./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/sina5f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E --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 b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:22:22,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:22:22,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:22:22,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:22:22,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:22:22,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:22:22,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:22:22,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:22:22,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:22:22,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:22:22,785 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:22:22,785 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:22:22,786 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:22:22,786 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:22:22,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:22:22,787 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:22:22,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:22:22,788 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:22:22,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:22:22,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:22:22,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:22:22,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:22:22,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:22:22,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:22:22,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:22:22,790 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:22:22,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:22:22,790 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:22:22,791 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:22:22,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:22:22,791 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E 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 -> b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea [2024-11-14 03:22:23,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:22:23,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:22:23,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:22:23,151 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:22:23,151 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:22:23,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/array-fpi/sina5f.c Unable to find full path for "g++" [2024-11-14 03:22:25,068 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:22:25,359 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:22:25,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/sv-benchmarks/c/array-fpi/sina5f.c [2024-11-14 03:22:25,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/data/881d42620/2bb39bc10d9744c989cbf6c0eabc952b/FLAG4d2d7d347 [2024-11-14 03:22:25,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/data/881d42620/2bb39bc10d9744c989cbf6c0eabc952b [2024-11-14 03:22:25,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:22:25,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:22:25,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:22:25,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:22:25,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:22:25,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9d3b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25, skipping insertion in model container [2024-11-14 03:22:25,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:22:25,556 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_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2024-11-14 03:22:25,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:22:25,600 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:22:25,613 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_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2024-11-14 03:22:25,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:22:25,656 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:22:25,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25 WrapperNode [2024-11-14 03:22:25,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:22:25,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:22:25,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:22:25,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:22:25,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,694 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-14 03:22:25,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:22:25,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:22:25,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:22:25,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:22:25,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:22:25,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:22:25,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:22:25,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:22:25,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (1/1) ... [2024-11-14 03:22:25,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:22:25,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:22:25,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:22:25,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:22:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:22:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:22:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 03:22:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:22:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 03:22:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:22:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:22:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:22:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 03:22:25,894 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:22:25,896 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:22:26,132 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 03:22:26,133 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:22:26,205 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:22:26,205 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 03:22:26,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:22:26 BoogieIcfgContainer [2024-11-14 03:22:26,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:22:26,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:22:26,208 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:22:26,213 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:22:26,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:22:25" (1/3) ... [2024-11-14 03:22:26,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f421bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:22:26, skipping insertion in model container [2024-11-14 03:22:26,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:22:25" (2/3) ... [2024-11-14 03:22:26,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f421bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:22:26, skipping insertion in model container [2024-11-14 03:22:26,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:22:26" (3/3) ... [2024-11-14 03:22:26,216 INFO L112 eAbstractionObserver]: Analyzing ICFG sina5f.c [2024-11-14 03:22:26,231 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:22:26,232 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG sina5f.c that has 1 procedures, 14 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 03:22:26,290 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:22:26,306 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=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;@5d3e5378, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:22:26,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:22:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 12 states have (on average 1.75) internal successors, (21), 13 states have internal predecessors, (21), 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) [2024-11-14 03:22:26,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-14 03:22:26,320 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:26,320 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:22:26,321 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:22:26,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:26,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1645645258, now seen corresponding path program 1 times [2024-11-14 03:22:26,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:22:26,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433091493] [2024-11-14 03:22:26,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:26,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:22:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:26,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:22:26,659 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:22:26,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433091493] [2024-11-14 