./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:20,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:20,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:19:20,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:20,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:20,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:20,381 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:20,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:20,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:20,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:20,389 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:20,389 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:20,390 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:20,392 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:19:20,392 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:20,393 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:20,393 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:19:20,394 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:19:20,394 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:20,395 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:19:20,395 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:19:20,396 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:19:20,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:20,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:20,398 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:20,399 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:19:20,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:20,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:20,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:20,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:20,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:20,402 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:20,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:20,403 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:20,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:20,403 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:20,404 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:20,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:20,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:20,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:20,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:20,405 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:19:20,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:19:20,406 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:20,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:20,407 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:20,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:20,408 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f [2023-11-23 21:19:20,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:20,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:20,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:20,760 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:20,760 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:20,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-1.i [2023-11-23 21:19:23,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:24,205 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:24,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-1.i [2023-11-23 21:19:24,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/data/c5e45daa6/18461e7a8d0b426eb247acdfd91fec26/FLAGa9c64c0f3 [2023-11-23 21:19:24,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/data/c5e45daa6/18461e7a8d0b426eb247acdfd91fec26 [2023-11-23 21:19:24,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:24,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:24,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:24,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:24,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:24,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf316e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24, skipping insertion in model container [2023-11-23 21:19:24,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:24,649 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 21:19:24,830 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-1.i[33519,33532] [2023-11-23 21:19:24,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:25,009 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:25,037 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 21:19:25,065 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-1.i[33519,33532] [2023-11-23 21:19:25,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:25,225 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:25,231 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:25,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25 WrapperNode [2023-11-23 21:19:25,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:25,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:25,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:25,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:25,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,390 INFO L138 Inliner]: procedures = 178, calls = 340, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1457 [2023-11-23 21:19:25,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:25,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:25,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:25,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:25,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:25,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:25,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:25,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:25,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (1/1) ... [2023-11-23 21:19:25,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:25,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:25,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:25,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:19:25,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:19:25,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:19:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:19:25,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:25,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:25,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:25,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:25,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:25,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:25,954 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:25,957 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:27,801 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:29,410 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:29,411 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-23 21:19:29,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:29 BoogieIcfgContainer [2023-11-23 21:19:29,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:29,417 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:29,417 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:29,420 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:29,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:24" (1/3) ... [2023-11-23 21:19:29,424 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1494767d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:29, skipping insertion in model container [2023-11-23 21:19:29,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:25" (2/3) ... [2023-11-23 