./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU --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 72b2e34e94e72399cddee181e25473194977354663c03fb6047043564ce603ed --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:11:52,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:11:52,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:11:52,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:11:52,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:11:52,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:11:52,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:11:52,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:11:52,548 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:11:52,549 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:11:52,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:11:52,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:11:52,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:11:52,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:11:52,554 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:11:52,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:11:52,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:11:52,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:11:52,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:11:52,557 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:11:52,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:11:52,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:11:52,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:11:52,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:11:52,560 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:11:52,561 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:11:52,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:11:52,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:11:52,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:11:52,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:11:52,562 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:11:52,563 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:11:52,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:52,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:11:52,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:11:52,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:11:52,565 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:11:52,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:11:52,565 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:11:52,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:11:52,566 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:11:52,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:11:52,568 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72b2e34e94e72399cddee181e25473194977354663c03fb6047043564ce603ed [2024-10-31 22:11:52,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:11:52,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:11:52,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:11:52,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:11:52,912 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:11:52,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i Unable to find full path for "g++" [2024-10-31 22:11:55,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:11:55,299 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:11:55,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i [2024-10-31 22:11:55,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data/f83880103/cb19b59490ec4f4396d920e81a8d865d/FLAG1edc3dad7 [2024-10-31 22:11:55,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data/f83880103/cb19b59490ec4f4396d920e81a8d865d [2024-10-31 22:11:55,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:11:55,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:11:55,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:55,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:11:55,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:11:55,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55efae4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55, skipping insertion in model container [2024-10-31 22:11:55,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:11:55,600 WARN L251 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_4d5d17e1-12aa-40ee-827c-9405a9df1879/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i[913,926] [2024-10-31 22:11:55,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:55,688 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:11:55,699 WARN L251 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_4d5d17e1-12aa-40ee-827c-9405a9df1879/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i[913,926] [2024-10-31 22:11:55,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:55,770 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:11:55,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55 WrapperNode [2024-10-31 22:11:55,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:55,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:55,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:11:55,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:11:55,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,846 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2024-10-31 22:11:55,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:55,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:11:55,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:11:55,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:11:55,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,869 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,891 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]. [2024-10-31 22:11:55,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,914 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:11:55,915 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:11:55,915 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:11:55,916 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:11:55,917 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (1/1) ... [2024-10-31 22:11:55,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:55,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:55,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:11:55,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:11:56,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:11:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:11:56,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:11:56,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:11:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:11:56,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:11:56,109 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:11:56,112 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:11:56,608 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-31 22:11:56,609 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:11:56,626 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:11:56,626 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:11:56,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:56 BoogieIcfgContainer [2024-10-31 22:11:56,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:11:56,630 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:11:56,630 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:11:56,637 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:11:56,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:11:55" (1/3) ... [2024-10-31 22:11:56,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505d35d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:11:56, skipping insertion in model container [2024-10-31 22:11:56,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:55" (2/3) ... [2024-10-31 22:11:56,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505d35d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:11:56, skipping insertion in model container [2024-10-31 22:11:56,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:56" (3/3) ... [2024-10-31 22:11:56,642 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-48.i [2024-10-31 22:11:56,664 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:11:56,665 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:11:56,761 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:11:56,769 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;@3c86c542, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:11:56,770 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:11:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:11:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-31 22:11:56,794 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:11:56,795 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:56,796 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:11:56,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:56,804 INFO L85 PathProgramCache]: Analyzing trace with hash 174201568, now seen corresponding path program 1 times [2024-10-31 22:11:56,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:56,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011241473] [2024-10-31 