./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/lcm1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/lcm1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ --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 127eafc67dbf4c09ebdb87b122412adad2353ff20b5e6bda1f5cac7c627afccd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:05,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:05,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:05,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:05,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:05,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:05,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:05,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:05,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:05,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:05,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:05,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:05,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:05,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:05,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:05,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:05,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:05,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:05,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:05,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:05,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:05,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:05,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:05,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:05,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:05,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:05,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:05,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:05,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:05,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:05,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:05,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:05,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:05,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:05,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:05,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:05,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:05,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:05,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:05,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:05,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:05,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:37:05,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:05,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:05,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:05,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:05,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:05,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:05,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:05,898 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:05,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:05,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:05,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:05,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:05,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:05,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:05,901 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:05,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:05,901 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:05,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:05,901 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:05,902 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:05,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:05,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:05,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:05,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:05,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:05,903 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:37:05,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:37:05,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:05,904 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_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 127eafc67dbf4c09ebdb87b122412adad2353ff20b5e6bda1f5cac7c627afccd [2021-11-23 01:37:06,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:06,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:06,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:06,254 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:06,255 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:06,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench/lcm1.c [2021-11-23 01:37:06,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/9c844fcd6/78dcfbdba5ac462b93d4237bc7191c7b/FLAGfc550eab2 [2021-11-23 01:37:06,870 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:06,870 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/sv-benchmarks/c/nla-digbench/lcm1.c [2021-11-23 01:37:06,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/9c844fcd6/78dcfbdba5ac462b93d4237bc7191c7b/FLAGfc550eab2 [2021-11-23 01:37:07,225 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/9c844fcd6/78dcfbdba5ac462b93d4237bc7191c7b [2021-11-23 01:37:07,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:07,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:07,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:07,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:07,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:07,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@574e3b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07, skipping insertion in model container [2021-11-23 01:37:07,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:07,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:07,413 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_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/sv-benchmarks/c/nla-digbench/lcm1.c[552,565] [2021-11-23 01:37:07,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:07,438 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:07,452 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_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/sv-benchmarks/c/nla-digbench/lcm1.c[552,565] [2021-11-23 01:37:07,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:07,474 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:07,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07 WrapperNode [2021-11-23 01:37:07,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:07,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:07,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:07,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:07,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,534 INFO L137 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2021-11-23 01:37:07,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:07,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:07,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:07,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:07,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:07,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:07,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:07,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:07,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:07,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:07,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:07,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:37:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:37:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:37:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:07,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:37:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:37:07,758 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:07,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:07,936 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:07,969 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:07,969 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:37:07,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:07 BoogieIcfgContainer [2021-11-23 01:37:07,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:07,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:07,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:07,983 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:07,984 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:07" (1/1) ... [2021-11-23 01:37:07,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-11-23 01:37:08,067 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-11-23 01:37:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:37:08,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:08,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:37:08,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:37:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:37:08,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:08,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2021-11-23 01:37:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:37:08,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:08,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:08,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:37:18,736 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:37:18,740 INFO L158 Benchmark]: Toolchain (without parser) took 11509.50ms. Allocated memory is still 86.0MB. Free memory was 45.6MB in the beginning and 36.2MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-23 01:37:18,741 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 86.0MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:18,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.38ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 58.5MB in the end (delta: -13.0MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-23 01:37:18,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.37ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 56.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:37:18,744 INFO L158 Benchmark]: Boogie Preprocessor took 34.41ms. Allocated memory is still 86.0MB. Free memory was 56.8MB in the beginning and 55.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:37:18,745 INFO L158 Benchmark]: RCFGBuilder took 401.37ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 59.2MB in the end (delta: -3.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:37:18,746 INFO L158 Benchmark]: CodeCheck took 10765.73ms. Allocated memory is still 86.0MB. Free memory was 58.8MB in the beginning and 36.2MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 01:37:18,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 86.0MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.38ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 58.5MB in the end (delta: -13.0MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.37ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 56.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.41ms. Allocated memory is still 86.0MB. Free memory was 56.8MB in the beginning and 55.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 401.37ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 59.2MB in the end (delta: -3.