./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sina5f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-fpi/sina5f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX --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 b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:23:05,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:23:05,175 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 12:23:05,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:23:05,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:23:05,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:23:05,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:23:05,210 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:23:05,211 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 12:23:05,211 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 12:23:05,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:23:05,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:23:05,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:23:05,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:23:05,214 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:23:05,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:23:05,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:23:05,215 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:23:05,215 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:23:05,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:23:05,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:23:05,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:23:05,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:23:05,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:23:05,218 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:23:05,218 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:23:05,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:23:05,219 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:23:05,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:23:05,220 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:23:05,220 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 12:23:05,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:23:05,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 12:23:05,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:23:05,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:23:05,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:23:05,222 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:23:05,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:23:05,223 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:23:05,223 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 12:23:05,224 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 12:23:05,224 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 12:23:05,225 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea [2024-11-08 12:23:05,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:23:05,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:23:05,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:23:05,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:23:05,546 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:23:05,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/array-fpi/sina5f.c Unable to find full path for "g++" [2024-11-08 12:23:07,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:23:07,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:23:07,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/sv-benchmarks/c/array-fpi/sina5f.c [2024-11-08 12:23:07,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/data/27744f2e1/113ca90d710f44d08689f02a2fc73c7f/FLAG3c8e52e5a [2024-11-08 12:23:08,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/data/27744f2e1/113ca90d710f44d08689f02a2fc73c7f [2024-11-08 12:23:08,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:23:08,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:23:08,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:23:08,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:23:08,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:23:08,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7d41db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08, skipping insertion in model container [2024-11-08 12:23:08,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,344 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:23:08,527 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2024-11-08 12:23:08,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:23:08,566 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:23:08,579 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2024-11-08 12:23:08,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:23:08,609 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:23:08,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08 WrapperNode [2024-11-08 12:23:08,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:23:08,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:23:08,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:23:08,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:23:08,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,648 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-08 12:23:08,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:23:08,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:23:08,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:23:08,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:23:08,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,664 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,680 INFO L175 MemorySlicer]: Split 15 memory accesses to 4 slices as follows [2, 6, 5, 2]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 6 writes are split as follows [0, 3, 2, 1]. [2024-11-08 12:23:08,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:23:08,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:23:08,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:23:08,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:23:08,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (1/1) ... [2024-11-08 12:23:08,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 12:23:08,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 12:23:08,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 12:23:08,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 12:23:08,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:23:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 12:23:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 12:23:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 12:23:08,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 12:23:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 12:23:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 12:23:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 12:23:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 12:23:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 12:23:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 12:23:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:23:08,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:23:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 12:23:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 12:23:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 12:23:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 12:23:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 12:23:08,931 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:23:08,934 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:23:09,209 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 12:23:09,209 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:23:09,226 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:23:09,227 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 12:23:09,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:23:09 BoogieIcfgContainer [2024-11-08 12:23:09,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:23:09,230 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:23:09,230 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:23:09,234 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:23:09,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:23:08" (1/3) ... [2024-11-08 12:23:09,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e4a831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:23:09, skipping insertion in model container [2024-11-08 12:23:09,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:23:08" (2/3) ... [2024-11-08 12:23:09,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e4a831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:23:09, skipping insertion in model container [2024-11-08 12:23:09,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:23:09" (3/3) ... [2024-11-08 12:23:09,237 INFO L112 eAbstractionObserver]: Analyzing ICFG sina5f.c [2024-11-08 12:23:09,261 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:23:09,261 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 12:23:09,334 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 12:23:09,345 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14cea9f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:23:09,349 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 12:23:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 28 states have (on average 1.5714285714285714) internal successors, (44), 29 states have internal predecessors, (44), 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) [2024-11-08 12:23:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 12:23:09,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 12:23:09,366 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 12:23:09,367 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 12:23:09,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:09,375 INFO L85 PathProgramCache]: Analyzing trace with hash 2114616665, now seen corresponding path program 1 times [2024-11-08 12:23:09,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:09,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132975976] [2024-11-08 12:23:09,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:09,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:09,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:09,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132975976] [2024-11-08 12:23:09,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132975976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:09,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:09,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:23:09,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742776789] [2024-11-08 