22:11:56,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:56,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:11:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:11:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:11:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:11:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 22:11:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:11:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-31 22:11:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-31 22:11:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-31 22:11:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 22:11:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 22:11:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-31 22:11:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 22:11:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 22:11:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-31 22:11:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 22:11:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 22:11:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 22:11:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-31 22:11:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:11:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:11:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 22:11:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-31 22:11:57,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:57,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011241473] [2024-10-31 22:11:57,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011241473] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:57,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:57,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:57,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833711268] [2024-10-31 22:11:57,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:57,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 22:11:57,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:57,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 22:11:57,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:11:57,369 INFO L87 Difference]: Start difference. First operand has 66 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-31 22:11:57,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:11:57,401 INFO L93 Difference]: Finished difference Result 124 states and 218 transitions. [2024-10-31 22:11:57,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 22:11:57,403 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 138 [2024-10-31 22:11:57,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:11:57,410 INFO L225 Difference]: With dead ends: 124 [2024-10-31 22:11:57,411 INFO L226 Difference]: Without dead ends: 61 [2024-10-31 22:11:57,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:11:57,433 INFO L432 NwaCegarLoop]: 92 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, 92 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 [2024-10-31 22:11:57,434 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:11:57,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-10-31 22:11:57,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-10-31 22:11:57,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:11:57,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 92 transitions. [2024-10-31 22:11:57,517 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 92 transitions. Word has length 138 [2024-10-31 22:11:57,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:11:57,517 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 92 transitions. [2024-10-31 22:11:57,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-31 22:11:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2024-10-31 22:11:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-31 22:11:57,522 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:11:57,522 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:57,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:11:57,523 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:11:57,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:57,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1684230040, now seen corresponding path program 1 times [2024-10-31 22:11:57,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:57,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109915725] [2024-10-31 22:11:57,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:57,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:11:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 22:11:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:11:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:11:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 22:11:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:11:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-31 22:11:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-31 22:11:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-31 22:11:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 22:11:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 22:11:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-31 22:11:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 22:11:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-31 22:11:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-31 22:11:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 22:11:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 22:11:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-31 22:11:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-31 22:11:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-31 22:11:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-31 22:11:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-31 22:11:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:58,336 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-31 22:11:58,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:58,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109915725] [2024-10-31 22:11:58,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109915725] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:58,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:58,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:11:58,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709045683] [2024-10-31 22:11:58,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:58,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 22:11:58,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:58,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:11:58,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:11:58,345 INFO L87 Difference]: Start difference. First operand 61 states and 92 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-31 22:11:58,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:11:58,543 INFO L93 Difference]: Finished difference Result 177 states and 270 transitions. [2024-10-31 22:11:58,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:58,544 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 138 [2024-10-31 22:11:58,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:11:58,546 INFO L225 Difference]: With dead ends: 177 [2024-10-31 22:11:58,546 INFO L226 Difference]: Without dead ends: 119 [2024-10-31 22:11:58,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:11:58,552 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 86 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-31 22:11:58,553 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 162 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-31 22:11:58,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-10-31 22:11:58,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 117. [2024-10-31 22:11:58,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 70 states have (on average 1.3) internal successors, (91), 70 states have internal predecessors, (91), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-10-31 22:11:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 179 transitions. [2024-10-31 22:11:58,584 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 179 transitions. Word has length 138 [2024-10-31 22:11:58,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:11:58,585 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 179 transitions. [2024-10-31 22:11:58,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-31 22:11:58,586 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2024-10-31 22:11:58,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-31 22:11:58,588 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:11:58,588 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:58,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:11:58,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:11:58,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:58,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1741488342, now seen corresponding path program 1 times [2024-10-31 22:11:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:58,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321949147] [2024-10-31 22:11:58,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:58,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:11:58,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:11:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:11:58,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:11:58,940 