./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.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_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:18:19,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:18:19,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 13:18:19,550 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:18:19,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:18:19,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:18:19,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:18:19,571 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:18:19,572 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:18:19,572 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:18:19,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:18:19,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:18:19,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:18:19,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:18:19,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:18:19,574 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:18:19,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:18:19,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:18:19,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:18:19,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:18:19,576 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:18:19,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:18:19,576 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:18:19,576 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:18:19,576 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:18:19,576 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:18:19,576 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_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f [2024-12-02 13:18:19,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:18:19,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:18:19,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:18:19,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:18:19,787 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:18:19,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i [2024-12-02 13:18:22,376 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/1ffdde918/373e324a01e843069a7f9e93472e138e/FLAGd15a0cf9b [2024-12-02 13:18:22,600 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:18:22,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i [2024-12-02 13:18:22,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/1ffdde918/373e324a01e843069a7f9e93472e138e/FLAGd15a0cf9b [2024-12-02 13:18:22,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/1ffdde918/373e324a01e843069a7f9e93472e138e [2024-12-02 13:18:22,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:18:22,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:18:22,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:18:22,622 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:18:22,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:18:22,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4498b17c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22, skipping insertion in model container [2024-12-02 13:18:22,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:18:22,768 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_eb993189-dcbe-4252-a11d-cdaac08a5280/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928] [2024-12-02 13:18:22,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:18:22,822 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:18:22,830 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_eb993189-dcbe-4252-a11d-cdaac08a5280/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928] [2024-12-02 13:18:22,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:18:22,867 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:18:22,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22 WrapperNode [2024-12-02 13:18:22,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:18:22,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:18:22,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:18:22,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:18:22,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,914 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2024-12-02 13:18:22,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:18:22,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:18:22,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:18:22,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:18:22,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,927 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,943 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 13:18:22,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,951 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:18:22,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:18:22,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:18:22,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:18:22,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (1/1) ... [2024-12-02 13:18:22,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:18:22,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:18:22,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:18:22,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:18:23,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:18:23,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:18:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:18:23,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:18:23,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:18:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:18:23,084 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:18:23,085 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:18:23,339 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-02 13:18:23,339 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:18:23,348 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:18:23,349 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 13:18:23,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:23 BoogieIcfgContainer [2024-12-02 13:18:23,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:18:23,351 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:18:23,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:18:23,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:18:23,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:18:22" (1/3) ... [2024-12-02 13:18:23,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ab82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:23, skipping insertion in model container [2024-12-02 13:18:23,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:22" (2/3) ... [2024-12-02 13:18:23,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ab82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:23, skipping insertion in model container [2024-12-02 13:18:23,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:23" (3/3) ... [2024-12-02 13:18:23,357 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i [2024-12-02 13:18:23,367 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:18:23,368 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:18:23,409 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:18:23,419 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;@11269885, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:18:23,419 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:18:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 13:18:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 13:18:23,431 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:18:23,431 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:18:23,432 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:18:23,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:18:23,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1516421858, now seen corresponding path program 1 times [2024-12-02 13:18:23,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:18:23,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708444739] [2024-12-02 13:18:23,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:23,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:18:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:18:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-12-02 13:18:23,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:18:23,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708444739] [2024-12-02 13:18:23,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708444739] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:18:23,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482832780] [2024-12-02 13:18:23,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:23,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:18:23,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:18:23,699 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:18:23,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:18:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:18:23,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:18:23,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:18:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-12-02 13:18:23,879 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:18:23,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482832780] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:18:23,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:18:23,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 13:18:23,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222144340] [2024-12-02 13:18:23,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:18:23,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:18:23,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:18:23,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:18:23,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:18:23,906 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 13:18:23,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:18:23,930 INFO L93 Difference]: Finished difference Result 129 states and 222 transitions. [2024-12-02 13:18:23,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:18:23,932 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 144 [2024-12-02 13:18:23,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:18:23,938 INFO L225 Difference]: With dead ends: 129 [2024-12-02 13:18:23,938 INFO L226 Difference]: Without dead ends: 62 [2024-12-02 13:18:23,941 