./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-file-item-symm.wvr.c --full-output --traceabstraction.positions.where.we.compute.the.hoare.annotation All --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 448d4d75 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-file-item-symm.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 --traceabstraction.positions.where.we.compute.the.hoare.annotation All --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.owicki-witnesses-448d4d7-m [2024-02-20 11:52:53,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-20 11:52:53,566 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-20 11:52:53,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-20 11:52:53,571 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-20 11:52:53,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-20 11:52:53,600 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-20 11:52:53,601 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-20 11:52:53,601 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-20 11:52:53,604 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-20 11:52:53,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-20 11:52:53,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-20 11:52:53,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-20 11:52:53,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-20 11:52:53,606 INFO L153 SettingsManager]: * Use SBE=true [2024-02-20 11:52:53,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-20 11:52:53,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-20 11:52:53,607 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-20 11:52:53,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-20 11:52:53,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-20 11:52:53,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-20 11:52:53,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-20 11:52:53,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-20 11:52:53,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-20 11:52:53,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-20 11:52:53,609 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-20 11:52:53,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-20 11:52:53,609 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-20 11:52:53,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-20 11:52:53,610 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-20 11:52:53,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-20 11:52:53,611 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-20 11:52:53,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-20 11:52:53,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-20 11:52:53,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-20 11:52:53,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-20 11:52:53,612 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-20 11:52:53,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-20 11:52:53,612 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-20 11:52:53,612 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-20 11:52:53,612 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-20 11:52:53,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-20 11:52:53,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-20 11:52:53,613 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 846c6ea342419c7ea85c72de8af40f1cf8af72c22131b8a3f2ebdacec113c699 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All [2024-02-20 11:52:53,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-20 11:52:53,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-20 11:52:53,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-20 11:52:53,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-20 11:52:53,867 INFO L274 PluginConnector]: CDTParser initialized [2024-02-20 11:52:53,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-file-item-symm.wvr.c [2024-02-20 11:52:54,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-20 11:52:55,039 INFO L384 CDTParser]: Found 1 translation units. [2024-02-20 11:52:55,040 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-file-item-symm.wvr.c [2024-02-20 11:52:55,049 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0459f4de/95a4bc6462ff462cbef5a6c25422666a/FLAG7a6bd2de3 [2024-02-20 11:52:55,061 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0459f4de/95a4bc6462ff462cbef5a6c25422666a [2024-02-20 11:52:55,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-20 11:52:55,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-02-20 11:52:55,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-20 11:52:55,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-20 11:52:55,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-20 11:52:55,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8a17db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55, skipping insertion in model container [2024-02-20 11:52:55,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-20 11:52:55,243 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-file-item-symm.wvr.c[2495,2508] [2024-02-20 11:52:55,248 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-20 11:52:55,254 INFO L202 MainTranslator]: Completed pre-run [2024-02-20 11:52:55,268 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-file-item-symm.wvr.c[2495,2508] [2024-02-20 11:52:55,270 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-02-20 11:52:55,288 INFO L206 MainTranslator]: Completed translation [2024-02-20 11:52:55,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55 WrapperNode [2024-02-20 11:52:55,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-20 11:52:55,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-20 11:52:55,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-20 11:52:55,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-20 11:52:55,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,323 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 147 [2024-02-20 11:52:55,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-20 11:52:55,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-20 