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 10765.73ms. Allocated memory is still 86.0MB. Free memory was 58.8MB in the beginning and 36.2MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:37:18,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/lcm1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ --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 127eafc67dbf4c09ebdb87b122412adad2353ff20b5e6bda1f5cac7c627afccd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:21,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:21,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:21,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:21,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:21,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:21,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:21,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:21,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:21,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:21,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:21,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:21,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:21,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:21,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:21,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:21,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:21,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:21,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:21,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:21,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:21,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:21,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:21,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:21,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:21,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:21,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:21,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:21,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:21,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:21,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:21,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:21,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:21,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:21,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:21,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:21,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:21,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:21,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:21,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:21,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:21,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:37:21,428 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:21,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:21,430 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:21,430 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:21,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:21,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:21,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:21,432 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:21,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:21,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:21,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:21,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:21,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:21,433 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:37:21,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:37:21,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:37:21,434 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:21,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:21,434 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:21,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:21,435 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:21,435 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:21,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:21,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:21,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:21,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:21,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:21,437 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:37:21,437 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:37:21,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:21,437 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:37:21,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:37:21,438 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 127eafc67dbf4c09ebdb87b122412adad2353ff20b5e6bda1f5cac7c627afccd [2021-11-23 01:37:21,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:21,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:21,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:21,862 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:21,863 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:21,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench/lcm1.c [2021-11-23 01:37:21,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/da80812cf/2f55eaf3d94b4c37b447e6a3afe4d3bd/FLAGd9f74d6e4 [2021-11-23 01:37:22,595 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:22,596 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/sv-benchmarks/c/nla-digbench/lcm1.c [2021-11-23 01:37:22,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/da80812cf/2f55eaf3d94b4c37b447e6a3afe4d3bd/FLAGd9f74d6e4 [2021-11-23 01:37:22,624 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/data/da80812cf/2f55eaf3d94b4c37b447e6a3afe4d3bd [2021-11-23 01:37:22,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:22,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:22,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:22,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:22,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:22,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a369c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22, skipping insertion in model container [2021-11-23 01:37:22,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:22,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:22,816 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_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/sv-benchmarks/c/nla-digbench/lcm1.c[552,565] [2021-11-23 01:37:22,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:22,845 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:22,881 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_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/sv-benchmarks/c/nla-digbench/lcm1.c[552,565] [2021-11-23 01:37:22,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:22,949 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:22,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22 WrapperNode [2021-11-23 01:37:22,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:22,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:22,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:22,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:22,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:22,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,020 INFO L137 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2021-11-23 01:37:23,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:23,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:23,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:23,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:23,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:23,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:23,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:23,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:23,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:22" (1/1) ... [2021-11-23 01:37:23,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:23,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:23,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:23,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:37:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:37:23,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:37:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:23,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:37:23,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:37:23,245 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:23,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:23,465 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:23,488 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:23,488 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:37:23,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:23 BoogieIcfgContainer [2021-11-23 01:37:23,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:23,492 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:23,492 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:23,503 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:23,504 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:23" (1/1) ... [2021-11-23 01:37:23,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-11-23 01:37:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-11-23 01:37:23,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:37:23,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,704 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:37:23,712 INFO L158 Benchmark]: Toolchain (without parser) took 1079.49ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.4MB in the beginning and 54.1MB in the end (delta: -17.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 01:37:23,714 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:23,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.29ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 41.9MB in the end (delta: -5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:37:23,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.12ms. Allocated memory is still 58.7MB. Free memory was 41.9MB in the beginning and 40.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:23,718 INFO L158 Benchmark]: Boogie Preprocessor took 38.96ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 39.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:23,719 INFO L158 Benchmark]: RCFGBuilder took 429.62ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 28.5MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:37:23,721 INFO L158 Benchmark]: CodeCheck took 216.62ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 28.5MB in the beginning and 54.1MB in the end (delta: -25.7MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 01:37:23,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.29ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 41.9MB in the end (delta: -5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.12ms. Allocated memory is still 58.7MB. Free memory was 41.9MB in the beginning and 40.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.96ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 39.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 429.62ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 28.5MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 216.62ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 28.5MB in the beginning and 54.1MB in the end (delta: -25.7MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:37:23,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c61e25e2-dc45-40b9-998d-3ab3562ee5e3/bin/ukojak-LBtLqBUTdQ/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared