./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB --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 c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:50:44,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:50:44,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:50:44,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:50:44,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:50:44,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:50:44,780 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:50:44,780 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:50:44,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:50:44,781 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:50:44,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:50:44,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:50:44,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:50:44,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:50:44,782 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:50:44,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:50:44,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:50:44,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:50:44,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:50:44,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:50:44,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:50:44,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:50:44,784 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:44,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:50:44,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:44,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:50:44,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:50:44,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:50:44,786 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:50:44,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:50:44,786 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB 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 -> c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 [2024-11-28 02:50:45,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:50:45,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:50:45,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:50:45,130 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:50:45,130 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:50:45,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i [2024-11-28 02:50:48,692 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/3f9d954b3/8e43839a68ed4b258a2eaf0d985dc5c0/FLAGab76ee36b [2024-11-28 02:50:49,015 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:50:49,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i [2024-11-28 02:50:49,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/3f9d954b3/8e43839a68ed4b258a2eaf0d985dc5c0/FLAGab76ee36b [2024-11-28 02:50:49,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/3f9d954b3/8e43839a68ed4b258a2eaf0d985dc5c0 [2024-11-28 02:50:49,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:50:49,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:50:49,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:49,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:50:49,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:50:49,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5599e5e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49, skipping insertion in model container [2024-11-28 02:50:49,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,109 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:50:49,323 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-28 02:50:49,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:49,445 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:50:49,462 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-28 02:50:49,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:49,565 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:50:49,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49 WrapperNode [2024-11-28 02:50:49,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:49,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:49,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:50:49,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:50:49,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,680 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2024-11-28 02:50:49,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:49,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:50:49,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:50:49,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:50:49,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,709 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,744 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:50:49,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,762 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:50:49,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:50:49,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:50:49,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:50:49,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (1/1) ... [2024-11-28 02:50:49,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:49,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:50:49,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:50:49,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:50:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:50:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:50:49,891 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:50:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:50:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:50:49,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:50:50,000 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:50:50,005 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:50:50,664 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-28 02:50:50,664 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:50:50,678 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:50:50,678 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:50:50,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:50 BoogieIcfgContainer [2024-11-28 02:50:50,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:50:50,685 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:50:50,685 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:50:50,693 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:50:50,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:50:49" (1/3) ... [2024-11-28 02:50:50,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1426976f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:50, skipping insertion in model container [2024-11-28 02:50:50,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:49" (2/3) ... [2024-11-28 02:50:50,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1426976f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:50, skipping insertion in model container [2024-11-28 02:50:50,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:50" (3/3) ... [2024-11-28 02:50:50,699 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-33.i [2024-11-28 02:50:50,723 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:50:50,725 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-33.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:50:50,830 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:50:50,854 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;@2b9ff7f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:50:50,854 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:50:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 02:50:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-28 02:50:50,879 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:50,879 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:50:50,880 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:50,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:50,887 INFO L85 PathProgramCache]: Analyzing trace with hash -316972072, now seen corresponding path program 1 times [2024-11-28 02:50:50,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:50,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864573724] [2024-11-28 02:50:50,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:50,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:54:32,032 WARN L286 SmtUtils]: Spent 10.21s on a formula simplification. DAG size of input: 204 DAG size of output: 198 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:57:50,508 WARN L286 SmtUtils]: Spent 10.28s on a formula simplification. DAG size of input: 206 DAG size of output: 200 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:57:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-28 02:57:50,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:57:50,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864573724] [2024-11-28 02:57:50,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864573724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:57:50,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:57:50,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 02:57:50,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060081849] [2024-11-28 02:57:50,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:57:50,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 02:57:50,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:57:50,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 02:57:50,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:57:50,649 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 02:57:57,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:57:57,729 INFO L93 Difference]: Finished difference Result 203 states and 343 transitions. [2024-11-28 02:57:57,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 02:57:57,734 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 171 [2024-11-28 02:57:57,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:57:57,744 INFO L225 Difference]: With dead ends: 203 [2024-11-28 02:57:57,745 INFO L226 Difference]: Without dead ends: 127 [2024-11-28 02:57:57,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 27.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:57:57,753 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 72 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:57:57,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 525 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 02:57:57,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-28 02:57:57,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 89. [2024-11-28 02:57:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 02:57:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 134 transitions. [2024-11-28 02:57:57,822 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 134 transitions. Word has length 171 [2024-11-28 02:57:57,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:57:57,825 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 134 transitions. [2024-11-28 02:57:57,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 02:57:57,826 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2024-11-28 02:57:57,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-28 02:57:57,829 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:57:57,830 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:57:57,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:57:57,830 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:57:57,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:57:57,832 INFO L85 PathProgramCache]: Analyzing trace with hash -709999082, now seen corresponding path program 1 times [2024-11-28 02:57:57,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:57:57,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783898002] [2024-11-28 02:57:57,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:57:57,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:57:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 02:57:58,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1905011425] [2024-11-28 02:57:58,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:57:58,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:57:58,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:57:58,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:57:58,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:57:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:57:58,250 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:57:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:57:58,454 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:57:58,455 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:57:58,456 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:57:58,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:57:58,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:57:58,662 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 02:57:58,778 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:57:58,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:57:58 BoogieIcfgContainer [2024-11-28 02:57:58,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:57:58,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:57:58,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:57:58,783 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:57:58,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:50" (3/4) ... [2024-11-28 02:57:58,786 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:57:58,787 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:57:58,788 INFO L158 Benchmark]: Toolchain (without parser) took 429723.84ms. Allocated memory was 117.4MB in the beginning and 696.3MB in the end (delta: 578.8MB). Free memory was 92.6MB in the beginning and 302.9MB in the end (delta: -210.4MB). Peak memory consumption was 372.5MB. Max. memory is 16.1GB. [2024-11-28 02:57:58,788 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:57:58,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.12ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:57:58,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.00ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 75.1MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:57:58,789 INFO L158 Benchmark]: Boogie Preprocessor took 111.24ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 70.9MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:57:58,789 INFO L158 Benchmark]: RCFGBuilder took 886.54ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 49.0MB in the end (delta: 21.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:57:58,790 INFO L158 Benchmark]: TraceAbstraction took 428097.20ms. Allocated memory was 117.4MB in the beginning and 696.3MB in the end (delta: 578.8MB). Free memory was 48.4MB in the beginning and 303.0MB in the end (delta: -254.7MB). Peak memory consumption was 322.1MB. Max. memory is 16.1GB. [2024-11-28 02:57:58,790 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 696.3MB. Free memory was 303.0MB in the beginning and 302.9MB in the end (delta: 96.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:57:58,792 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.12ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.00ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 75.1MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 111.24ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 70.9MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 886.54ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 49.0MB in the end (delta: 21.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 428097.20ms. Allocated memory was 117.4MB in the beginning and 696.3MB in the end (delta: 578.8MB). Free memory was 48.4MB in the beginning and 303.0MB in the end (delta: -254.7MB). Peak memory consumption was 322.1MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 696.3MB. Free memory was 303.0MB in the beginning and 302.9MB in the end (delta: 96.8kB). Peak memory consumption was 8.4MB. 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 someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] unsigned char var_1_2 = 10; [L24] signed long int var_1_3 = 64; [L25] signed long int var_1_4 = 50; [L26] signed short int var_1_5 = -10; [L27] signed short int var_1_6 = 25; [L28] unsigned short int var_1_7 = 256; [L29] double var_1_8 = 4.58; [L30] double var_1_9 = -0.1; [L31] unsigned char var_1_10 = 1; [L32] signed short int var_1_11 = 0; [L33] unsigned char var_1_12 = 0; [L34] unsigned char var_1_13 = 1; [L35] signed char var_1_14 = -16; [L36] signed char var_1_15 = 8; [L37] signed char var_1_16 = 8; [L38] signed char var_1_17 = 10; [L39] signed char var_1_18 = 0; [L40] unsigned long int var_1_19 = 16; [L41] signed char var_1_20 = 10; [L42] signed char var_1_21 = -50; VAL [isInitial=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_2=10, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L130] isInitial = 1 [L131] FCALL initially() [L133] FCALL updateLastVariables() [L134] CALL updateVariables() [L80] var_1_2 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L81] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L82] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L82] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L83] var_1_3 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L84] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L85] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L85] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L86] var_1_4 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L87] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L88] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L88] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L89] var_1_6 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256, var_1_8=229/50] [L90] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256, var_1_8=229/50] [L91] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256, var_1_8=229/50] [L91] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256, var_1_8=229/50] [L92] var_1_8 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L93] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L94] var_1_9 = __VERIFIER_nondet_double() [L95] 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=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L95] 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=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L96] var_1_10 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L97] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L98] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L98] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L99] var_1_13 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L100] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L101] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L101] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L102] var_1_15 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L103] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L104] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L104] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L105] var_1_16 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L106] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L107] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L107] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L108] var_1_17 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L109] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L110] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L110] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L111] var_1_18 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L112] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L113] CALL assume_abort_if_not(var_1_18 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L113] RET assume_abort_if_not(var_1_18 <= 31) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L114] var_1_20 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_20 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L115] RET assume_abort_if_not(var_1_20 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L116] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L116] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L117] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L117] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L118] var_1_21 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L119] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L120] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L120] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L121] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L121] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L134] RET updateVariables() [L135] CALL step() [L46] signed long int stepLocal_1 = - var_1_2; [L47] signed long int stepLocal_0 = var_1_4; VAL [isInitial=1, stepLocal_0=11, stepLocal_1=-1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L48] COND FALSE !(stepLocal_1 >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) [L53] var_1_1 = var_1_2 VAL [isInitial=1, stepLocal_0=11, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=-10, var_1_6=12, var_1_7=256] [L55] var_1_5 = ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6))) [L56] unsigned char stepLocal_2 = var_1_10; VAL [isInitial=1, stepLocal_0=11, stepLocal_2=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L57] COND FALSE !(((32.6 * var_1_8) >= var_1_9) && stepLocal_2) VAL [isInitial=1, stepLocal_0=11, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L60] COND TRUE ! (! (var_1_3 == var_1_5)) [L61] var_1_11 = (((((0) > (var_1_2)) ? (0) : (var_1_2))) + 100) VAL [isInitial=1, stepLocal_0=11, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L63] var_1_12 = (! ((var_1_2 < var_1_4) || var_1_13)) [L64] var_1_14 = ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18))) VAL [isInitial=1, stepLocal_0=11, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L65] COND FALSE !(var_1_14 >= var_1_11) [L76] var_1_19 = var_1_18 VAL [isInitial=1, stepLocal_0=11, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L135] RET step() [L136] CALL, EXPR property() [L126] EXPR ((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2)) VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L126-L127] return ((((((((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2))) && (var_1_5 == ((signed short int) ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))))) && ((((32.6 * var_1_8) >= var_1_9) && var_1_10) ? (var_1_7 == ((unsigned short int) var_1_2)) : 1)) && ((! (! (var_1_3 == var_1_5))) ? (var_1_11 == ((signed short int) (((((0) > (var_1_2)) ? (0) : (var_1_2))) + 100))) : 1)) && (var_1_12 == ((unsigned char) (! ((var_1_2 < var_1_4) || var_1_13))))) && (var_1_14 == ((signed char) ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18)))))) && ((var_1_14 >= var_1_11) ? (((var_1_17 + (- 256u)) >= (var_1_4 % ((((500u) < 0 ) ? -(500u) : (500u))))) ? ((var_1_14 >= (((((var_1_15) > (var_1_1)) ? (var_1_15) : (var_1_1))) / ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19 == ((unsigned long int) var_1_17)) : (var_1_19 == ((unsigned long int) var_1_7))) : (var_1_19 == ((unsigned long int) var_1_16))) : (var_1_19 == ((unsigned long int) var_1_18))) ; [L136] RET, EXPR property() [L136] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=-255, var_1_3=12, var_1_4=11, var_1_5=12, var_1_6=12, var_1_7=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 427.9s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 72 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 72 mSDsluCounter, 525 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 430 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 243 IncrementalHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 95 mSDtfsCounter, 243 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 27.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=1, InterpolantAutomatonStates: 11, 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, 1 MinimizatonAttempts, 38 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 419.1s InterpolantComputationTime, 513 NumberOfCodeBlocks, 513 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 3570 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1512/1512 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 02:57:59,017 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-28 02:57:59,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB --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 c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:58:01,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:58:01,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:58:01,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:58:01,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:58:01,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:58:01,614 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:58:01,615 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:58:01,615 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:58:01,616 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:58:01,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:58:01,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:58:01,617 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:58:01,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:58:01,617 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:58:01,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:58:01,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:58:01,619 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:58:01,619 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:58:01,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:58:01,620 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:58:01,621 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:58:01,621 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:58:01,621 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:58:01,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:01,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:58:01,621 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:58:01,622 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:58:01,622 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:58:01,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:01,623 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:58:01,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:58:01,623 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:58:01,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:58:01,623 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:58:01,623 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:58:01,624 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:58:01,624 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:58:01,624 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:58:01,624 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:58:01,624 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB 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 -> c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 [2024-11-28 02:58:01,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:58:01,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:58:01,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:58:01,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:58:01,970 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:58:01,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i [2024-11-28 02:58:05,022 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/52d6f9c4b/2d41e8630fc640699b9484806809c0f0/FLAGacd1377fa [2024-11-28 02:58:05,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:58:05,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i [2024-11-28 02:58:05,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/52d6f9c4b/2d41e8630fc640699b9484806809c0f0/FLAGacd1377fa [2024-11-28 02:58:05,608 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/data/52d6f9c4b/2d41e8630fc640699b9484806809c0f0 [2024-11-28 02:58:05,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:58:05,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:58:05,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:58:05,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:58:05,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:58:05,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:05" (1/1) ... [2024-11-28 02:58:05,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ffd7c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:05, skipping insertion in model container [2024-11-28 02:58:05,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:05" (1/1) ... [2024-11-28 02:58:05,652 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:58:05,831 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-28 02:58:05,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:58:05,972 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:58:05,985 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-28 02:58:06,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:58:06,071 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:58:06,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06 WrapperNode [2024-11-28 02:58:06,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:58:06,074 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:58:06,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:58:06,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:58:06,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,123 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-11-28 02:58:06,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:58:06,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:58:06,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:58:06,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:58:06,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,140 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,162 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:58:06,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:58:06,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:58:06,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:58:06,188 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:58:06,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (1/1) ... [2024-11-28 02:58:06,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:06,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:58:06,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:58:06,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:58:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:58:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:58:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:58:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:58:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:58:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:58:06,340 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:58:06,342 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:58:14,197 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-28 02:58:14,197 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:58:14,220 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:58:14,221 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:58:14,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:14 BoogieIcfgContainer [2024-11-28 02:58:14,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:58:14,227 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:58:14,227 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:58:14,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:58:14,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:58:05" (1/3) ... [2024-11-28 02:58:14,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b68363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:14, skipping insertion in model container [2024-11-28 02:58:14,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:06" (2/3) ... [2024-11-28 02:58:14,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b68363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:14, skipping insertion in model container [2024-11-28 02:58:14,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:14" (3/3) ... [2024-11-28 02:58:14,281 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-33.i [2024-11-28 02:58:14,305 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:58:14,309 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-33.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:58:14,399 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:58:14,415 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;@3c3e9615, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:58:14,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:58:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-28 02:58:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-28 02:58:14,437 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:14,438 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:14,439 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:14,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:14,446 INFO L85 PathProgramCache]: Analyzing trace with hash -596243738, now seen corresponding path program 1 times [2024-11-28 02:58:14,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:58:14,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80365589] [2024-11-28 02:58:14,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:14,462 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:58:14,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:58:14,465 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:58:14,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b74fda4-6105-44ad-b091-59f9df23d84a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 02:58:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:15,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-28 02:58:15,395 INFO L279 TraceCheckSpWp]: Computing forward predicates...