./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB --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 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:39,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:39,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:39,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:39,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:39,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:39,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:39,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:39,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:39,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:39,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:39,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:39,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:39,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:39,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:39,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:39,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:39,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:39,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:39,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:39,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:39,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:39,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:39,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:39,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:39,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:39,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:39,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:39,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:39,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:39,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:39,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:39,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:39,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:39,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:39,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:39,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:39,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:39,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:39,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:39,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:39,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:39,426 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:39,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:39,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:39,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:39,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:39,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:39,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:39,436 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:39,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:39,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:39,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:39,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:39,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:39,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:39,438 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:39,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:39,438 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:39,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:39,439 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:39,439 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:39,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:39,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:39,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:39,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:39,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:39,441 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:39,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:39,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:39,441 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_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 [2022-10-17 17:04:39,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:39,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:39,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:39,752 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:39,753 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:39,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-10-17 17:04:39,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/data/c592cbd0b/ff7e8d23d7be43888e1f62b9e6bf17f3/FLAG9c8dddc53 [2022-10-17 17:04:40,344 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:40,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-10-17 17:04:40,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/data/c592cbd0b/ff7e8d23d7be43888e1f62b9e6bf17f3/FLAG9c8dddc53 [2022-10-17 17:04:40,685 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/data/c592cbd0b/ff7e8d23d7be43888e1f62b9e6bf17f3 [2022-10-17 17:04:40,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:40,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:40,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:40,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:40,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:40,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:40" (1/1) ... [2022-10-17 17:04:40,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d91fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:40, skipping insertion in model container [2022-10-17 17:04:40,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:40" (1/1) ... [2022-10-17 17:04:40,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:40,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:41,010 WARN L230 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_c3430d1f-3d5d-4691-9ef8-6f4024b71551/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2022-10-17 17:04:41,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:41,114 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:41,134 WARN L230 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_c3430d1f-3d5d-4691-9ef8-6f4024b71551/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2022-10-17 17:04:41,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:41,194 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:41,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41 WrapperNode [2022-10-17 17:04:41,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:41,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:41,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:41,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:41,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,275 INFO L138 Inliner]: procedures = 42, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 152 [2022-10-17 17:04:41,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:41,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:41,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:41,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:41,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,331 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:41,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:41,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:41,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:41,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:41" (1/1) ... [2022-10-17 17:04:41,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:41,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:41,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:41,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-17 17:04:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:41,582 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:41,590 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:41,920 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:42,012 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:42,013 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 17:04:42,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:42 BoogieIcfgContainer [2022-10-17 17:04:42,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:42,017 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:42,017 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:42,040 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:42,044 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:42" (1/1) ... [2022-10-17 17:04:42,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2022-10-17 17:04:42,134 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2022-10-17 17:04:42,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:42,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2022-10-17 17:04:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-10-17 17:04:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:04:42,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:42,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:42,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:42,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-10-17 17:04:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-10-17 17:04:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:42,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:42,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:43,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:04:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 17:04:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 17:04:43,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 17:04:43,085 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2022-10-17 17:04:43,096 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 17:04:43,120 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,125 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,126 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,126 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,126 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,126 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,127 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 17:04:43,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:04:43 ImpRootNode [2022-10-17 17:04:43,127 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:04:43,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:04:43,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:04:43,129 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:04:43,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:42" (3/4) ... [2022-10-17 17:04:43,133 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 17:04:43,143 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-10-17 17:04:43,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-10-17 17:04:43,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 17:04:43,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 17:04:43,205 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:04:43,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:04:43,207 INFO L158 Benchmark]: Toolchain (without parser) took 2515.05ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 59.2MB in the beginning and 91.0MB in the end (delta: -31.8MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-10-17 17:04:43,207 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:43,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.67ms. Allocated memory is still 107.0MB. Free memory was 59.0MB in the beginning and 79.2MB in the end (delta: -20.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:04:43,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.83ms. Allocated memory is still 107.0MB. Free memory was 79.2MB in the beginning and 77.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:43,208 INFO L158 Benchmark]: Boogie Preprocessor took 71.13ms. Allocated memory is still 107.0MB. Free memory was 77.4MB in the beginning and 75.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:04:43,209 INFO L158 Benchmark]: RCFGBuilder took 667.73ms. Allocated memory is still 107.0MB. Free memory was 75.8MB in the beginning and 55.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-10-17 17:04:43,209 INFO L158 Benchmark]: CodeCheck took 1110.21ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 55.4MB in the beginning and 94.2MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:04:43,210 INFO L158 Benchmark]: Witness Printer took 77.64ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 91.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:04:43,213 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 45 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 48 mSDtfsCounter, 45 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 52 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.67ms. Allocated memory is still 107.0MB. Free memory was 59.0MB in the beginning and 79.2MB in the end (delta: -20.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.83ms. Allocated memory is still 107.0MB. Free memory was 79.2MB in the beginning and 77.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.13ms. Allocated memory is still 107.0MB. Free memory was 77.4MB in the beginning and 75.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 667.73ms. Allocated memory is still 107.0MB. Free memory was 75.8MB in the beginning and 55.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1110.21ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 55.4MB in the beginning and 94.2MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 77.64ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 91.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 17:04:43,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3430d1f-3d5d-4691-9ef8-6f4024b71551/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE