./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/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_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sina5f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/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_9b08da39-c706-4364-9150-c6a5f275171f/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 b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea --- 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 17:05:15,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:15,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:15,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:15,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:15,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:15,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:15,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:15,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:15,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:15,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:15,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:15,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:15,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:15,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:15,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:15,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:15,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:15,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:15,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:15,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:15,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:15,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:15,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:15,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:15,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:15,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:15,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:15,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:15,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:15,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:15,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:15,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:15,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:15,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:15,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:15,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:15,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:15,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:15,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:15,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:15,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:15,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:15,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:15,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:15,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:15,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:15,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:15,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:15,320 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:15,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:15,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:15,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:15,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:15,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:15,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:15,323 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:15,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:15,324 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:15,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:15,324 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:15,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:15,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:15,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:15,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:15,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:15,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:15,326 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:15,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:15,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:15,327 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_9b08da39-c706-4364-9150-c6a5f275171f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b73b0414d99f7fa4a7417f652fd7ea5389e7020bd4f2da0d09463462303a81ea [2022-10-17 17:05:15,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:15,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:15,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:15,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:15,756 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:15,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-fpi/sina5f.c [2022-10-17 17:05:15,868 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/data/e7f88bcb2/8b403a0518834607b20a8f832cd096a3/FLAG1f7251fcc [2022-10-17 17:05:16,343 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:16,344 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/sv-benchmarks/c/array-fpi/sina5f.c [2022-10-17 17:05:16,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/data/e7f88bcb2/8b403a0518834607b20a8f832cd096a3/FLAG1f7251fcc [2022-10-17 17:05:16,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/data/e7f88bcb2/8b403a0518834607b20a8f832cd096a3 [2022-10-17 17:05:16,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:16,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:16,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:16,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:16,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:16,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:16" (1/1) ... [2022-10-17 17:05:16,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cfdf6ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:16, skipping insertion in model container [2022-10-17 17:05:16,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:16" (1/1) ... [2022-10-17 17:05:16,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:16,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:16,989 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_9b08da39-c706-4364-9150-c6a5f275171f/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2022-10-17 17:05:17,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:17,037 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:17,052 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_9b08da39-c706-4364-9150-c6a5f275171f/sv-benchmarks/c/array-fpi/sina5f.c[589,602] [2022-10-17 17:05:17,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:17,097 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:17,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17 WrapperNode [2022-10-17 17:05:17,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:17,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:17,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:17,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:17,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,151 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109 [2022-10-17 17:05:17,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:17,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:17,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:17,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:17,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,185 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:17,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:17,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:17,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:17,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:17,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:17,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:17,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:05:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:17,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:05:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:05:17,480 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:17,482 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:17,761 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:17,854 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:17,855 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 17:05:17,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:17 BoogieIcfgContainer [2022-10-17 17:05:17,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:05:17,858 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:05:17,858 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:05:17,867 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:05:17,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:05:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 17:05:17,949 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 17:05:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:05:17,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:17,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:18,353 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 17:05:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:18,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2022-10-17 17:05:18,458 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2022-10-17 17:05:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:05:18,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:18,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:18,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:05:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-10-17 17:05:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-10-17 17:05:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:05:18,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:18,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2022-10-17 17:05:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2022-10-17 17:05:18,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:05:18,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:18,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:19,082 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 17:05:19,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:19,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2022-10-17 17:05:19,138 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2022-10-17 17:05:19,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:05:19,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:19,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-10-17 17:05:19,327 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-10-17 17:05:19,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:05:19,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:19,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:05:19,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:05:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:05:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:05:19,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:05:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:05:19,670 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2022-10-17 17:05:19,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:05:19 ImpRootNode [2022-10-17 17:05:19,757 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:05:19,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:05:19,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:05:19,758 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:05:19,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:17" (3/4) ... [2022-10-17 17:05:19,761 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 17:05:19,844 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b08da39-c706-4364-9150-c6a5f275171f/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:05:19,844 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:05:19,845 INFO L158 Benchmark]: Toolchain (without parser) took 3118.07ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.9MB in the beginning and 77.6MB in the end (delta: -27.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:19,846 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:19,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.77ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.7MB in the beginning and 82.0MB in the end (delta: -32.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:05:19,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.29ms. Allocated memory is still 107.0MB. Free memory was 82.0MB in the beginning and 79.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:19,848 INFO L158 Benchmark]: Boogie Preprocessor took 35.68ms. Allocated memory is still 107.0MB. Free memory was 79.9MB in the beginning and 78.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:05:19,849 INFO L158 Benchmark]: RCFGBuilder took 666.70ms. Allocated memory is still 107.0MB. Free memory was 78.8MB in the beginning and 62.1MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 17:05:19,850 INFO L158 Benchmark]: CodeCheck took 1898.58ms. Allocated memory is still 107.0MB. Free memory was 62.1MB in the beginning and 79.7MB in the end (delta: -17.6MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-10-17 17:05:19,850 INFO L158 Benchmark]: Witness Printer took 86.83ms. Allocated memory is still 107.0MB. Free memory was 79.7MB in the beginning and 77.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:05:19,854 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 214 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 25 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 211 IncrementalHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 25 mSDtfsCounter, 211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 510 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 125 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 10/10 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 - 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 [a={-1:0}, b={4:0}, i=0, N=1, sum={6:0}] [L33] COND TRUE i