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:11:58,942 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 22:11:58,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:11:58,947 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-31 22:11:59,060 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:11:59,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:11:59 BoogieIcfgContainer [2024-10-31 22:11:59,065 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:11:59,065 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:11:59,065 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:11:59,066 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:11:59,066 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:56" (3/4) ... [2024-10-31 22:11:59,069 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:11:59,070 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:11:59,071 INFO L158 Benchmark]: Toolchain (without parser) took 3735.48ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 78.8MB in the beginning and 65.1MB in the end (delta: 13.7MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2024-10-31 22:11:59,072 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory was 86.8MB in the beginning and 86.7MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:11:59,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.50ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 63.0MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:11:59,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.93ms. Allocated memory is still 115.3MB. Free memory was 63.0MB in the beginning and 59.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:11:59,074 INFO L158 Benchmark]: Boogie Preprocessor took 66.59ms. Allocated memory is still 115.3MB. Free memory was 59.2MB in the beginning and 54.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:11:59,074 INFO L158 Benchmark]: RCFGBuilder took 712.10ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 54.1MB in the beginning and 115.2MB in the end (delta: -61.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-10-31 22:11:59,075 INFO L158 Benchmark]: TraceAbstraction took 2434.81ms. Allocated memory is still 155.2MB. Free memory was 114.6MB in the beginning and 65.1MB in the end (delta: 49.5MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-10-31 22:11:59,075 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 155.2MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:11:59,078 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory was 86.8MB in the beginning and 86.7MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.50ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 63.0MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.93ms. Allocated memory is still 115.3MB. Free memory was 63.0MB in the beginning and 59.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.59ms. Allocated memory is still 115.3MB. Free memory was 59.2MB in the beginning and 54.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 712.10ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 54.1MB in the beginning and 115.2MB in the end (delta: -61.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2434.81ms. Allocated memory is still 155.2MB. Free memory was 114.6MB in the beginning and 65.1MB in the end (delta: 49.5MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 155.2MB. Free memory is still 65.1MB. 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 someBinaryDOUBLEComparisonOperation at line 135. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] signed long int var_1_19 = 128; VAL [isInitial=0, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L96] var_1_2 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L97] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L98] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L98] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L99] var_1_3 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L100] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L101] var_1_4 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L102] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L103] var_1_5 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L104] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L105] var_1_6 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=1, var_1_8=5, var_1_9=307/20] [L106] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=1, var_1_8=5, var_1_9=307/20] [L107] var_1_7 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_8=5, var_1_9=307/20] [L108] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_8=5, var_1_9=307/20] [L109] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5, var_1_9=307/20] [L109] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5, var_1_9=307/20] [L110] var_1_9 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L111] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L112] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L112] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L113] var_1_10 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L114] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L115] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L115] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L116] var_1_11 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L117] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L118] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L118] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L119] var_1_15 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L120] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L121] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L121] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L122] var_1_16 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L123] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L124] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L124] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-64, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L125] var_1_17 = __VERIFIER_nondet_char() [L126] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L126] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L127] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L127] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=128, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L128] var_1_19 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_19 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L129] RET assume_abort_if_not(var_1_19 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L130] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L130] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L143] RET updateVariables() [L144] CALL step() [L44] COND FALSE !(\read(var_1_2)) [L51] var_1_1 = 1 VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=5] [L53] COND TRUE var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9)))) [L54] var_1_8 = ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L62] COND FALSE !(\read(var_1_2)) [L71] var_1_12 = var_1_8 VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L73] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L76] COND FALSE !(var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_13)) ? ((var_1_15 - var_1_16)) : (var_1_13)))) [L79] var_1_14 = var_1_17 VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=-1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=64, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L81] COND TRUE var_1_7 == var_1_12 [L82] var_1_18 = (var_1_10 + ((((var_1_8) < (var_1_16)) ? (var_1_8) : (var_1_16)))) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=-1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L144] RET step() [L145] CALL, EXPR property() [L135-L136] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + var_1_7))) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (var_1_1 + var_1_10)))) : (var_1_12 == ((signed long int) var_1_1))) : 1) : (var_1_12 == ((signed long int) var_1_8)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_13)) ? ((var_1_15 - var_1_16)) : (var_1_13)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_7 == var_1_12) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_8) < (var_1_16)) ? (var_1_8) : (var_1_16)))))) : ((var_1_14 != var_1_16) ? ((-256 >= var_1_19) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=-1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=-1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=254, var_1_12=0, var_1_13=256, var_1_14=-1, var_1_15=127, var_1_16=1, var_1_17=-1, var_1_18=0, var_1_19=0, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 86 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 254 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 182 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 602 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1848/1848 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-31 22:11:59,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU --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 72b2e34e94e72399cddee181e25473194977354663c03fb6047043564ce603ed --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:12:01,770 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:12:01,882 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 22:12:01,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:12:01,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:12:01,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:12:01,936 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:12:01,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:12:01,938 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:12:01,940 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:12:01,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:12:01,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:12:01,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:12:01,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:12:01,945 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:12:01,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:12:01,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:12:01,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:12:01,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:12:01,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:12:01,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:12:01,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:12:01,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:12:01,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:12:01,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:12:01,952 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:12:01,952 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:12:01,952 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:12:01,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:12:01,953 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:12:01,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:12:01,954 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:12:01,955 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:12:01,955 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:12:01,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:01,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:12:01,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:12:01,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:12:01,956 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:12:01,956 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:12:01,957 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:12:01,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:12:01,958 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:12:01,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:12:01,959 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:12:01,959 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72b2e34e94e72399cddee181e25473194977354663c03fb6047043564ce603ed [2024-10-31 22:12:02,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:12:02,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:12:02,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:12:02,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:12:02,393 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:12:02,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i Unable to find full path for "g++" [2024-10-31 22:12:04,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:12:04,754 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:12:04,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i [2024-10-31 22:12:04,773 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data/40a149fb8/44eb60bb53c443008a0b5fb3bdff2e9a/FLAGfe1af4a74 [2024-10-31 22:12:05,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/data/40a149fb8/44eb60bb53c443008a0b5fb3bdff2e9a [2024-10-31 22:12:05,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:12:05,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:12:05,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:05,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:12:05,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:12:05,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6955b724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05, skipping insertion in model container [2024-10-31 22:12:05,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:12:05,324 WARN L251 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_4d5d17e1-12aa-40ee-827c-9405a9df1879/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i[913,926] [2024-10-31 22:12:05,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:05,415 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:12:05,449 WARN L251 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_4d5d17e1-12aa-40ee-827c-9405a9df1879/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-48.i[913,926] [2024-10-31 22:12:05,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:05,576 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:12:05,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05 WrapperNode [2024-10-31 22:12:05,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:05,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:05,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:12:05,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:12:05,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,641 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2024-10-31 22:12:05,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:05,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:12:05,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:12:05,643 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:12:05,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,669 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,695 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]. [2024-10-31 22:12:05,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:12:05,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:12:05,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:12:05,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:12:05,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (1/1) ... [2024-10-31 22:12:05,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:05,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:12:05,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:12:05,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:12:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:12:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:12:05,829 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:12:05,830 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:12:05,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:12:05,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:12:05,998 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:12:06,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:12:32,124 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-31 22:12:32,125 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:12:32,142 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:12:32,142 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:12:32,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:32 BoogieIcfgContainer [2024-10-31 22:12:32,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:12:32,145 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:12:32,146 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:12:32,149 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:12:32,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:12:05" (1/3) ... [2024-10-31 22:12:32,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c154245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:32, skipping insertion in model container [2024-10-31 22:12:32,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:05" (2/3) ... [2024-10-31 22:12:32,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c154245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:32, skipping insertion in model container [2024-10-31 22:12:32,152 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:32" (3/3) ... [2024-10-31 22:12:32,153 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-48.i [2024-10-31 22:12:32,175 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:12:32,176 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:12:32,270 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:12:32,277 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;@47cf9cad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:12:32,278 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:12:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-31 22:12:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-31 22:12:32,304 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:12:32,305 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:32,305 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:12:32,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:32,311 INFO L85 PathProgramCache]: Analyzing trace with hash 174201568, now seen corresponding path program 1 times [2024-10-31 22:12:32,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:12:32,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [290489995] [2024-10-31 22:12:32,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:32,336 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 [2024-10-31 22:12:32,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:12:32,338 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:12:32,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5d17e1-12aa-40ee-827c-9405a9df1879/bin/uautomizer-verify-4GaUIPS5ZU/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