MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:18:30,810 INFO L158 Benchmark]: TraceAbstraction took 1220.58ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 104.5MB in the end (delta: -30.3MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-12-02 11:18:30,810 INFO L158 Benchmark]: Witness Printer took 3.73ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 103.6MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:18:30,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.51ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.3MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.78ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 99.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.43ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 95.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 416.02ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 74.8MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1220.58ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 104.5MB in the end (delta: -30.3MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * Witness Printer took 3.73ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 103.6MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 141. Possible FailurePath: [L28] unsigned char isInitial = 0; [L29] signed long int var_1_1 = 0; [L30] unsigned char var_1_2 = 0; [L31] unsigned char var_1_3 = 32; [L32] signed long int var_1_4 = -32; [L33] signed long int var_1_5 = 2; [L34] signed short int var_1_6 = -10; [L35] unsigned long int var_1_7 = 1; [L36] unsigned char var_1_8 = 0; [L37] unsigned long int var_1_9 = 3470417420; [L38] unsigned char var_1_10 = 0; [L39] double var_1_11 = 32.875; [L40] double var_1_12 = 25.6; [L41] double var_1_13 = 1.75; [L42] float var_1_14 = 5.4; [L43] float var_1_15 = 127.5; [L44] float var_1_16 = 3.5; [L45] signed long int var_1_17 = 64; [L46] unsigned char var_1_18 = 64; VAL [isInitial=0, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L145] isInitial = 1 [L146] FCALL initially() [L148] FCALL updateLastVariables() [L149] CALL updateVariables() [L108] var_1_2 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L109] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L110] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L110] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_3=32, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L111] var_1_3 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L112] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L113] CALL assume_abort_if_not(var_1_3 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L113] RET assume_abort_if_not(var_1_3 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-32, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L114] var_1_4 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_4 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L115] RET assume_abort_if_not(var_1_4 >= -1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L116] CALL assume_abort_if_not(var_1_4 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L116] RET assume_abort_if_not(var_1_4 <= 1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L117] var_1_9 = __VERIFIER_nondet_ulong() [L118] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L118] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L119] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L119] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L120] var_1_10 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L121] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L122] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L122] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=263/8, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L123] var_1_11 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L124] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L125] var_1_12 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L126] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L127] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L127] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L128] var_1_13 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L129] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L130] var_1_15 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L131] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L132] var_1_16 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L133] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_18=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L134] var_1_18 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L135] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L136] CALL assume_abort_if_not(var_1_18 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L136] RET assume_abort_if_not(var_1_18 <= 255) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L149] RET updateVariables() [L150] CALL step() [L77] COND TRUE var_1_2 > (- var_1_3) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L78] CALL, EXPR functionized0(var_1_4) VAL [\old(functionized0_localFunctionVar0)=-223, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L48] return (var_1_2 + functionized0_localFunctionVar0); VAL [\old(functionized0_localFunctionVar0)=-223, \result=32, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L78] RET, EXPR functionized0(var_1_4) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L78] EXPR ((var_1_3) > (functionized0(var_1_4))) ? (var_1_3) : (functionized0(var_1_4)) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L78] var_1_1 = ((((var_1_3) > (functionized0(var_1_4))) ? (var_1_3) : (functionized0(var_1_4)))) [L82] CALL functionized2(var_1_4, var_1_3) [L54] COND TRUE functionized2_localFunctionVar1 < var_1_2 [L55] var_1_5 = ((var_1_2 - functionized2_localFunctionVar1) + functionized2_localFunctionVar0) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L82] RET functionized2(var_1_4, var_1_3) [L83] CALL, EXPR functionized3(var_1_5) [L59] return (- functionized3_localFunctionVar0); VAL [\result=1, isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L83] RET, EXPR functionized3(var_1_5) [L83] COND FALSE !(var_1_2 < functionized3(var_1_5)) [L86] COND FALSE !(var_1_1 > var_1_3) VAL [isInitial=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L91] CALL functionized5(var_1_11, var_1_2, var_1_13) [L65] COND TRUE (- 8u) >= (var_1_9 - functionized5_localFunctionVar1) [L66] var_1_8 = (! var_1_10) VAL [isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=27/5, var_1_17=64, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L91] RET functionized5(var_1_11, var_1_2, var_1_13) [L92] COND FALSE !((var_1_12 * var_1_11) > var_1_13) [L99] var_1_14 = var_1_16 VAL [isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=3470417425, var_1_16=3470417425, var_1_17=64, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L101] CALL, EXPR functionized6(var_1_13) [L72] return ((((functionized6_localFunctionVar0) < (var_1_16)) ? (functionized6_localFunctionVar0) : (var_1_16))); VAL [\result=3470417425, isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=3470417425, var_1_16=3470417425, var_1_17=64, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L101] RET, EXPR functionized6(var_1_13) [L101] COND TRUE ((var_1_11 + var_1_14) / 9.2) < functionized6(var_1_13) [L102] var_1_17 = ((((var_1_2) > (var_1_18)) ? (var_1_2) : (var_1_18))) VAL [isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=3470417425, var_1_16=3470417425, var_1_17=255, var_1_18=255, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L150] RET step() [L151] CALL, EXPR property() [L141-L142] return (((((((var_1_2 > (- var_1_3)) ? (var_1_1 == ((signed long int) ((((var_1_3) > ((var_1_2 + var_1_4))) ? (var_1_3) : ((var_1_2 + var_1_4)))))) : (var_1_1 == ((signed long int) (((((1 - var_1_2)) < (16)) ? ((1 - var_1_2)) : (16)))))) && ((var_1_3 < var_1_2) ? (var_1_5 == ((signed long int) ((var_1_2 - var_1_3) + var_1_4))) : 1)) && ((var_1_2 < (- var_1_5)) ? (var_1_6 == ((signed short int) (32 - var_1_3))) : 1)) && ((var_1_1 > var_1_3) ? ((var_1_4 <= var_1_6) ? (var_1_7 == ((unsigned long int) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_2)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_11 / var_1_12) >= var_1_13) || var_1_10))))) && (((var_1_12 * var_1_11) > var_1_13) ? ((var_1_9 < var_1_5) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((var_1_11 + var_1_14) / 9.2) < ((((var_1_13) < (var_1_16)) ? (var_1_13) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((var_1_2) > (var_1_18)) ? (var_1_2) : (var_1_18))))) : (var_1_17 == ((signed long int) var_1_4))) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=3470417425, var_1_16=3470417425, var_1_17=255, var_1_18=255, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=3470417425, var_1_16=3470417425, var_1_17=255, var_1_18=255, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=3470417426, var_1_13=3470417425, var_1_14=3470417425, var_1_16=3470417425, var_1_17=255, var_1_18=255, var_1_1=33, var_1_2=-1, var_1_3=33, var_1_4=-223, var_1_5=-1, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=-2147483649] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 109 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 323 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1190/1224 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 11:18:30,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 e7999cbc02495ec6922b91474a62a692fbfb55ed13055ddc827dcb10c95c728f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:18:32,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:18:32,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 11:18:32,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:18:32,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:18:32,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:18:32,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:18:32,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:18:32,829 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:18:32,829 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:18:32,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:18:32,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:18:32,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:18:32,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:18:32,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:18:32,831 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:18:32,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:18:32,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:18:32,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:18:32,832 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:18:32,833 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:18:32,833 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:18:32,833 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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 -> e7999cbc02495ec6922b91474a62a692fbfb55ed13055ddc827dcb10c95c728f [2024-12-02 11:18:33,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:18:33,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:18:33,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:18:33,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:18:33,079 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:18:33,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i [2024-12-02 11:18:35,741 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/9950c92b3/32f0df9caf9c4b9383ebb660d8248232/FLAGb586a919f [2024-12-02 11:18:35,947 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:18:35,948 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i [2024-12-02 11:18:35,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/9950c92b3/32f0df9caf9c4b9383ebb660d8248232/FLAGb586a919f [2024-12-02 11:18:35,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/data/9950c92b3/32f0df9caf9c4b9383ebb660d8248232 [2024-12-02 11:18:35,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:18:35,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:18:35,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:18:35,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:18:35,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:18:35,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:35" (1/1) ... [2024-12-02 11:18:35,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e8d3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:35, skipping insertion in model container [2024-12-02 11:18:35,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:35" (1/1) ... [2024-12-02 11:18:35,999 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:18:36,127 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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i[919,932] [2024-12-02 11:18:36,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:18:36,189 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:18:36,199 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_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-0.i[919,932] [2024-12-02 11:18:36,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:18:36,242 