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:18:23,944 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:18:23,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:18:23,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-12-02 13:18:23,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-12-02 13:18:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 13:18:23,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 94 transitions. [2024-12-02 13:18:23,982 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 94 transitions. Word has length 144 [2024-12-02 13:18:23,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:18:23,983 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 94 transitions. [2024-12-02 13:18:23,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 13:18:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2024-12-02 13:18:23,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 13:18:23,986 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:18:23,986 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:18:23,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:18:24,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 13:18:24,187 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:18:24,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:18:24,187 INFO L85 PathProgramCache]: Analyzing trace with hash -713613420, now seen corresponding path program 1 times [2024-12-02 13:18:24,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:18:24,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84055602] [2024-12-02 13:18:24,188 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:24,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:18:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 13:18:24,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [204291137] [2024-12-02 13:18:24,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:24,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:18:24,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:18:24,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:18:24,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:18:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:18:24,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 13:18:24,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:18:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 396 proven. 15 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2024-12-02 13:18:25,166 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:18:25,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:18:25,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84055602] [2024-12-02 13:18:25,391 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 13:18:25,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204291137] [2024-12-02 13:18:25,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204291137] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:18:25,391 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:18:25,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-12-02 13:18:25,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755141283] [2024-12-02 13:18:25,391 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 13:18:25,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:18:25,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:18:25,393 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:18:25,393 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-12-02 13:18:25,393 INFO L87 Difference]: Start difference. First operand 62 states and 94 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 13:18:26,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:18:26,060 INFO L93 Difference]: Finished difference Result 219 states and 328 transitions. [2024-12-02 13:18:26,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 13:18:26,060 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 144 [2024-12-02 13:18:26,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:18:26,063 INFO L225 Difference]: With dead ends: 219 [2024-12-02 13:18:26,063 INFO L226 Difference]: Without dead ends: 160 [2024-12-02 13:18:26,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-12-02 13:18:26,065 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 112 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:18:26,066 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 340 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 13:18:26,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-12-02 13:18:26,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 150. [2024-12-02 13:18:26,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 84 states have (on average 1.2380952380952381) internal successors, (104), 85 states have internal predecessors, (104), 61 states have call successors, (61), 4 states have call predecessors, (61), 4 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-12-02 13:18:26,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 226 transitions. [2024-12-02 13:18:26,098 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 226 transitions. Word has length 144 [2024-12-02 13:18:26,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:18:26,098 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 226 transitions. [2024-12-02 13:18:26,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 13:18:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2024-12-02 13:18:26,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 13:18:26,100 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:18:26,101 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:18:26,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 13:18:26,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:18:26,301 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:18:26,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:18:26,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1052667666, now seen corresponding path program 1 times [2024-12-02 13:18:26,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:18:26,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173888825] [2024-12-02 13:18:26,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:26,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:18:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 13:18:26,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1979362607] [2024-12-02 13:18:26,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:26,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:18:26,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:18:26,425 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:18:26,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 13:18:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:18:26,658 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 13:18:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:18:26,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 13:18:26,774 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 13:18:26,775 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:18:26,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 13:18:26,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:18:26,979 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 13:18:27,062 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 13:18:27,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:18:27 BoogieIcfgContainer [2024-12-02 13:18:27,065 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 13:18:27,066 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 13:18:27,066 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 13:18:27,066 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 13:18:27,067 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:23" (3/4) ... [2024-12-02 13:18:27,069 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 13:18:27,070 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 13:18:27,070 INFO L158 Benchmark]: Toolchain (without parser) took 4449.19ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 104.9MB in the end (delta: 13.3MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-12-02 13:18:27,070 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:18:27,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.70ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 103.7MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:18:27,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.88ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 100.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:18:27,071 INFO L158 Benchmark]: Boogie Preprocessor took 47.07ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 94.0MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:18:27,071 INFO L158 Benchmark]: RCFGBuilder took 386.47ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 71.9MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:18:27,072 INFO L158 Benchmark]: TraceAbstraction took 3714.45ms. Allocated memory is still 142.6MB. Free memory was 71.3MB in the beginning and 104.9MB in the end (delta: -33.5MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-12-02 13:18:27,072 INFO L158 Benchmark]: Witness Printer took 3.57ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.9MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:18:27,073 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.70ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 103.7MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.88ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 100.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.07ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 94.0MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 386.47ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 71.9MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3714.45ms. Allocated memory is still 142.6MB. Free memory was 71.3MB in the beginning and 104.9MB in the end (delta: -33.5MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Witness Printer took 3.57ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.9MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryFLOATComparisonOperation at line 70, overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someBinaryFLOATComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -10; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 0; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 1; [L28] unsigned long int var_1_11 = 16; [L29] signed short int var_1_12 = -32; [L30] unsigned char var_1_15 = 8; [L31] unsigned char var_1_17 = 100; [L32] unsigned char var_1_18 = 10; [L33] signed long int var_1_19 = 1; [L34] unsigned char var_1_20 = 5; [L35] float var_1_21 = 25.5; [L36] signed long int var_1_23 = -5; [L37] float var_1_24 = 1.125; [L38] float var_1_25 = 15.25; [L39] signed long int var_1_26 = 5; [L40] unsigned char var_1_28 = 16; [L41] unsigned char last_1_var_1_4 = 0; [L42] unsigned char last_1_var_1_15 = 8; [L43] signed long int last_1_var_1_19 = 1; [L44] float last_1_var_1_21 = 25.5; [L45] signed long int last_1_var_1_26 = 5; [L46] unsigned char last_1_var_1_28 = 16; VAL [isInitial=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L138] isInitial = 1 [L139] FCALL initially() [L140] int k_loop; [L141] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L141] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L142] CALL updateLastVariables() [L126] last_1_var_1_4 = var_1_4 [L127] last_1_var_1_15 = var_1_15 [L128] last_1_var_1_19 = var_1_19 [L129] last_1_var_1_21 = var_1_21 [L130] last_1_var_1_26 = var_1_26 [L131] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L142] RET updateLastVariables() [L143] CALL updateVariables() [L90] var_1_7 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L93] var_1_8 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0] [L94] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L96] var_1_9 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L97] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L98] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L101] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L102] var_1_12 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L104] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L106] var_1_17 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L108] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L109] var_1_18 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L110] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L112] var_1_20 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L115] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L116] var_1_23 = __VERIFIER_nondet_long() [L117] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L118] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L120] var_1_24 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L121] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L123] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L143] RET updateVariables() [L144] CALL step() [L50] COND TRUE (last_1_var_1_28 / var_1_12) <= last_1_var_1_19 [L51] var_1_11 = ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L53] COND FALSE !(((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=-10, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L60] var_1_1 = (var_1_15 + var_1_15) [L61] var_1_28 = var_1_17 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L62] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L63] var_1_26 = (var_1_28 - var_1_20) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L67] COND FALSE !(((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L70] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L71] var_1_4 = (var_1_7 && var_1_8) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L77] unsigned char stepLocal_1 = var_1_17; [L78] signed long int stepLocal_0 = var_1_15 % var_1_20; VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=0, stepLocal_1=3, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L79] COND TRUE stepLocal_0 != var_1_1 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_1=3, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L80] COND FALSE !(var_1_18 == stepLocal_1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L144] RET step() [L145] CALL, EXPR property() [L134-L135] return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=17, var_1_15=8, var_1_17=3, var_1_18=2, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=51/2, var_1_23=-9, var_1_26=1, var_1_28=3, var_1_4=0, var_1_7=-255, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 142 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 112 mSDsluCounter, 438 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 255 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 355 IncrementalHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 183 mSDtfsCounter, 355 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 338 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred in iteration=2, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 866 NumberOfCodeBlocks, 866 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 429 ConstructedInterpolants, 1 QuantifiedInterpolants, 1003 SizeOfPredicates, 4 NumberOfNonLiveVariables, 690 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2977/3036 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 13:18:27,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:18:28,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:18:29,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 13:18:29,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:18:29,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:18:29,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:18:29,089 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:18:29,089 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:18:29,089 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:18:29,089 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:18:29,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:18:29,089 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:18:29,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:18:29,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:18:29,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:18:29,091 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:18:29,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:18:29,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:18:29,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:18:29,092 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:18:29,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:18:29,093 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_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 445ce6bdf080c92f954fc3281f13d2ff84d1c229e33576e3f3398bc314255b4f [2024-12-02 13:18:29,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:18:29,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:18:29,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:18:29,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:18:29,344 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:18:29,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i [2024-12-02 13:18:31,975 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/0c181f9f0/8990641ef0454892ac394a42cc5f8864/FLAG402211dbf [2024-12-02 13:18:32,176 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:18:32,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i [2024-12-02 13:18:32,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/0c181f9f0/8990641ef0454892ac394a42cc5f8864/FLAG402211dbf [2024-12-02 13:18:32,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/data/0c181f9f0/8990641ef0454892ac394a42cc5f8864 [2024-12-02 13:18:32,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:18:32,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:18:32,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:18:32,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:18:32,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:18:32,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbe2f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32, skipping insertion in model container [2024-12-02 13:18:32,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:18:32,359 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_eb993189-dcbe-4252-a11d-cdaac08a5280/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928] [2024-12-02 13:18:32,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:18:32,418 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:18:32,428 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_eb993189-dcbe-4252-a11d-cdaac08a5280/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-14.i[915,928] [2024-12-02 13:18:32,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:18:32,469 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:18:32,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32 WrapperNode [2024-12-02 13:18:32,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:18:32,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:18:32,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:18:32,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:18:32,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,507 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2024-12-02 13:18:32,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:18:32,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:18:32,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:18:32,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:18:32,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,519 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,530 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 13:18:32,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,539 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,545 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:18:32,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:18:32,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:18:32,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:18:32,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (1/1) ... [2024-12-02 13:18:32,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:18:32,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:18:32,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:18:32,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:18:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:18:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 13:18:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:18:32,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:18:32,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:18:32,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:18:32,664 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:18:32,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:18:41,168 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-02 13:18:41,168 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:18:41,175 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:18:41,175 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 13:18:41,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:41 BoogieIcfgContainer [2024-12-02 13:18:41,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:18:41,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:18:41,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:18:41,182 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:18:41,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:18:32" (1/3) ... [2024-12-02 13:18:41,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5456b1c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:41, skipping insertion in model container [2024-12-02 13:18:41,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:32" (2/3) ... [2024-12-02 13:18:41,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5456b1c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:18:41, skipping insertion in model container [2024-12-02 13:18:41,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:18:41" (3/3) ... [2024-12-02 13:18:41,184 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i [2024-12-02 13:18:41,194 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:18:41,195 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-14.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:18:41,235 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:18:41,244 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;@5fab3baa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:18:41,245 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:18:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 13:18:41,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 13:18:41,256 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:18:41,257 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:18:41,257 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:18:41,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:18:41,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1516421858, now seen corresponding path program 1 times [2024-12-02 13:18:41,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:18:41,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1454339536] [2024-12-02 13:18:41,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:41,271 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:18:41,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:18:41,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:18:41,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 13:18:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:18:41,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:18:41,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:18:41,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2024-12-02 13:18:41,699 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:18:41,699 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:18:41,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1454339536] [2024-12-02 13:18:41,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1454339536] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:18:41,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:18:41,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:18:41,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163084029] [2024-12-02 13:18:41,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:18:41,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:18:41,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:18:41,723 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:18:41,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:18:41,726 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 13:18:41,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:18:41,750 INFO L93 Difference]: Finished difference Result 129 states and 222 transitions. [2024-12-02 13:18:41,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:18:41,751 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 144 [2024-12-02 13:18:41,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:18:41,757 INFO L225 Difference]: With dead ends: 129 [2024-12-02 13:18:41,758 INFO L226 Difference]: Without dead ends: 62 [2024-12-02 13:18:41,761 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:18:41,763 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:18:41,764 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:18:41,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-12-02 13:18:41,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-12-02 13:18:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 13:18:41,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 94 transitions. [2024-12-02 13:18:41,799 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 94 transitions. Word has length 144 [2024-12-02 13:18:41,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:18:41,800 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 94 transitions. [2024-12-02 13:18:41,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 13:18:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2024-12-02 13:18:41,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 13:18:41,802 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:18:41,802 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:18:41,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 13:18:42,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:18:42,003 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:18:42,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:18:42,003 INFO L85 PathProgramCache]: Analyzing trace with hash -713613420, now seen corresponding path program 1 times [2024-12-02 13:18:42,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:18:42,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46252005] [2024-12-02 13:18:42,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:42,004 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:18:42,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:18:42,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:18:42,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 13:18:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:18:42,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 13:18:42,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:18:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-12-02 13:18:44,754 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:18:44,754 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:18:44,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46252005] [2024-12-02 13:18:44,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46252005] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:18:44,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:18:44,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:18:44,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055123886] [2024-12-02 13:18:44,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:18:44,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:18:44,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:18:44,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:18:44,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:18:44,757 INFO L87 Difference]: Start difference. First operand 62 states and 94 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-12-02 13:18:48,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:18:51,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:18:52,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:18:54,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:18:57,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:18:57,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:18:57,150 INFO L93 Difference]: Finished difference Result 180 states and 276 transitions. [2024-12-02 13:18:57,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:18:57,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 144 [2024-12-02 13:18:57,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:18:57,171 INFO L225 Difference]: With dead ends: 180 [2024-12-02 13:18:57,171 INFO L226 Difference]: Without dead ends: 121 [2024-12-02 13:18:57,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:18:57,172 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 21 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:18:57,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 182 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2024-12-02 13:18:57,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-12-02 13:18:57,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2024-12-02 13:18:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 70 states have (on average 1.3) internal successors, (91), 70 states have internal predecessors, (91), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-12-02 13:18:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 183 transitions. [2024-12-02 13:18:57,196 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 183 transitions. Word has length 144 [2024-12-02 13:18:57,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:18:57,196 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 183 transitions. [2024-12-02 13:18:57,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-12-02 13:18:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 183 transitions. [2024-12-02 13:18:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 13:18:57,198 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:18:57,198 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:18:57,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 13:18:57,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:18:57,399 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:18:57,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:18:57,399 INFO L85 PathProgramCache]: Analyzing trace with hash 95733206, now seen corresponding path program 1 times [2024-12-02 13:18:57,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:18:57,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740629290] [2024-12-02 13:18:57,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:18:57,400 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:18:57,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:18:57,402 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:18:57,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb993189-dcbe-4252-a11d-cdaac08a5280/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 13:18:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:18:57,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 13:18:57,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:19:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-12-02 13:19:11,746 INFO L312 TraceCheckSpWp]: Computing backward predicates...