03:22:26,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433091493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:22:26,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:22:26,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:22:26,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587951269] [2024-11-14 03:22:26,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:22:26,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:22:26,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:22:26,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:22:26,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:22:26,688 INFO L87 Difference]: Start difference. First operand has 14 states, 12 states have (on average 1.75) internal successors, (21), 13 states have internal predecessors, (21), 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 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-14 03:22:26,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:22:26,759 INFO L93 Difference]: Finished difference Result 26 states and 39 transitions. [2024-11-14 03:22:26,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:22:26,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2024-11-14 03:22:26,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:22:26,768 INFO L225 Difference]: With dead ends: 26 [2024-11-14 03:22:26,768 INFO L226 Difference]: Without dead ends: 13 [2024-11-14 03:22:26,773 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:22:26,776 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:22:26,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:22:26,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-14 03:22:26,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-14 03:22:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 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) [2024-11-14 03:22:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2024-11-14 03:22:26,811 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 18 transitions. Word has length 10 [2024-11-14 03:22:26,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:22:26,811 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 18 transitions. [2024-11-14 03:22:26,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-14 03:22:26,812 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-14 03:22:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-14 03:22:26,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:26,812 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:22:26,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:22:26,813 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:22:26,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:26,814 INFO L85 PathProgramCache]: Analyzing trace with hash 293441074, now seen corresponding path program 1 times [2024-11-14 03:22:26,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:22:26,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290544605] [2024-11-14 03:22:26,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:22:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 03:22:27,003 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:22:27,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290544605] [2024-11-14 03:22:27,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290544605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:22:27,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:22:27,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:22:27,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753529386] [2024-11-14 03:22:27,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:22:27,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:22:27,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:22:27,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:22:27,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:22:27,009 INFO L87 Difference]: Start difference. First operand 13 states and 18 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2024-11-14 03:22:27,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:22:27,097 INFO L93 Difference]: Finished difference Result 30 states and 42 transitions. [2024-11-14 03:22:27,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:22:27,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 11 [2024-11-14 03:22:27,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:22:27,100 INFO L225 Difference]: With dead ends: 30 [2024-11-14 03:22:27,100 INFO L226 Difference]: Without dead ends: 22 [2024-11-14 03:22:27,100 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 [2024-11-14 03:22:27,101 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 18 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:22:27,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 6 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:22:27,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-14 03:22:27,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 17. [2024-11-14 03:22:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 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) [2024-11-14 03:22:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2024-11-14 03:22:27,111 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 22 transitions. Word has length 11 [2024-11-14 03:22:27,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:22:27,111 INFO L471 AbstractCegarLoop]: Abstraction has 17 states and 22 transitions. [2024-11-14 03:22:27,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2024-11-14 03:22:27,111 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-14 03:22:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-14 03:22:27,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:27,112 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:22:27,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:22:27,112 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:22:27,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:27,113 INFO L85 PathProgramCache]: Analyzing trace with hash -601317204, now seen corresponding path program 1 times [2024-11-14 03:22:27,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:22:27,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330261333] [2024-11-14 03:22:27,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:22:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:22:27,176 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:22:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:22:27,250 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:22:27,250 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:22:27,251 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:22:27,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 03:22:27,258 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-14 03:22:27,288 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:22:27,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:22:27 BoogieIcfgContainer [2024-11-14 03:22:27,291 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:22:27,292 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:22:27,292 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:22:27,292 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:22:27,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:22:26" (3/4) ... [2024-11-14 03:22:27,293 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-14 03:22:27,328 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da94d80c-ce2d-41f4-b4d8-ce7adb577d04/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 03:22:27,328 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:22:27,329 INFO L158 Benchmark]: Toolchain (without parser) took 1946.43ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 68.7MB in the end (delta: 23.2MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-11-14 03:22:27,329 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:27,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.48ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:22:27,329 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.39ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:27,330 INFO L158 Benchmark]: Boogie Preprocessor took 43.58ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:22:27,330 INFO L158 Benchmark]: RCFGBuilder took 465.87ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 63.2MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:22:27,330 INFO L158 Benchmark]: TraceAbstraction took 1082.57ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 71.0MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:27,331 INFO L158 Benchmark]: Witness Printer took 36.27ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 68.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:22:27,332 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.48ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.39ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.58ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 465.87ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 63.2MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1082.57ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 71.0MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 36.27ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 68.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [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={-1:0}, b={4:0}, i=0, sum={6:0}] [L33] COND TRUE i