21:19:29,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1494767d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:29, skipping insertion in model container [2023-11-23 21:19:29,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:29" (3/3) ... [2023-11-23 21:19:29,430 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_nondet_test4-1.i [2023-11-23 21:19:29,450 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:29,451 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:29,505 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:29,514 INFO L357 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@111b9e79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:29,515 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 105 states have (on average 1.723809523809524) internal successors, (181), 106 states have internal predecessors, (181), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-23 21:19:29,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 21:19:29,527 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:29,528 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-23 21:19:29,529 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:29,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:29,536 INFO L85 PathProgramCache]: Analyzing trace with hash 456490024, now seen corresponding path program 1 times [2023-11-23 21:19:29,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:29,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499705180] [2023-11-23 21:19:29,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:29,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:19:29,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:19:29,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499705180] [2023-11-23 21:19:29,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499705180] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:29,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:29,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:19:29,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831431527] [2023-11-23 21:19:29,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:29,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:19:29,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:19:29,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:19:29,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:19:29,994 INFO L87 Difference]: Start difference. First operand has 114 states, 105 states have (on average 1.723809523809524) internal successors, (181), 106 states have internal predecessors, (181), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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) [2023-11-23 21:19:32,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:34,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:36,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:38,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:40,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:42,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:44,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:45,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 21:19:45,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:45,983 INFO L93 Difference]: Finished difference Result 181 states and 308 transitions. [2023-11-23 21:19:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:19:45,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6 [2023-11-23 21:19:45,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:45,999 INFO L225 Difference]: With dead ends: 181 [2023-11-23 21:19:46,000 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:19:46,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:46,009 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 66 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:46,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 101 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 4 Unknown, 0 Unchecked, 15.9s Time] [2023-11-23 21:19:46,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:19:46,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:19:46,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2023-11-23 21:19:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:19:46,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2023-11-23 21:19:46,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:46,043 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:19:46,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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) [2023-11-23 21:19:46,044 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:19:46,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:19:46,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:46,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:19:46,051 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:19:46,285 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:19:46,286 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 21:19:46,286 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 21:19:46,286 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 733 753) no Hoare annotation was computed. [2023-11-23 21:19:46,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:19:46,287 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 726) no Hoare annotation was computed. [2023-11-23 21:19:46,287 INFO L899 garLoopResultBuilder]: For program point L723(lines 723 725) no Hoare annotation was computed. [2023-11-23 21:19:46,287 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-23 21:19:46,287 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 724) no Hoare annotation was computed. [2023-11-23 21:19:46,288 INFO L899 garLoopResultBuilder]: For program point L738(line 738) no Hoare annotation was computed. [2023-11-23 21:19:46,288 INFO L899 garLoopResultBuilder]: For program point L739-2(lines 739 748) no Hoare annotation was computed. [2023-11-23 21:19:46,288 INFO L895 garLoopResultBuilder]: At program point L739-3(lines 739 748) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,289 INFO L899 garLoopResultBuilder]: For program point L746-68(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,289 INFO L895 garLoopResultBuilder]: At program point L746-69(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,289 INFO L899 garLoopResultBuilder]: For program point L746-70(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,289 INFO L895 garLoopResultBuilder]: At program point L746-71(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,290 INFO L895 garLoopResultBuilder]: At program point L749-3(lines 749 751) the Hoare annotation is: (and (= |ULTIMATE.start_main_~user~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~user~0#1.offset| 0)) [2023-11-23 21:19:46,290 INFO L899 garLoopResultBuilder]: For program point L747-67(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,290 INFO L895 garLoopResultBuilder]: At program point L747-68(line 747) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,291 INFO L899 garLoopResultBuilder]: For program point L747-69(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,291 INFO L895 garLoopResultBuilder]: At program point L747-70(line 747) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,291 INFO L899 garLoopResultBuilder]: For program point L746-170(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,292 INFO L895 garLoopResultBuilder]: At program point L746-171(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,292 INFO L899 garLoopResultBuilder]: For program point L746-172(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,292 INFO L899 garLoopResultBuilder]: For program point L746-173(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,292 INFO L895 garLoopResultBuilder]: At program point L746-174(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,293 INFO L899 garLoopResultBuilder]: For program point L746-175(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,293 INFO L895 garLoopResultBuilder]: At program point L746-176(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,293 INFO L899 garLoopResultBuilder]: For program point L746-178(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,293 INFO L899 garLoopResultBuilder]: For program point L746-180(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,294 INFO L895 garLoopResultBuilder]: At program point L746-182(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,294 INFO L899 garLoopResultBuilder]: For program point L746-183(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,294 INFO L899 garLoopResultBuilder]: For program point L746-184(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,295 INFO L895 garLoopResultBuilder]: At program point L746-186(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,295 INFO L899 garLoopResultBuilder]: For program point L746-187(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,295 INFO L899 garLoopResultBuilder]: For program point L746-188(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,295 INFO L895 garLoopResultBuilder]: At program point L746-189(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,296 INFO L899 garLoopResultBuilder]: For program point L746-190(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,296 INFO L899 garLoopResultBuilder]: For program point L746-193(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,296 INFO L895 garLoopResultBuilder]: At program point L746-194(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,296 INFO L899 garLoopResultBuilder]: For program point L747-169(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,297 INFO L895 garLoopResultBuilder]: At program point L747-170(line 747) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,297 INFO L899 garLoopResultBuilder]: For program point L746-202(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,297 INFO L899 garLoopResultBuilder]: For program point L747-171(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,298 INFO L895 garLoopResultBuilder]: At program point L746-203(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,298 INFO L899 garLoopResultBuilder]: For program point L747-172(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,298 INFO L895 garLoopResultBuilder]: At program point L747-173(line 747) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,298 INFO L899 garLoopResultBuilder]: For program point L747-174(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,299 INFO L895 garLoopResultBuilder]: At program point L747-175(line 747) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,299 INFO L899 garLoopResultBuilder]: For program point L747-177(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,299 INFO L899 garLoopResultBuilder]: For program point L746-210(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,299 INFO L899 garLoopResultBuilder]: For program point L747-179(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,300 INFO L899 garLoopResultBuilder]: For program point L746-212(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,300 INFO L895 garLoopResultBuilder]: At program point L747-181(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,300 INFO L899 garLoopResultBuilder]: For program point L747-182(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,301 INFO L895 garLoopResultBuilder]: At program point L746-214(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,301 INFO L899 garLoopResultBuilder]: For program point L747-183(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,301 INFO L899 garLoopResultBuilder]: For program point L746-215(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,301 INFO L895 garLoopResultBuilder]: At program point L747-185(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,302 INFO L899 garLoopResultBuilder]: For program point L747-186(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,302 INFO L899 garLoopResultBuilder]: For program point L747-187(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,302 INFO L895 garLoopResultBuilder]: At program point L747-188(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,302 INFO L899 garLoopResultBuilder]: For program point L747-189(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,303 INFO L899 garLoopResultBuilder]: For program point L747-192(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,303 INFO L895 garLoopResultBuilder]: At program point L747-193(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,303 INFO L899 garLoopResultBuilder]: For program point L746-225(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,303 INFO L899 garLoopResultBuilder]: For program point L747-201(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,303 INFO L895 garLoopResultBuilder]: At program point L747-202(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,304 INFO L899 garLoopResultBuilder]: For program point L746-235(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,304 INFO L895 garLoopResultBuilder]: At program point L746-236(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,304 INFO L899 garLoopResultBuilder]: For program point L746-237(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,304 INFO L899 garLoopResultBuilder]: For program point L747-209(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,305 INFO L899 garLoopResultBuilder]: For program point L747-211(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,305 INFO L895 garLoopResultBuilder]: At program point L747-213(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,305 INFO L899 garLoopResultBuilder]: For program point L747-214(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,305 INFO L895 garLoopResultBuilder]: At program point L746-246(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,306 INFO L895 garLoopResultBuilder]: At program point L746-248(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,306 INFO L899 garLoopResultBuilder]: For program point L746-249(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,306 INFO L899 garLoopResultBuilder]: For program point L746-255(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,306 INFO L899 garLoopResultBuilder]: For program point L747-224(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,307 INFO L899 garLoopResultBuilder]: For program point L746-256(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,307 INFO L895 garLoopResultBuilder]: At program point L746-257(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,307 INFO L899 garLoopResultBuilder]: For program point L746-259(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,307 INFO L899 garLoopResultBuilder]: For program point L746-260(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,308 INFO L895 garLoopResultBuilder]: At program point L746-261(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,308 INFO L899 garLoopResultBuilder]: For program point L746-262(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,308 INFO L899 garLoopResultBuilder]: For program point L746-263(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,308 INFO L895 garLoopResultBuilder]: At program point L746-264(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,309 INFO L899 garLoopResultBuilder]: For program point L746-265(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,309 INFO L899 garLoopResultBuilder]: For program point L747-234(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,309 INFO L895 garLoopResultBuilder]: At program point L746-266(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,309 INFO L895 garLoopResultBuilder]: At program point L747-235(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,310 INFO L899 garLoopResultBuilder]: For program point L746-267(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,310 INFO L899 garLoopResultBuilder]: For program point L747-236(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,310 INFO L899 garLoopResultBuilder]: For program point L746-268(line 746) no Hoare annotation was computed. [2023-11-23 21:19:46,310 INFO L895 garLoopResultBuilder]: At program point L746-269(line 746) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,311 INFO L895 garLoopResultBuilder]: At program point L747-245(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,311 INFO L895 garLoopResultBuilder]: At program point L747-247(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,311 INFO L899 garLoopResultBuilder]: For program point L747-248(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,311 INFO L899 garLoopResultBuilder]: For program point L747-254(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,312 INFO L899 garLoopResultBuilder]: For program point L747-255(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,312 INFO L895 garLoopResultBuilder]: At program point L747-256(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,312 INFO L899 garLoopResultBuilder]: For program point L747-258(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,312 INFO L899 garLoopResultBuilder]: For program point L747-259(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,312 INFO L895 garLoopResultBuilder]: At program point L747-260(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,313 INFO L899 garLoopResultBuilder]: For program point L747-261(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,313 INFO L899 garLoopResultBuilder]: For program point L747-262(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,313 INFO L895 garLoopResultBuilder]: At program point L747-263(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,313 INFO L899 garLoopResultBuilder]: For program point L747-264(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,314 INFO L895 garLoopResultBuilder]: At program point L747-265(line 747) the Hoare annotation is: false [2023-11-23 21:19:46,314 INFO L899 garLoopResultBuilder]: For program point L747-266(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,314 INFO L899 garLoopResultBuilder]: For program point L747-267(line 747) no Hoare annotation was computed. [2023-11-23 21:19:46,314 INFO L895 garLoopResultBuilder]: At program point L747-268(line 747) the Hoare annotation is: (and (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) [2023-11-23 21:19:46,315 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:19:46,319 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:19:46,322 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:46,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:46 BoogieIcfgContainer [2023-11-23 21:19:46,343 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:46,343 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:46,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:46,344 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:46,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:29" (3/4) ... [2023-11-23 21:19:46,347 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:19:46,351 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 21:19:46,383 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 249 nodes and edges [2023-11-23 21:19:46,384 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-23 21:19:46,386 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-23 21:19:46,387 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:19:46,531 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:19:46,532 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:19:46,532 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:46,533 INFO L158 Benchmark]: Toolchain (without parser) took 22246.19ms. Allocated memory was 174.1MB in the beginning and 255.9MB in the end (delta: 81.8MB). Free memory was 144.1MB in the beginning and 153.3MB in the end (delta: -9.1MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:46,533 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory was 97.1MB in the beginning and 97.0MB in the end (delta: 74.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:46,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.67ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 110.9MB in the end (delta: 33.1MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2023-11-23 21:19:46,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.42ms. Allocated memory is still 174.1MB. Free memory was 110.9MB in the beginning and 100.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:19:46,535 INFO L158 Benchmark]: Boogie Preprocessor took 133.24ms. Allocated memory is still 174.1MB. Free memory was 100.6MB in the beginning and 90.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:19:46,535 INFO L158 Benchmark]: RCFGBuilder took 3872.14ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 90.7MB in the beginning and 78.2MB in the end (delta: 12.5MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2023-11-23 21:19:46,535 INFO L158 Benchmark]: TraceAbstraction took 16926.10ms. Allocated memory was 211.8MB in the beginning and 255.9MB in the end (delta: 44.0MB). Free memory was 78.2MB in the beginning and 164.8MB in the end (delta: -86.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:46,536 INFO L158 Benchmark]: Witness Printer took 188.88ms. Allocated memory is still 255.9MB. Free memory was 164.8MB in the beginning and 153.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:19:46,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory was 97.1MB in the beginning and 97.0MB in the end (delta: 74.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.67ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 110.9MB in the end (delta: 33.1MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.42ms. Allocated memory is still 174.1MB. Free memory was 110.9MB in the beginning and 100.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.24ms. Allocated memory is still 174.1MB. Free memory was 100.6MB in the beginning and 90.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3872.14ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 90.7MB in the beginning and 78.2MB in the end (delta: 12.5MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * TraceAbstraction took 16926.10ms. Allocated memory was 211.8MB in the beginning and 255.9MB in the end (delta: 44.0MB). Free memory was 78.2MB in the beginning and 164.8MB in the end (delta: -86.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 188.88ms. Allocated memory is still 255.9MB. Free memory was 164.8MB in the beginning and 153.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 724]: 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 CFG has 2 procedures, 114 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 16.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 15.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 66 mSDsluCounter, 101 SdHoareTripleChecker+Invalid, 15.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 57 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 58 PreInvPairs, 88 NumberOfFragments, 210 HoareAnnotationTreeSize, 58 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 42 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-11-23 21:19:46,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfcecbd-7aa8-44fa-8d0d-13f8e158f34a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE