./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/sum_array-1.c --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_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/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_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/sum_array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/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_cae088ba-2e17-4afc-85d3-dc19195fcc63/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 729bcf7bc8da07a9502e2c955dd21c14a257521f .................................................................................................................................................................................................................................................................... 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 03:57:38,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:57:38,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:57:38,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:57:38,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:57:38,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:57:38,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:57:38,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:57:38,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:57:38,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:57:38,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:57:38,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:57:38,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:57:38,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:57:38,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:57:38,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:57:38,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:57:38,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:57:38,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:57:38,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:57:38,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:57:38,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:57:38,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:57:38,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:57:38,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:57:38,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:57:38,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:57:38,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:57:38,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:57:38,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:57:38,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:57:38,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:57:38,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:57:38,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:57:38,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:57:38,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:57:38,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:57:38,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:57:38,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:57:38,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:57:38,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:57:38,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 03:57:38,209 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:57:38,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:57:38,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:57:38,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:57:38,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:57:38,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:57:38,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:57:38,215 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 03:57:38,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:57:38,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 03:57:38,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:57:38,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:57:38,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:57:38,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:57:38,217 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 03:57:38,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:57:38,218 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:57:38,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:57:38,218 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:57:38,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:57:38,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:57:38,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:57:38,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:57:38,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:57:38,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:57:38,220 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:57:38,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:57:38,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:57:38,221 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_cae088ba-2e17-4afc-85d3-dc19195fcc63/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 729bcf7bc8da07a9502e2c955dd21c14a257521f [2021-10-13 03:57:38,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:57:38,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:57:38,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:57:38,533 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:57:38,534 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:57:38,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/loops/sum_array-1.c [2021-10-13 03:57:38,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/data/7475ec5f8/86b16a852bef4fa099c196914dba6338/FLAGd1f9c361d [2021-10-13 03:57:39,107 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:57:39,107 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/sv-benchmarks/c/loops/sum_array-1.c [2021-10-13 03:57:39,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/data/7475ec5f8/86b16a852bef4fa099c196914dba6338/FLAGd1f9c361d [2021-10-13 03:57:39,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/data/7475ec5f8/86b16a852bef4fa099c196914dba6338 [2021-10-13 03:57:39,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:57:39,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:57:39,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:57:39,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:57:39,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:57:39,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775be2c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39, skipping insertion in model container [2021-10-13 03:57:39,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:57:39,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:57:39,650 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_cae088ba-2e17-4afc-85d3-dc19195fcc63/sv-benchmarks/c/loops/sum_array-1.c[363,376] [2021-10-13 03:57:39,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:57:39,702 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:57:39,714 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_cae088ba-2e17-4afc-85d3-dc19195fcc63/sv-benchmarks/c/loops/sum_array-1.c[363,376] [2021-10-13 03:57:39,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:57:39,743 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:57:39,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39 WrapperNode [2021-10-13 03:57:39,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:57:39,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:57:39,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:57:39,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:57:39,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:57:39,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:57:39,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:57:39,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:57:39,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:57:39,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:57:39,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:57:39,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:57:39,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:57:39" (1/1) ... [2021-10-13 03:57:39,873 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:57:39,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:57:39,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:57:39,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:57:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 03:57:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:57:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 03:57:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:57:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:57:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 03:57:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:57:40,327 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:57:40,327 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-13 03:57:40,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:40 BoogieIcfgContainer [2021-10-13 03:57:40,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:57:40,331 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:57:40,331 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:57:40,341 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:57:40,342 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:40" (1/1) ... [2021-10-13 03:57:40,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:57:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:40,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-10-13 03:57:40,384 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-10-13 03:57:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 03:57:40,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:40,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:40,742 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 03:57:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-10-13 03:57:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-10-13 03:57:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 03:57:40,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:40,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:57:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-13 03:57:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-13 03:57:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:57:41,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:41,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:57:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 03:57:41,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:57:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2021-10-13 03:57:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2021-10-13 03:57:41,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 03:57:41,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:57:41,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:57:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:57:41,408 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:57:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:57:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:57:41,511 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:57:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:57:41,566 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2021-10-13 03:57:41,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:57:41 ImpRootNode [2021-10-13 03:57:41,612 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:57:41,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:57:41,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:57:41,613 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:57:41,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:57:40" (3/4) ... [2021-10-13 03:57:41,619 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 03:57:41,673 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cae088ba-2e17-4afc-85d3-dc19195fcc63/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:57:41,673 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:57:41,675 INFO L168 Benchmark]: Toolchain (without parser) took 2182.73 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 72.7 MB in the beginning and 101.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:41,676 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 102.8 MB. Free memory is still 57.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:57:41,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.69 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 72.3 MB in the beginning and 115.3 MB in the end (delta: -43.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:41,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.45 ms. Allocated memory is still 140.5 MB. Free memory was 115.3 MB in the beginning and 113.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:41,679 INFO L168 Benchmark]: Boogie Preprocessor took 64.53 ms. Allocated memory is still 140.5 MB. Free memory was 113.8 MB in the beginning and 112.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:41,680 INFO L168 Benchmark]: RCFGBuilder took 468.42 ms. Allocated memory is still 140.5 MB. Free memory was 112.2 MB in the beginning and 96.8 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:41,680 INFO L168 Benchmark]: CodeCheck took 1281.24 ms. Allocated memory is still 140.5 MB. Free memory was 96.8 MB in the beginning and 104.0 MB in the end (delta: -7.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:57:41,681 INFO L168 Benchmark]: Witness Printer took 60.75 ms. Allocated memory is still 140.5 MB. Free memory was 104.0 MB in the beginning and 101.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:57:41,685 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, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1206.7ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 12 SDtfs, 32 SDslu, 8 SDs, 0 SdLazy, 124 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 205.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 192 GetRequests, 174 SyntacticMatches, 8 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 179.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 20.7ms SsaConstructionTime, 247.5ms SatisfiabilityAnalysisTime, 326.5ms InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 103 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2/3 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: 8]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L16] unsigned int M = __VERIFIER_nondet_uint(); [L17] int A[M], B[M], C[M]; [L18] unsigned int i; [L20] i=0 [L20] COND TRUE i