12:23:09,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:09,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:23:09,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:09,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:23:09,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:23:09,690 INFO L87 Difference]: Start difference. First operand has 30 states, 28 states have (on average 1.5714285714285714) internal successors, (44), 29 states have internal predecessors, (44), 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) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2024-11-08 12:23:09,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 12:23:09,709 INFO L93 Difference]: Finished difference Result 56 states and 82 transitions. [2024-11-08 12:23:09,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:09,712 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2024-11-08 12:23:09,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 12:23:09,721 INFO L225 Difference]: With dead ends: 56 [2024-11-08 12:23:09,721 INFO L226 Difference]: Without dead ends: 26 [2024-11-08 12:23:09,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:23:09,730 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 12:23:09,733 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 12:23:09,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-11-08 12:23:09,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-11-08 12:23:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.44) internal successors, (36), 25 states have internal predecessors, (36), 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) [2024-11-08 12:23:09,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 36 transitions. [2024-11-08 12:23:09,775 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 36 transitions. Word has length 19 [2024-11-08 12:23:09,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 12:23:09,777 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 36 transitions. [2024-11-08 12:23:09,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2024-11-08 12:23:09,777 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-08 12:23:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 12:23:09,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 12:23:09,779 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 12:23:09,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 12:23:09,780 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 12:23:09,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:09,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1093548311, now seen corresponding path program 1 times [2024-11-08 12:23:09,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:09,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165107466] [2024-11-08 12:23:09,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:09,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:10,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:23:10,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:10,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165107466] [2024-11-08 12:23:10,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165107466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:23:10,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:23:10,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:23:10,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580591936] [2024-11-08 12:23:10,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:23:10,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 12:23:10,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:10,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 12:23:10,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 12:23:10,055 INFO L87 Difference]: Start difference. First operand 26 states and 36 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2024-11-08 12:23:10,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 12:23:10,211 INFO L93 Difference]: Finished difference Result 61 states and 89 transitions. [2024-11-08 12:23:10,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 12:23:10,212 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 19 [2024-11-08 12:23:10,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 12:23:10,213 INFO L225 Difference]: With dead ends: 61 [2024-11-08 12:23:10,213 INFO L226 Difference]: Without dead ends: 42 [2024-11-08 12:23:10,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 12:23:10,215 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 57 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 12:23:10,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 16 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 12:23:10,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2024-11-08 12:23:10,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 36. [2024-11-08 12:23:10,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 35 states have internal predecessors, (46), 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) [2024-11-08 12:23:10,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 46 transitions. [2024-11-08 12:23:10,237 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 46 transitions. Word has length 19 [2024-11-08 12:23:10,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 12:23:10,238 INFO L471 AbstractCegarLoop]: Abstraction has 36 states and 46 transitions. [2024-11-08 12:23:10,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2024-11-08 12:23:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-08 12:23:10,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 12:23:10,242 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 12:23:10,242 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 12:23:10,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 12:23:10,243 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 12:23:10,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:10,245 INFO L85 PathProgramCache]: Analyzing trace with hash 941312112, now seen corresponding path program 1 times [2024-11-08 12:23:10,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:10,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531506662] [2024-11-08 12:23:10,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:10,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 12:23:10,333 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 12:23:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 12:23:10,449 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 12:23:10,450 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 12:23:10,451 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 12:23:10,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 12:23:10,456 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 12:23:10,487 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 12:23:10,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 12:23:10 BoogieIcfgContainer [2024-11-08 12:23:10,491 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 12:23:10,492 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 12:23:10,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 12:23:10,492 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 12:23:10,493 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:23:09" (3/4) ... [2024-11-08 12:23:10,494 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 12:23:10,551 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5179cc36-892f-4dae-a561-79c374b4f17f/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 12:23:10,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 12:23:10,552 INFO L158 Benchmark]: Toolchain (without parser) took 2251.96ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 100.1MB in the beginning and 134.2MB in the end (delta: -34.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-08 12:23:10,552 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory was 78.8MB in the beginning and 78.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:23:10,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.28ms. Allocated memory is still 138.4MB. Free memory was 100.1MB in the beginning and 86.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 12:23:10,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.07ms. Allocated memory is still 138.4MB. Free memory was 86.9MB in the beginning and 85.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:23:10,553 INFO L158 Benchmark]: Boogie Preprocessor took 47.28ms. Allocated memory is still 138.4MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 12:23:10,554 INFO L158 Benchmark]: RCFGBuilder took 529.75ms. Allocated memory is still 138.4MB. Free memory was 82.7MB in the beginning and 68.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 12:23:10,554 INFO L158 Benchmark]: TraceAbstraction took 1261.67ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 68.0MB in the beginning and 137.4MB in the end (delta: -69.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:23:10,554 INFO L158 Benchmark]: Witness Printer took 58.87ms. Allocated memory is still 201.3MB. Free memory was 137.4MB in the beginning and 134.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 12:23:10,557 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory was 78.8MB in the beginning and 78.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.28ms. Allocated memory is still 138.4MB. Free memory was 100.1MB in the beginning and 86.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.07ms. Allocated memory is still 138.4MB. Free memory was 86.9MB in the beginning and 85.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.28ms. Allocated memory is still 138.4MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 529.75ms. Allocated memory is still 138.4MB. Free memory was 82.7MB in the beginning and 68.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1261.67ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 68.0MB in the beginning and 137.4MB in the end (delta: -69.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 58.87ms. Allocated memory is still 201.3MB. Free memory was 137.4MB in the beginning and 134.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. 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 - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; VAL [N=0] [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) VAL [N=1] [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long sum[1]; [L29] long long *a = malloc(sizeof(long long)*N); [L30] long long *b = malloc(sizeof(long long)*N); [L32] sum[0] = 0 [L33] i=0 VAL [N=1, a={-2:0}, b={-1:0}, i=0, sum={4:0}] [L33] COND FALSE !(i