./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC --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 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:23:48,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:23:49,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:23:49,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:23:49,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:23:49,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:23:49,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:23:49,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:23:49,067 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:23:49,067 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:23:49,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:23:49,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:23:49,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:23:49,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:23:49,068 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:23:49,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:23:49,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:23:49,069 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:23:49,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:23:49,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:23:49,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:23:49,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:23:49,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:23:49,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:23:49,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:23:49,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:23:49,070 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:23:49,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:23:49,070 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:23:49,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:23:49,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:23:49,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:23:49,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:23:49,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:23:49,072 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_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC 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 -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2024-11-24 00:23:49,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:23:49,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:23:49,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:23:49,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:23:49,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:23:49,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-11-24 00:23:52,623 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/9cd00ef95/3d0e81ffe6a0476c9fbff6495c9b0a78/FLAG0f16fb7f5 [2024-11-24 00:23:52,951 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:23:52,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-11-24 00:23:52,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/9cd00ef95/3d0e81ffe6a0476c9fbff6495c9b0a78/FLAG0f16fb7f5 [2024-11-24 00:23:52,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/9cd00ef95/3d0e81ffe6a0476c9fbff6495c9b0a78 [2024-11-24 00:23:52,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:23:52,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:23:52,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:23:52,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:23:52,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:23:53,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:23:52" (1/1) ... [2024-11-24 00:23:53,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db4d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53, skipping insertion in model container [2024-11-24 00:23:53,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:23:52" (1/1) ... [2024-11-24 00:23:53,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:23:53,186 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_fd6fb636-03ae-465e-81e6-8546b2452800/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-24 00:23:53,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:23:53,272 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:23:53,284 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_fd6fb636-03ae-465e-81e6-8546b2452800/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-24 00:23:53,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:23:53,345 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:23:53,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53 WrapperNode [2024-11-24 00:23:53,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:23:53,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:23:53,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:23:53,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:23:53,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,432 INFO L138 Inliner]: procedures = 29, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 155 [2024-11-24 00:23:53,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:23:53,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:23:53,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:23:53,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:23:53,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,448 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,463 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 00:23:53,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,472 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,496 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:23:53,497 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:23:53,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:23:53,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:23:53,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (1/1) ... [2024-11-24 00:23:53,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:23:53,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:23:53,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:23:53,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:23:53,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:23:53,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:23:53,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:23:53,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:23:53,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:23:53,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:23:53,674 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:23:53,679 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:23:54,118 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-24 00:23:54,118 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:23:54,130 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:23:54,131 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:23:54,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:23:54 BoogieIcfgContainer [2024-11-24 00:23:54,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:23:54,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:23:54,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:23:54,144 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:23:54,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:23:52" (1/3) ... [2024-11-24 00:23:54,145 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174a1886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:23:54, skipping insertion in model container [2024-11-24 00:23:54,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:23:53" (2/3) ... [2024-11-24 00:23:54,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174a1886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:23:54, skipping insertion in model container [2024-11-24 00:23:54,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:23:54" (3/3) ... [2024-11-24 00:23:54,148 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2024-11-24 00:23:54,167 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:23:54,169 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-5.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:23:54,254 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:23:54,272 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;@75398c10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:23:54,272 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:23:54,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-24 00:23:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-24 00:23:54,320 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:23:54,321 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:23:54,321 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:23:54,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:23:54,327 INFO L85 PathProgramCache]: Analyzing trace with hash -691962204, now seen corresponding path program 1 times [2024-11-24 00:23:54,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:23:54,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130758811] [2024-11-24 00:23:54,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:23:54,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:23:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:23:54,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-24 00:23:54,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:23:54,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130758811] [2024-11-24 00:23:54,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130758811] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:23:54,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33365176] [2024-11-24 00:23:54,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:23:54,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:23:54,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:23:54,710 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:23:54,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:23:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:23:54,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:23:54,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:23:55,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-24 00:23:55,030 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:23:55,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33365176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:23:55,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:23:55,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:23:55,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629620310] [2024-11-24 00:23:55,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:23:55,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:23:55,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:23:55,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:23:55,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:23:55,069 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:23:55,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:23:55,106 INFO L93 Difference]: Finished difference Result 131 states and 221 transitions. [2024-11-24 00:23:55,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:23:55,108 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-11-24 00:23:55,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:23:55,115 INFO L225 Difference]: With dead ends: 131 [2024-11-24 00:23:55,115 INFO L226 Difference]: Without dead ends: 65 [2024-11-24 00:23:55,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:23:55,121 INFO L435 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:23:55,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:23:55,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-24 00:23:55,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-24 00:23:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-24 00:23:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2024-11-24 00:23:55,164 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2024-11-24 00:23:55,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:23:55,165 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2024-11-24 00:23:55,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:23:55,165 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-11-24 00:23:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-24 00:23:55,169 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:23:55,169 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:23:55,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:23:55,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 00:23:55,371 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:23:55,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:23:55,372 INFO L85 PathProgramCache]: Analyzing trace with hash -296456850, now seen corresponding path program 1 times [2024-11-24 00:23:55,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:23:55,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171699525] [2024-11-24 00:23:55,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:23:55,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:23:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:23:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-24 00:23:57,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:23:57,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171699525] [2024-11-24 00:23:57,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171699525] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:23:57,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674919303] [2024-11-24 00:23:57,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:23:57,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:23:57,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:23:57,659 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:23:57,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:23:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:23:57,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-24 00:23:57,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:23:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-24 00:23:58,835 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:23:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-24 00:23:59,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674919303] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:23:59,545 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 00:23:59,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-24 00:23:59,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793979908] [2024-11-24 00:23:59,546 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 00:23:59,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-24 00:23:59,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:23:59,550 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-24 00:23:59,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:23:59,551 INFO L87 Difference]: Start difference. First operand 65 states and 94 transitions. Second operand has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2024-11-24 00:24:00,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:24:00,544 INFO L93 Difference]: Finished difference Result 176 states and 241 transitions. [2024-11-24 00:24:00,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-24 00:24:00,545 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 148 [2024-11-24 00:24:00,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:24:00,551 INFO L225 Difference]: With dead ends: 176 [2024-11-24 00:24:00,551 INFO L226 Difference]: Without dead ends: 114 [2024-11-24 00:24:00,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=189, Invalid=461, Unknown=0, NotChecked=0, Total=650 [2024-11-24 00:24:00,553 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 108 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:24:00,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 408 Invalid, 621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 00:24:00,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-24 00:24:00,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 93. [2024-11-24 00:24:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.21875) internal successors, (78), 65 states have internal predecessors, (78), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:24:00,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2024-11-24 00:24:00,575 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 148 [2024-11-24 00:24:00,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:24:00,575 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2024-11-24 00:24:00,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2024-11-24 00:24:00,576 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2024-11-24 00:24:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-24 00:24:00,578 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:24:00,579 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:24:00,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:24:00,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:24:00,783 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:24:00,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:24:00,784 INFO L85 PathProgramCache]: Analyzing trace with hash -883262864, now seen corresponding path program 1 times [2024-11-24 00:24:00,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:24:00,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861912319] [2024-11-24 00:24:00,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:24:00,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:24:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:24:00,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1104907598] [2024-11-24 00:24:00,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:24:00,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:24:00,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:24:00,967 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:24:00,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:24:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:24:01,288 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:24:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:24:01,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:24:01,478 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:24:01,479 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:24:01,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 00:24:01,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:24:01,688 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-24 00:24:01,839 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:24:01,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:24:01 BoogieIcfgContainer [2024-11-24 00:24:01,845 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:24:01,847 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:24:01,847 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:24:01,847 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:24:01,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:23:54" (3/4) ... [2024-11-24 00:24:01,851 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:24:01,852 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:24:01,853 INFO L158 Benchmark]: Toolchain (without parser) took 8862.37ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.6MB in the beginning and 282.6MB in the end (delta: -189.0MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2024-11-24 00:24:01,853 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:24:01,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.50ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 79.0MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:24:01,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.48ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 74.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:24:01,854 INFO L158 Benchmark]: Boogie Preprocessor took 63.87ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 67.6MB in the end (delta: 7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:24:01,854 INFO L158 Benchmark]: RCFGBuilder took 634.49ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 44.3MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 00:24:01,855 INFO L158 Benchmark]: TraceAbstraction took 7710.76ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 43.6MB in the beginning and 282.7MB in the end (delta: -239.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:24:01,855 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 352.3MB. Free memory was 282.7MB in the beginning and 282.6MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:24:01,860 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.50ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 79.0MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.48ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 74.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.87ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 67.6MB in the end (delta: 7.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 634.49ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 44.3MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7710.76ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 43.6MB in the beginning and 282.7MB in the end (delta: -239.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 352.3MB. Free memory was 282.7MB in the beginning and 282.6MB in the end (delta: 46.8kB). 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 someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 122. Possible FailurePath: [L24] unsigned char isInitial = 0; [L25] unsigned char var_1_1 = 10; [L26] unsigned short int var_1_2 = 10; [L27] signed long int var_1_3 = 4; [L28] unsigned char var_1_4 = 128; [L29] unsigned char var_1_5 = 1; [L30] unsigned long int var_1_6 = 5; [L31] float var_1_7 = 2.98; [L32] float var_1_8 = 8.5; [L33] unsigned char var_1_9 = 0; [L34] unsigned char var_1_10 = 64; [L35] unsigned char var_1_11 = 64; [L36] unsigned short int var_1_12 = 25; [L37] signed long int var_1_13 = 256; [L38] unsigned short int var_1_14 = 31408; [L39] double var_1_15 = 64.375; [L40] double var_1_16 = 10.85; [L41] double var_1_17 = 128.8; [L42] double var_1_18 = 2.6; [L43] unsigned char var_1_19 = 0; [L44] unsigned char var_1_20 = 0; [L45] signed short int var_1_21 = -64; VAL [isInitial=0, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_2=10, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L136] isInitial = 1 [L137] FCALL initially() [L139] FCALL updateLastVariables() [L140] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L94] var_1_3 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L95] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L97] var_1_4 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L98] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L100] var_1_5 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L103] var_1_7 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_8=17/2, var_1_9=0] [L104] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_8=17/2, var_1_9=0] [L105] var_1_8 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L106] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L107] var_1_10 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L108] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L109] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L109] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L111] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L112] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L112] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L113] var_1_13 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L114] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L115] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L115] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L116] var_1_14 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L117] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L118] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L118] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L119] var_1_16 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_16 >= 0.0F && 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=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L120] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L121] var_1_17 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L122] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L123] var_1_18 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L124] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L125] var_1_20 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L126] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L127] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L127] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L140] RET updateVariables() [L141] CALL step() [L62] CALL functionized0(var_1_3) [L47] return (((- 64) + var_1_2) == functionized0_localFunctionVar0); VAL [\result=0, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L62] RET functionized0(var_1_3) [L62] COND FALSE !(functionized0(var_1_3)) [L65] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L67] COND FALSE !(var_1_1 > var_1_4) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=0] [L72] CALL functionized1(var_1_5, var_1_2) [L50] COND TRUE functionized1_localFunctionVar0 == (functionized1_localFunctionVar1 / var_1_4) [L51] var_1_9 = ((((functionized1_localFunctionVar0) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (functionized1_localFunctionVar0) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=25, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L72] RET functionized1(var_1_5, var_1_2) [L73] COND FALSE !(((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) [L76] var_1_12 = var_1_9 VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L78] COND TRUE (~ (var_1_5 * var_1_12)) <= var_1_9 [L79] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L83] COND FALSE !(var_1_4 < var_1_3) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=-64, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L88] var_1_21 = var_1_10 VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return (((((((((- 64) + var_1_2) == var_1_3) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((var_1_1 > var_1_4) ? (((- var_1_7) < var_1_8) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_2 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) : (var_1_12 == ((unsigned short int) var_1_9)))) && (((~ (var_1_5 * var_1_12)) <= var_1_9) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_3) ? ((var_1_9 > var_1_2) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; VAL [\result=0, isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] [L19] reach_error() VAL [isInitial=1, var_1_10=63, var_1_11=64, var_1_12=127, var_1_13=-2147483648, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=63, var_1_20=0, var_1_21=63, var_1_2=16129, var_1_3=-128, var_1_4=127, var_1_5=127, var_1_6=5, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 116 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 108 mSDsluCounter, 502 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 333 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 603 IncrementalHoareTripleChecker+Invalid, 621 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 169 mSDtfsCounter, 603 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 459 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=2, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 21 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 888 NumberOfCodeBlocks, 888 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 1674 SizeOfPredicates, 5 NumberOfNonLiveVariables, 678 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 4854/5060 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:24:01,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/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_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC --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 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:24:04,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:24:04,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:24:04,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:24:04,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:24:05,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:24:05,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:24:05,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:24:05,067 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:24:05,067 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:24:05,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:24:05,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:24:05,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:24:05,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:24:05,068 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:24:05,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:24:05,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:24:05,068 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:24:05,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:24:05,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:24:05,070 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:24:05,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:24:05,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:24:05,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:24:05,080 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:24:05,080 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:24:05,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:24:05,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:24:05,081 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:24:05,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:24:05,082 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_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC 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 -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2024-11-24 00:24:05,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:24:05,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:24:05,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:24:05,458 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:24:05,459 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:24:05,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-11-24 00:24:08,766 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/67068fe48/662ff509dfec4fa1bb776cfb22038b69/FLAG73ed0930c [2024-11-24 00:24:09,135 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:24:09,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-11-24 00:24:09,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/67068fe48/662ff509dfec4fa1bb776cfb22038b69/FLAG73ed0930c [2024-11-24 00:24:09,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/data/67068fe48/662ff509dfec4fa1bb776cfb22038b69 [2024-11-24 00:24:09,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:24:09,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:24:09,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:24:09,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:24:09,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:24:09,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff82df4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09, skipping insertion in model container [2024-11-24 00:24:09,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:24:09,415 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_fd6fb636-03ae-465e-81e6-8546b2452800/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-24 00:24:09,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:24:09,533 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:24:09,550 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_fd6fb636-03ae-465e-81e6-8546b2452800/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-24 00:24:09,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:24:09,638 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:24:09,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09 WrapperNode [2024-11-24 00:24:09,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:24:09,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:24:09,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:24:09,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:24:09,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,714 INFO L138 Inliner]: procedures = 30, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 152 [2024-11-24 00:24:09,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:24:09,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:24:09,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:24:09,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:24:09,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,736 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,762 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 00:24:09,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,788 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:24:09,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:24:09,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:24:09,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:24:09,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (1/1) ... [2024-11-24 00:24:09,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:24:09,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:24:09,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:24:09,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:24:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:24:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:24:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:24:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:24:09,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:24:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:24:10,005 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:24:10,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:24:10,821 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-24 00:24:10,821 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:24:10,833 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:24:10,833 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:24:10,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:24:10 BoogieIcfgContainer [2024-11-24 00:24:10,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:24:10,836 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:24:10,836 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:24:10,842 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:24:10,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:24:09" (1/3) ... [2024-11-24 00:24:10,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40b01934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:24:10, skipping insertion in model container [2024-11-24 00:24:10,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:24:09" (2/3) ... [2024-11-24 00:24:10,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40b01934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:24:10, skipping insertion in model container [2024-11-24 00:24:10,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:24:10" (3/3) ... [2024-11-24 00:24:10,844 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2024-11-24 00:24:10,861 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:24:10,862 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_functionizing_file-5.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:24:10,930 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:24:10,944 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;@11ec08ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:24:10,944 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:24:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-24 00:24:10,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-24 00:24:10,969 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:24:10,970 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:24:10,971 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:24:10,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:24:10,979 INFO L85 PathProgramCache]: Analyzing trace with hash -691962204, now seen corresponding path program 1 times [2024-11-24 00:24:10,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:24:10,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1525826212] [2024-11-24 00:24:10,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:24:10,998 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:24:11,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:24:11,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:24:11,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 00:24:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:24:11,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:24:11,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:24:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-24 00:24:11,608 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:24:11,612 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:24:11,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1525826212] [2024-11-24 00:24:11,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1525826212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:24:11,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:24:11,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:24:11,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304271810] [2024-11-24 00:24:11,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:24:11,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:24:11,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:24:11,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:24:11,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:24:11,649 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:24:11,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:24:11,689 INFO L93 Difference]: Finished difference Result 131 states and 221 transitions. [2024-11-24 00:24:11,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:24:11,692 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-11-24 00:24:11,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:24:11,701 INFO L225 Difference]: With dead ends: 131 [2024-11-24 00:24:11,702 INFO L226 Difference]: Without dead ends: 65 [2024-11-24 00:24:11,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:24:11,713 INFO L435 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:24:11,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:24:11,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-24 00:24:11,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-24 00:24:11,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-24 00:24:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2024-11-24 00:24:11,784 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2024-11-24 00:24:11,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:24:11,786 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2024-11-24 00:24:11,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 00:24:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-11-24 00:24:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-24 00:24:11,791 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:24:11,792 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:24:11,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:24:11,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:24:11,995 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:24:11,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:24:11,998 INFO L85 PathProgramCache]: Analyzing trace with hash -296456850, now seen corresponding path program 1 times [2024-11-24 00:24:11,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:24:12,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095798710] [2024-11-24 00:24:12,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:24:12,001 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:24:12,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:24:12,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:24:12,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6fb636-03ae-465e-81e6-8546b2452800/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 00:24:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:24:12,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-24 00:24:12,541 INFO L279 TraceCheckSpWp]: Computing forward predicates...