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:18:36,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36 WrapperNode [2024-12-02 11:18:36,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:18:36,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:18:36,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:18:36,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:18:36,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,281 INFO L138 Inliner]: procedures = 34, calls = 40, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 163 [2024-12-02 11:18:36,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:18:36,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:18:36,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:18:36,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:18:36,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,294 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,306 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 11:18:36,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,314 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:18:36,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:18:36,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:18:36,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:18:36,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (1/1) ... [2024-12-02 11:18:36,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:18:36,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:18:36,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:18:36,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:18:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:18:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 11:18:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:18:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:18:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:18:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:18:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure functionized1 [2024-12-02 11:18:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized1 [2024-12-02 11:18:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure functionized0 [2024-12-02 11:18:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized0 [2024-12-02 11:18:36,450 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:18:36,451 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:18:58,156 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-12-02 11:18:58,156 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:18:58,164 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:18:58,165 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:18:58,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:58 BoogieIcfgContainer [2024-12-02 11:18:58,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:18:58,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:18:58,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:18:58,171 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:18:58,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:18:35" (1/3) ... [2024-12-02 11:18:58,171 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb74437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:18:58, skipping insertion in model container [2024-12-02 11:18:58,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:36" (2/3) ... [2024-12-02 11:18:58,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb74437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:18:58, skipping insertion in model container [2024-12-02 11:18:58,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:58" (3/3) ... [2024-12-02 11:18:58,173 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-0.i [2024-12-02 11:18:58,183 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:18:58,185 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-0.i that has 4 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:18:58,226 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:18:58,237 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;@5a19356b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:18:58,237 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:18:58,240 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 55 states have internal predecessors, (70), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:18:58,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 11:18:58,249 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:18:58,249 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:18:58,250 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:18:58,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:18:58,254 INFO L85 PathProgramCache]: Analyzing trace with hash -700010674, now seen corresponding path program 1 times [2024-12-02 11:18:58,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:18:58,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [550719460] [2024-12-02 11:18:58,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:18:58,263 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 11:18:58,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:18:58,265 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 11:18:58,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 11:18:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:18:59,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:18:59,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:18:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-02 11:18:59,983 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:18:59,984 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:18:59,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [550719460] [2024-12-02 11:18:59,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [550719460] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:18:59,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:18:59,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:18:59,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38229610] [2024-12-02 11:18:59,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:18:59,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:18:59,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:19:00,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:19:00,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:19:00,011 INFO L87 Difference]: Start difference. First operand has 81 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 55 states have internal predecessors, (70), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 11:19:00,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:19:00,037 INFO L93 Difference]: Finished difference Result 155 states and 240 transitions. [2024-12-02 11:19:00,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:19:00,039 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 130 [2024-12-02 11:19:00,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:19:00,045 INFO L225 Difference]: With dead ends: 155 [2024-12-02 11:19:00,045 INFO L226 Difference]: Without dead ends: 77 [2024-12-02 11:19:00,048 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:19:00,051 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:19:00,051 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:19:00,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-12-02 11:19:00,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-12-02 11:19:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 51 states have internal predecessors, (63), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:19:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2024-12-02 11:19:00,090 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 130 [2024-12-02 11:19:00,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:19:00,091 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2024-12-02 11:19:00,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 11:19:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2024-12-02 11:19:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 11:19:00,094 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:19:00,094 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:19:00,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 11:19:00,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:19:00,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:19:00,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:00,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1502218798, now seen corresponding path program 1 times [2024-12-02 11:19:00,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:19:00,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [191206945] [2024-12-02 11:19:00,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:00,296 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 11:19:00,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:19:00,298 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/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 11:19:00,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fec3efa-8ac8-4bbd-b1fa-e531e78b573c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 11:19:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:03,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-02 11:19:03,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:22:25,593 WARN L286 SmtUtils]: Spent 24.29s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:22:48,516 WARN L286 SmtUtils]: Spent 7.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:23:10,999 WARN L286 SmtUtils]: Spent 7.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:23:25,256 WARN L286 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:23:31,915 WARN L286 SmtUtils]: Spent 6.66s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:26:51,230 WARN L286 SmtUtils]: Spent 57.35s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:27:30,100 WARN L286 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:27:35,384 WARN L286 SmtUtils]: Spent 5.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:28:01,738 WARN L286 SmtUtils]: Spent 5.96s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:31:08,847 WARN L286 SmtUtils]: Spent 59.70s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:31:54,874 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:32:03,101 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:32:11,307 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:32:19,458 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:32:27,674 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:32:35,917 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:32:44,131 WARN L286 SmtUtils]: Spent 8.21s 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 11:32:52,476 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:33:00,691 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:33:08,906 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:33:17,125 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:33:21,187 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse7 (fp.neg .cse5)) (.cse4 ((_ zero_extend 24) c_~var_1_3~0)) (.cse0 ((_ zero_extend 24) c_~var_1_2~0))) (and (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (let ((.cse3 (fp.lt c_~var_1_13~0 .cse2)) (.cse1 (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))))) (or (and (not (fp.lt .cse1 .cse2)) (not .cse3)) (and .cse3 (not (fp.lt .cse1 c_~var_1_13~0)))))) (not (bvslt .cse0 (bvneg c_~var_1_5~0))) (= c_~var_1_14~0 c_~var_1_16~0) (= c_~var_1_4~0 c_~var_1_17~0) (bvsgt .cse4 (bvadd c_~var_1_4~0 .cse0)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (= c_~var_1_1~0 .cse4) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse5) (fp.leq c_~var_1_16~0 .cse8)) (and (fp.leq c_~var_1_16~0 .cse7) (fp.geq c_~var_1_16~0 (fp.neg .cse8))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd (bvneg .cse4) c_~var_1_4~0 .cse0)) (let ((.cse9 (= (_ bv0 8) c_~var_1_10~0))) (or (and (= (_ bv1 8) c_~var_1_8~0) .cse9) (and (not .cse9) (= (_ bv0 8) c_~var_1_8~0)))) (bvslt .cse4 .cse0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-12-02 11:33:25,292 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse7 (fp.neg .cse5)) (.cse4 ((_ zero_extend 24) c_~var_1_3~0)) (.cse0 ((_ zero_extend 24) c_~var_1_2~0))) (and (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (let ((.cse3 (fp.lt c_~var_1_13~0 .cse2)) (.cse1 (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))))) (or (and (not (fp.lt .cse1 .cse2)) (not .cse3)) (and .cse3 (not (fp.lt .cse1 c_~var_1_13~0)))))) (not (bvslt .cse0 (bvneg c_~var_1_5~0))) (= c_~var_1_14~0 c_~var_1_16~0) (= c_~var_1_4~0 c_~var_1_17~0) (bvsgt .cse4 (bvadd c_~var_1_4~0 .cse0)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))))) (= c_~var_1_1~0 .cse4) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse5) (fp.leq c_~var_1_16~0 .cse8)) (and (fp.leq c_~var_1_16~0 .cse7) (fp.geq c_~var_1_16~0 (fp.neg .cse8))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd (bvneg .cse4) c_~var_1_4~0 .cse0)) (let ((.cse9 (= (_ bv0 8) c_~var_1_10~0))) (or (and (= (_ bv1 8) c_~var_1_8~0) .cse9) (and (not .cse9) (= (_ bv0 8) c_~var_1_8~0)))) (bvslt .cse4 .cse0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true