11:52:55,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-20 11:52:55,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-20 11:52:55,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,340 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,350 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-02-20 11:52:55,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-20 11:52:55,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-20 11:52:55,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-20 11:52:55,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-20 11:52:55,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (1/1) ... [2024-02-20 11:52:55,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-20 11:52:55,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-20 11:52:55,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-20 11:52:55,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-20 11:52:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-20 11:52:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-20 11:52:55,470 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-20 11:52:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-20 11:52:55,471 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-20 11:52:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-20 11:52:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-20 11:52:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-20 11:52:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-20 11:52:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-20 11:52:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-20 11:52:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-20 11:52:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-20 11:52:55,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-20 11:52:55,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-20 11:52:55,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-20 11:52:55,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-20 11:52:55,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-20 11:52:55,475 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-20 11:52:55,593 INFO L244 CfgBuilder]: Building ICFG [2024-02-20 11:52:55,595 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-20 11:52:55,806 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-20 11:52:55,807 INFO L293 CfgBuilder]: Performing block encoding [2024-02-20 11:52:56,065 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-20 11:52:56,065 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-20 11:52:56,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:52:56 BoogieIcfgContainer [2024-02-20 11:52:56,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-20 11:52:56,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-20 11:52:56,068 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-20 11:52:56,071 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-20 11:52:56,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 11:52:55" (1/3) ... [2024-02-20 11:52:56,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538ccfd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:52:56, skipping insertion in model container [2024-02-20 11:52:56,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:52:55" (2/3) ... [2024-02-20 11:52:56,073 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538ccfd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:52:56, skipping insertion in model container [2024-02-20 11:52:56,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:52:56" (3/3) ... [2024-02-20 11:52:56,075 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-file-item-symm.wvr.c [2024-02-20 11:52:56,088 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-20 11:52:56,089 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-02-20 11:52:56,089 INFO L635 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-20 11:52:56,124 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-20 11:52:56,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 22 places, 15 transitions, 44 flow [2024-02-20 11:52:56,177 INFO L124 PetriNetUnfolderBase]: 0/13 cut-off events. [2024-02-20 11:52:56,177 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-20 11:52:56,179 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22 conditions, 13 events. 0/13 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 4 event pairs, 0 based on Foata normal form. 0/12 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-20 11:52:56,184 INFO L82 GeneralOperation]: Start removeDead. Operand has 22 places, 15 transitions, 44 flow [2024-02-20 11:52:56,186 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 19 places, 12 transitions, 36 flow [2024-02-20 11:52:56,194 INFO L368 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-20 11:52:56,199 INFO L369 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@4fe23ace, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-20 11:52:56,200 INFO L370 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-02-20 11:52:56,206 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-20 11:52:56,206 INFO L124 PetriNetUnfolderBase]: 0/11 cut-off events. [2024-02-20 11:52:56,206 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-20 11:52:56,206 INFO L226 CegarLoopForPetriNet]: Found error trace [2024-02-20 11:52:56,207 INFO L234 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-02-20 11:52:56,207 INFO L432 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-02-20 11:52:56,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-20 11:52:56,211 INFO L85 PathProgramCache]: Analyzing trace with hash -703199887, now seen corresponding path program 1 times [2024-02-20 11:52:56,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-20 11:52:56,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889043204] [2024-02-20 11:52:56,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-20 11:52:56,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-20 11:52:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-20 11:52:57,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-20 11:52:57,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-20 11:52:57,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889043204] [2024-02-20 11:52:57,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889043204] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-20 11:52:57,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-20 11:52:57,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-02-20 11:52:57,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786796158] [2024-02-20 11:52:57,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-20 11:52:57,622 INFO L584 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-02-20 11:52:57,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-20 11:52:57,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-02-20 11:52:57,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-02-20 11:52:57,649 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 3 out of 15 [2024-02-20 11:52:57,651 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 12 transitions, 36 flow. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-20 11:52:57,651 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-20 11:52:57,651 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 3 of 15 [2024-02-20 11:52:57,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-20 11:52:57,785 INFO L124 PetriNetUnfolderBase]: 8/33 cut-off events. [2024-02-20 11:52:57,786 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-20 11:52:57,787 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 33 events. 8/33 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 57 event pairs, 0 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 45. Up to 12 conditions per place. [2024-02-20 11:52:57,788 INFO L140 encePairwiseOnDemand]: 11/15 looper letters, 14 selfloop transitions, 3 changer transitions 6/24 dead transitions. [2024-02-20 11:52:57,788 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 24 transitions, 118 flow [2024-02-20 11:52:57,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-02-20 11:52:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-02-20 11:52:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 39 transitions. [2024-02-20 11:52:57,798 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.52 [2024-02-20 11:52:57,801 INFO L308 CegarLoopForPetriNet]: 19 programPoint places, 4 predicate places. [2024-02-20 11:52:57,801 INFO L507 AbstractCegarLoop]: Abstraction has has 23 places, 24 transitions, 118 flow [2024-02-20 11:52:57,801 INFO L508 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-20 11:52:57,801 INFO L226 CegarLoopForPetriNet]: Found error trace [2024-02-20 11:52:57,801 INFO L234 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-02-20 11:52:57,802 WARN L489 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-20 11:52:57,802 INFO L432 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-02-20 11:52:57,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-20 11:52:57,803 INFO L85 PathProgramCache]: Analyzing trace with hash 292995891, now seen corresponding path program 2 times [2024-02-20 11:52:57,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-20 11:52:57,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484785524] [2024-02-20 11:52:57,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-20 11:52:57,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-20 11:52:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-20 11:52:58,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-20 11:52:58,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-20 11:52:58,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484785524] [2024-02-20 11:52:58,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484785524] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-20 11:52:58,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-20 11:52:58,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-02-20 11:52:58,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443243338] [2024-02-20 11:52:58,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-20 11:52:58,576 INFO L584 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-02-20 11:52:58,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-20 11:52:58,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-02-20 11:52:58,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-02-20 11:52:58,578 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 3 out of 15 [2024-02-20 11:52:58,578 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 24 transitions, 118 flow. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-20 11:52:58,579 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-20 11:52:58,579 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 3 of 15 [2024-02-20 11:52:58,579 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-20 11:52:58,676 INFO L124 PetriNetUnfolderBase]: 8/31 cut-off events. [2024-02-20 11:52:58,676 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-20 11:52:58,676 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 31 events. 8/31 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 53 event pairs, 0 based on Foata normal form. 1/32 useless extension candidates. Maximal degree in co-relation 66. Up to 15 conditions per place. [2024-02-20 11:52:58,677 INFO L140 encePairwiseOnDemand]: 11/15 looper letters, 0 selfloop transitions, 0 changer transitions 23/23 dead transitions. [2024-02-20 11:52:58,677 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 23 transitions, 162 flow [2024-02-20 11:52:58,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-02-20 11:52:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-02-20 11:52:58,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2024-02-20 11:52:58,679 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.48 [2024-02-20 11:52:58,679 INFO L308 CegarLoopForPetriNet]: 19 programPoint places, 6 predicate places. [2024-02-20 11:52:58,679 INFO L507 AbstractCegarLoop]: Abstraction has has 25 places, 23 transitions, 162 flow [2024-02-20 11:52:58,680 INFO L508 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-20 11:52:58,682 INFO L818 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-02-20 11:52:58,682 INFO L818 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-02-20 11:52:58,682 INFO L818 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-02-20 11:52:58,683 WARN L489 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-20 11:52:58,711 INFO L644 CegarLoopForPetriNet]: Computed Owicki-Gries annotation of size 2835 in 27649750ns [2024-02-20 11:52:58,712 INFO L457 BasicCegarLoop]: Path program histogram: [2] [2024-02-20 11:52:58,715 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-20 11:52:58,788 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-02-20 11:52:58,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 11:52:58 BasicIcfg [2024-02-20 11:52:58,805 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-20 11:52:58,805 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-02-20 11:52:58,806 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-02-20 11:52:58,806 INFO L274 PluginConnector]: Witness Printer initialized [2024-02-20 11:52:58,807 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:52:56" (3/4) ... [2024-02-20 11:52:58,808 INFO L137 WitnessPrinter]: Generating witness for correct program [2024-02-20 11:52:58,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-02-20 11:52:58,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-02-20 11:52:58,815 INFO L959 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2024-02-20 11:52:58,816 INFO L959 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-02-20 11:52:58,817 INFO L959 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-02-20 11:52:58,817 INFO L959 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-02-20 11:52:58,954 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-02-20 11:52:58,959 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-02-20 11:52:58,959 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-02-20 11:52:58,959 INFO L158 Benchmark]: Toolchain (without parser) took 3895.11ms. Allocated memory was 186.6MB in the beginning and 234.9MB in the end (delta: 48.2MB). Free memory was 145.3MB in the beginning and 127.0MB in the end (delta: 18.3MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,960 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-20 11:52:58,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.07ms. Allocated memory is still 186.6MB. Free memory was 144.9MB in the beginning and 133.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.40ms. Allocated memory is still 186.6MB. Free memory was 133.1MB in the beginning and 131.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,960 INFO L158 Benchmark]: Boogie Preprocessor took 61.40ms. Allocated memory is still 186.6MB. Free memory was 131.0MB in the beginning and 129.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,960 INFO L158 Benchmark]: RCFGBuilder took 680.17ms. Allocated memory is still 186.6MB. Free memory was 128.9MB in the beginning and 94.1MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,961 INFO L158 Benchmark]: TraceAbstraction took 2737.49ms. Allocated memory was 186.6MB in the beginning and 234.9MB in the end (delta: 48.2MB). Free memory was 93.2MB in the beginning and 134.3MB in the end (delta: -41.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,961 INFO L158 Benchmark]: Witness Printer took 153.43ms. Allocated memory is still 234.9MB. Free memory was 134.3MB in the beginning and 127.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-02-20 11:52:58,964 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.07ms. Allocated memory is still 186.6MB. Free memory was 144.9MB in the beginning and 133.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.40ms. Allocated memory is still 186.6MB. Free memory was 133.1MB in the beginning and 131.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.40ms. Allocated memory is still 186.6MB. Free memory was 131.0MB in the beginning and 129.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 680.17ms. Allocated memory is still 186.6MB. Free memory was 128.9MB in the beginning and 94.1MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2737.49ms. Allocated memory was 186.6MB in the beginning and 234.9MB in the end (delta: 48.2MB). Free memory was 93.2MB in the beginning and 134.3MB in the end (delta: -41.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Witness Printer took 153.43ms. Allocated memory is still 234.9MB. Free memory was 134.3MB in the beginning and 127.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np15_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np14_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np7_1))) - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np18_1) && v_np10_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np18_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np17_1) && v_np10_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np14_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np2_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np14_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np17_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && v_np8_1) && !(v_np13_1)) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np12_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && v_np7_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np10_1) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np9_1) && v_np7_1) && v_np1_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(v_np5_1) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && !(v_np13_1)) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np16_1) && v_np12_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && !(v_np14_1)) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && v_np17_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1)) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np17_1) && v_np15_1) && v_np10_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np17_1) && v_np10_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np17_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np4_1) && v_np9_1) && v_np1_1) && !(v_np11_1)) && !(v_np14_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np4_1) && v_np9_1) && !(v_np11_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np10_1) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && !(v_np14_1)) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && v_np17_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && !(v_np14_1)) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && v_np18_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np17_1) && v_np15_1) && v_np10_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np3_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np15_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np18_1) && v_np15_1) && v_np10_1) && v_np13_1) && v_np11_1) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np2_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np15_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && !(v_np14_1)) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && v_np17_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && !(v_np14_1)) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && v_np18_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np4_1) && v_np9_1) && v_np1_1) && !(v_np11_1)) && !(v_np14_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * 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!((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np9_1) && v_np7_1) && v_np1_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np18_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np17_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(v_np16_1) && !(v_np2_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np5_1) && v_np9_1) && !(v_np13_1)) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np12_1) && !(v_np18_1)) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np9_1) && v_np7_1) && !(v_np11_1)) && !(v_np4_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np10_1) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np18_1) && v_np10_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np17_1) && v_np15_1) && v_np10_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np17_1) && v_np10_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np18_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np4_1) && v_np9_1) && !(v_np11_1)) && !(v_np14_1)) && !(v_np15_1)) && v_np10_1) && v_np13_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np18_1) && v_np15_1) && v_np10_1) && v_np13_1) && v_np11_1) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np2_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np14_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1)) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && v_np2_1) && !(v_np13_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np15_1) && v_np12_1) && v_np11_1) && !(v_np18_1)) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && !(v_np14_1)) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && v_np18_1) && v_np15_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1)) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np15_1)) && v_np18_1) && v_np10_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) && !(v_np3_1)) && !(v_np7_1))) || (((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && !(v_np12_1)) && !(v_np8_1)) && !(v_np10_1)) && !(v_np6_1)) && !(v_np0_1)) && v_np1_1) && !(v_np4_1)) && ((((((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256)))))))) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))) || (((((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0))) && (((((((filename_5 == (256 * (filename_5 / 256))) && (isNull_3 == (256 * (isNull_3 / 256)))) && (!((filename_2 == (256 * (filename_2 / 256)))) || (filename_4 < ((filename_1 + result_7) + 1)))) && (((filename_2 == (256 * (filename_2 / 256))) && ((filename_1 + result_7) <= filename_4)) || (result_7 < 0))) && (((isNull_0 / 256) * 256) == isNull_0)) || ((((isNull_0 / 256) * 256) == isNull_0) && ((!((isNull_3 == (256 * (isNull_3 / 256)))) && (result_7 == 1)) || ((((!((filename_2 == (256 * (filename_2 / 256)))) || (0 < result_7)) && (isNull_3 == (256 * (isNull_3 / 256)))) && !((filename_5 == (256 * (filename_5 / 256))))) && ((filename_2 == (256 * (filename_2 / 256))) || (result_7 == 0)))))) || (!((((isNull_0 / 256) * 256) == isNull_0)) && (((isNull_3 == (256 * (isNull_3 / 256))) && ((result_7 + 1) <= 0)) || ((result_7 == 0) && !((isNull_3 == (256 * (isNull_3 / 256))))))))) && (((((result_6 < 0) || !((((isNull_0 / 256) * 256) == isNull_0))) && !((isNull_3 == (256 * (isNull_3 / 256))))) && ((result_6 == 0) || (((isNull_0 / 256) * 256) == isNull_0))) || (((((((isNull_0 / 256) * 256) == isNull_0) || (result_6 == 1)) && (isNull_3 == (256 * (isNull_3 / 256)))) && (((!((((isNull_0 / 256) * 256) == isNull_0)) || !((filename_5 == (256 * (filename_5 / 256))))) || !((filename_2 == (256 * (filename_2 / 256))))) || (filename_1 == (filename_4 + result_6)))) && ((((filename_2 == (256 * (filename_2 / 256))) && ((filename_5 == (256 * (filename_5 / 256))) || (result_6 < 0))) || !((((isNull_0 / 256) * 256) == isNull_0))) || ((((filename_5 == (256 * (filename_5 / 256))) || (result_6 == 0)) && !((filename_2 == (256 * (filename_2 / 256))))) && (!((filename_5 == (256 * (filename_5 / 256)))) || (0 < result_6))))))))) && !(v_np15_1)) && v_np18_1) && v_np14_1) && v_np13_1) && v_np11_1) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) || ((((((((((((((((((((!(v_np5_1) && !(v_np16_1)) && !(v_np9_1)) && !(v_np2_1)) && (((0 == (result_7 + result_6)) || (((result_6 + 1) <= 0) && (1 <= result_7))) || ((1 <= result_6) && ((result_7 + 1) <= 0)))) && !(v_np12_1)) && !(v_np8_1)) && !(v_np6_1)) && !(v_np1_1)) && !(v_np0_1)) && !(v_np4_1)) && !(v_np14_1)) && v_np18_1) && v_np15_1) && v_np10_1) && v_np13_1) && v_np11_1) && (((((result_7 + result_6) < 1) || (result_7 < 0)) && ((0 < ((result_7 + result_6) + 1)) || (0 < result_6))) || (((result_6 + 1) <= 0) && (1 <= result_7)))) && !(v_np17_1)) && !(v_np3_1)) && !(v_np7_1))) - PositiveResult [Line: 74]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 70 IncrementalHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 70 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=2, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 785 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-02-20 11:52:58,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 Writing output log to file Ultimate.log Result: TRUE