./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8770e865452d763f6a1ae70a92c5caf41552c1e5 ................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 04:52:36,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:52:36,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:52:36,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:52:36,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:52:36,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:52:36,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:52:36,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:52:36,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:52:36,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:52:36,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:52:36,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:52:36,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:52:36,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:52:36,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:52:36,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:52:36,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:52:36,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:52:36,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:52:36,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:52:36,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:52:36,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:52:36,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:52:36,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:52:36,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:52:36,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:52:36,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:52:36,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:52:36,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:52:36,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:52:36,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:52:36,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:52:36,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:52:36,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:52:36,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:52:36,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:52:36,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:52:36,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:52:36,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:52:36,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:52:36,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:52:36,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 04:52:36,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:52:36,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:52:36,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:52:36,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:52:36,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:52:36,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:52:36,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:52:36,477 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 04:52:36,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:52:36,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 04:52:36,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:52:36,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:52:36,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:52:36,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:52:36,492 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 04:52:36,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:52:36,493 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:52:36,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:52:36,493 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:52:36,493 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:52:36,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:52:36,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:52:36,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:52:36,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:52:36,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:52:36,495 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:52:36,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:52:36,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:52:36,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8770e865452d763f6a1ae70a92c5caf41552c1e5 [2021-10-13 04:52:36,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:52:36,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:52:36,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:52:36,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:52:36,902 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:52:36,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2021-10-13 04:52:36,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/data/50883891b/5e65edab28c04c70ab5894c934cff51b/FLAG8caf5ac0f [2021-10-13 04:52:37,491 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:52:37,491 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2021-10-13 04:52:37,500 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/data/50883891b/5e65edab28c04c70ab5894c934cff51b/FLAG8caf5ac0f [2021-10-13 04:52:37,833 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/data/50883891b/5e65edab28c04c70ab5894c934cff51b [2021-10-13 04:52:37,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:52:37,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:52:37,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:52:37,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:52:37,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:52:37,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:52:37" (1/1) ... [2021-10-13 04:52:37,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f625efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:37, skipping insertion in model container [2021-10-13 04:52:37,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:52:37" (1/1) ... [2021-10-13 04:52:37,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:52:37,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:52:38,052 WARN L228 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_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[840,853] [2021-10-13 04:52:38,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:52:38,096 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:52:38,108 WARN L228 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_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[840,853] [2021-10-13 04:52:38,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:52:38,144 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:52:38,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38 WrapperNode [2021-10-13 04:52:38,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:52:38,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:52:38,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:52:38,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:52:38,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:52:38,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:52:38,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:52:38,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:52:38,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:52:38,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:52:38,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:52:38,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:52:38,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,258 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:52:38,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:52:38,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:52:38,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:52:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 04:52:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 04:52:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 04:52:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 04:52:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-10-13 04:52:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:52:38,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:52:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 04:52:38,880 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:52:38,880 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-13 04:52:38,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:52:38 BoogieIcfgContainer [2021-10-13 04:52:38,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:52:38,884 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:52:38,885 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:52:38,897 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:52:38,897 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:52:38" (1/1) ... [2021-10-13 04:52:38,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 04:52:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2021-10-13 04:52:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2021-10-13 04:52:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 04:52:38,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:38,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:39,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-10-13 04:52:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-10-13 04:52:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:52:39,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:39,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:39,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:39,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:39,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2021-10-13 04:52:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-10-13 04:52:39,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 04:52:39,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:39,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:40,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2021-10-13 04:52:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2021-10-13 04:52:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:52:40,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:40,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2021-10-13 04:52:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2021-10-13 04:52:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:52:40,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:40,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:52:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:52:41,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:52:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-10-13 04:52:41,623 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-10-13 04:52:41,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:52:41,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:52:41,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:52:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 04:52:41,661 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 04:52:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 04:52:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 04:52:41,747 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 04:52:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 04:52:41,824 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2021-10-13 04:52:41,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 04:52:41 ImpRootNode [2021-10-13 04:52:41,909 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 04:52:41,910 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 04:52:41,910 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 04:52:41,910 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 04:52:41,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:52:38" (3/4) ... [2021-10-13 04:52:41,913 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 04:52:41,981 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 04:52:41,982 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 04:52:41,984 INFO L168 Benchmark]: Toolchain (without parser) took 4145.11 ms. Allocated memory was 86.0 MB in the beginning and 109.1 MB in the end (delta: 23.1 MB). Free memory was 46.6 MB in the beginning and 70.6 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:52:41,985 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 86.0 MB. Free memory was 63.4 MB in the beginning and 63.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:52:41,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.54 ms. Allocated memory was 86.0 MB in the beginning and 109.1 MB in the end (delta: 23.1 MB). Free memory was 46.4 MB in the beginning and 81.1 MB in the end (delta: -34.7 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:52:41,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.79 ms. Allocated memory is still 109.1 MB. Free memory was 81.1 MB in the beginning and 79.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:52:41,988 INFO L168 Benchmark]: Boogie Preprocessor took 39.24 ms. Allocated memory is still 109.1 MB. Free memory was 79.6 MB in the beginning and 78.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:52:41,989 INFO L168 Benchmark]: RCFGBuilder took 650.10 ms. Allocated memory is still 109.1 MB. Free memory was 78.1 MB in the beginning and 58.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 04:52:41,989 INFO L168 Benchmark]: CodeCheck took 3024.79 ms. Allocated memory is still 109.1 MB. Free memory was 58.7 MB in the beginning and 73.5 MB in the end (delta: -14.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:52:41,990 INFO L168 Benchmark]: Witness Printer took 72.41 ms. Allocated memory is still 109.1 MB. Free memory was 73.5 MB in the beginning and 70.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:52:41,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2905.3ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 520 SDtfs, 304 SDslu, 316 SDs, 0 SdLazy, 998 SolverSat, 250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 518.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 661 GetRequests, 580 SyntacticMatches, 27 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1004 ImplicationChecksByTransitivity, 1494.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 41.3ms SsaConstructionTime, 270.7ms SatisfiabilityAnalysisTime, 765.4ms InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 475 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 0/8 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L85] char A [2 + 2 + 4 +1]; [L86] A[2 + 2 + 4] = 0 [L59] int start=0, i=-1, j=-1; [L60] char str2[2]; [L61] COND FALSE !(!str) [L63] i++ [L64] str[i] [L65] case 0: [L80] EXPR str[i] [L80] COND TRUE str[i] != 0 [L63] i++ [L64] str[i] [L65] case 0: [L80] EXPR str[i] [L80] COND TRUE str[i] != 0 [L63] i++ [L64] str[i] [L65] case 0: [L66] EXPR str[start] [L66] (str[start] == ' ') || (str[start] == '\t') [L66] EXPR str[start] [L66] (str[start] == ' ') || (str[start] == '\t') [L66] COND FALSE !((str[start] == ' ') || (str[start] == '\t')) [L67] EXPR str[start] [L67] COND FALSE !(str[start] == '"') [L68] j = i-1 [L69] (0 < j) && ((str[j] == ' ') || (str[j] == '\t')) [L69] EXPR str[j] [L69] EXPR (str[j] == ' ') || (str[j] == '\t') [L69] EXPR str[j] [L69] EXPR (str[j] == ' ') || (str[j] == '\t') [L69] (0 < j) && ((str[j] == ' ') || (str[j] == '\t')) [L69] COND FALSE !((0 < j) && ((str[j] == ' ') || (str[j] == '\t'))) [L70] (0 < j) && (str[j] == '"') [L70] EXPR str[j] [L70] (0 < j) && (str[j] == '"') [L70] COND FALSE !((0 < j) && (str[j] == '"')) [L71] COND TRUE start<=j [L41] return strncpy(dest,src,n); [L14] COND TRUE !(cond) [L15] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 86.0 MB. Free memory was 63.4 MB in the beginning and 63.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 305.54 ms. Allocated memory was 86.0 MB in the beginning and 109.1 MB in the end (delta: 23.1 MB). Free memory was 46.4 MB in the beginning and 81.1 MB in the end (delta: -34.7 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.79 ms. Allocated memory is still 109.1 MB. Free memory was 81.1 MB in the beginning and 79.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.24 ms. Allocated memory is still 109.1 MB. Free memory was 79.6 MB in the beginning and 78.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 650.10 ms. Allocated memory is still 109.1 MB. Free memory was 78.1 MB in the beginning and 58.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 3024.79 ms. Allocated memory is still 109.1 MB. Free memory was 58.7 MB in the beginning and 73.5 MB in the end (delta: -14.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 72.41 ms. Allocated memory is still 109.1 MB. Free memory was 73.5 MB in the beginning and 70.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 04:52:42,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16da48f4-3fa4-46b8-a6d9-bb88210f1f82/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...