./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI --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 21f79dea7aad8546a3e0176902289dccc4338c9a5ec0cb74e31e8a84f408fa52 ................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI --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 21f79dea7aad8546a3e0176902289dccc4338c9a5ec0cb74e31e8a84f408fa52 ......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:32:27,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:32:27,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:32:27,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:32:27,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:32:27,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:32:27,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:32:27,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:32:27,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:32:27,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:32:27,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:32:27,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:32:27,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:32:27,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:32:27,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:32:27,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:32:27,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:32:27,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:32:27,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:32:27,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:32:27,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:32:27,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:32:27,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:32:27,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:32:27,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:32:27,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:32:27,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:32:27,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:32:27,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:32:27,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:32:27,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:32:27,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:32:27,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:32:27,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:32:27,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:32:27,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:32:27,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:32:27,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:32:27,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:32:27,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:32:27,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:32:27,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:32:27,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:32:27,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:32:27,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:32:27,362 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:32:27,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:32:27,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:32:27,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:32:27,363 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:32:27,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:32:27,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:32:27,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:32:27,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:32:27,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:32:27,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:32:27,369 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:32:27,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:32:27,370 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:32:27,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:32:27,370 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:32:27,370 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:32:27,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:32:27,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:32:27,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:32:27,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:32:27,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:32:27,372 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:32:27,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:32:27,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:32:27,373 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_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21f79dea7aad8546a3e0176902289dccc4338c9a5ec0cb74e31e8a84f408fa52 [2021-10-29 03:32:27,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:32:27,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:32:27,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:32:27,767 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:32:27,768 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:32:27,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c [2021-10-29 03:32:27,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/fcd9942af/b8514cef75bd4d9690b74f7fcb909751/FLAG1db29432d [2021-10-29 03:32:28,276 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:32:28,276 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c [2021-10-29 03:32:28,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/fcd9942af/b8514cef75bd4d9690b74f7fcb909751/FLAG1db29432d [2021-10-29 03:32:28,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/fcd9942af/b8514cef75bd4d9690b74f7fcb909751 [2021-10-29 03:32:28,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:32:28,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:32:28,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:32:28,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:32:28,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:32:28,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:28,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@990a26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28, skipping insertion in model container [2021-10-29 03:32:28,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:28,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:32:28,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:32:28,901 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_729ac364-11c4-484f-ad62-865b524e7446/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c[537,550] [2021-10-29 03:32:28,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:32:28,942 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:32:28,968 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_729ac364-11c4-484f-ad62-865b524e7446/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c[537,550] [2021-10-29 03:32:28,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:32:28,998 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:32:28,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28 WrapperNode [2021-10-29 03:32:28,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:32:29,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:32:29,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:32:29,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:32:29,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:32:29,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:32:29,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:32:29,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:32:29,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:32:29,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:32:29,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:32:29,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:32:29,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:32:28" (1/1) ... [2021-10-29 03:32:29,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:32:29,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:32:29,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:32:29,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:32:29,184 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:32:29,184 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:32:29,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:32:29,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:32:29,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:32:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:32:29,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:32:29,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:32:29,543 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:32:29,543 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-29 03:32:29,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:32:29 BoogieIcfgContainer [2021-10-29 03:32:29,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:32:29,547 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:32:29,548 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:32:29,559 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:32:29,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:32:29" (1/1) ... [2021-10-29 03:32:29,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:32:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2021-10-29 03:32:29,646 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2021-10-29 03:32:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:32:29,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:29,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:29,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:32:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2021-10-29 03:32:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2021-10-29 03:32:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:32:29,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:29,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:30,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:32:30,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:32:30,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:32:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:30,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2021-10-29 03:32:30,477 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2021-10-29 03:32:30,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:32:30,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:30,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:30,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 03:32:30,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:32:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:32:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2021-10-29 03:32:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2021-10-29 03:32:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:32:30,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:30,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:32:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:32:31,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:32:31,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:32:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:32:52,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:32:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2021-10-29 03:32:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2021-10-29 03:32:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:32:52,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:32:52,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:33:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-29 03:33:02,544 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:492) 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) [2021-10-29 03:33:02,549 INFO L168 Benchmark]: Toolchain (without parser) took 33877.48 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 51.4 MB in the beginning and 69.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:02,550 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory is still 67.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:33:02,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.65 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 51.1 MB in the beginning and 86.6 MB in the end (delta: -35.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:02,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.82 ms. Allocated memory is still 111.1 MB. Free memory was 86.6 MB in the beginning and 85.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:02,556 INFO L168 Benchmark]: Boogie Preprocessor took 50.32 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 83.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:02,558 INFO L168 Benchmark]: RCFGBuilder took 451.33 ms. Allocated memory is still 111.1 MB. Free memory was 83.9 MB in the beginning and 71.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:02,559 INFO L168 Benchmark]: CodeCheck took 32998.86 ms. Allocated memory is still 111.1 MB. Free memory was 71.3 MB in the beginning and 69.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:02,565 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:492) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory is still 67.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.65 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 51.1 MB in the beginning and 86.6 MB in the end (delta: -35.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.82 ms. Allocated memory is still 111.1 MB. Free memory was 86.6 MB in the beginning and 85.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.32 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 83.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 451.33 ms. Allocated memory is still 111.1 MB. Free memory was 83.9 MB in the beginning and 71.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 32998.86 ms. Allocated memory is still 111.1 MB. Free memory was 71.3 MB in the beginning and 69.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:33:02,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:33:05,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:33:05,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:33:05,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:33:05,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:33:05,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:33:05,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:33:05,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:33:05,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:33:05,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:33:05,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:33:05,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:33:05,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:33:05,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:33:05,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:33:05,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:33:05,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:33:05,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:33:05,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:33:05,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:33:05,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:33:05,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:33:05,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:33:05,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:33:05,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:33:05,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:33:05,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:33:05,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:33:05,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:33:05,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:33:05,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:33:05,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:33:05,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:33:05,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:33:05,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:33:05,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:33:05,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:33:05,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:33:05,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:33:05,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:33:05,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:33:05,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:33:05,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:33:05,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:33:05,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:33:05,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:33:05,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:33:05,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:33:05,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:33:05,212 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:33:05,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:33:05,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:33:05,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:33:05,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:33:05,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:33:05,214 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:33:05,214 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:33:05,215 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:33:05,215 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:33:05,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:33:05,215 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:33:05,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:33:05,216 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:33:05,216 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:33:05,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:33:05,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:33:05,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:33:05,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:33:05,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:33:05,218 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:33:05,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:33:05,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:33:05,218 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:33:05,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:33:05,219 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_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21f79dea7aad8546a3e0176902289dccc4338c9a5ec0cb74e31e8a84f408fa52 [2021-10-29 03:33:05,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:33:05,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:33:05,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:33:05,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:33:05,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:33:05,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c [2021-10-29 03:33:05,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/13c4bcd2f/9e3bc9bd469e491ea721a4393b220683/FLAGecba4eaab [2021-10-29 03:33:06,265 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:33:06,266 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c [2021-10-29 03:33:06,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/13c4bcd2f/9e3bc9bd469e491ea721a4393b220683/FLAGecba4eaab [2021-10-29 03:33:06,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/data/13c4bcd2f/9e3bc9bd469e491ea721a4393b220683 [2021-10-29 03:33:06,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:33:06,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:33:06,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:33:06,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:33:06,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:33:06,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:06,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762352a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06, skipping insertion in model container [2021-10-29 03:33:06,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:06,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:33:06,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:33:06,852 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_729ac364-11c4-484f-ad62-865b524e7446/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c[537,550] [2021-10-29 03:33:06,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:33:06,895 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:33:06,914 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_729ac364-11c4-484f-ad62-865b524e7446/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound20.c[537,550] [2021-10-29 03:33:06,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:33:06,988 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:33:06,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06 WrapperNode [2021-10-29 03:33:06,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:33:06,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:33:06,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:33:06,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:33:06,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:33:07,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:33:07,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:33:07,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:33:07,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:33:07,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:33:07,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:33:07,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:33:07,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:33:06" (1/1) ... [2021-10-29 03:33:07,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:33:07,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:33:07,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:33:07,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:33:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:33:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:33:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:33:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:33:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:33:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:33:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:33:07,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:33:07,517 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:33:07,517 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-29 03:33:07,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:33:07 BoogieIcfgContainer [2021-10-29 03:33:07,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:33:07,521 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:33:07,521 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:33:07,531 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:33:07,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:33:07" (1/1) ... [2021-10-29 03:33:07,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:33:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:33:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2021-10-29 03:33:07,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2021-10-29 03:33:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:33:07,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:33:07,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:33:07,641 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:444) 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) [2021-10-29 03:33:07,647 INFO L168 Benchmark]: Toolchain (without parser) took 1025.88 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 38.6 MB in the beginning and 52.0 MB in the end (delta: -13.4 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:07,647 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 58.7 MB. Free memory is still 40.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:33:07,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.15 ms. Allocated memory is still 58.7 MB. Free memory was 38.4 MB in the beginning and 42.7 MB in the end (delta: -4.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:07,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.61 ms. Allocated memory is still 58.7 MB. Free memory was 42.7 MB in the beginning and 41.3 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:33:07,650 INFO L168 Benchmark]: Boogie Preprocessor took 49.81 ms. Allocated memory is still 58.7 MB. Free memory was 41.1 MB in the beginning and 40.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:33:07,651 INFO L168 Benchmark]: RCFGBuilder took 428.06 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 27.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:33:07,653 INFO L168 Benchmark]: CodeCheck took 123.47 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 27.1 MB in the beginning and 52.0 MB in the end (delta: -24.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:33:07,663 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 0.28 ms. Allocated memory is still 58.7 MB. Free memory is still 40.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 369.15 ms. Allocated memory is still 58.7 MB. Free memory was 38.4 MB in the beginning and 42.7 MB in the end (delta: -4.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.61 ms. Allocated memory is still 58.7 MB. Free memory was 42.7 MB in the beginning and 41.3 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.81 ms. Allocated memory is still 58.7 MB. Free memory was 41.1 MB in the beginning and 40.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 428.06 ms. Allocated memory is still 58.7 MB. Free memory was 39.8 MB in the beginning and 27.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 123.47 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 27.1 MB in the beginning and 52.0 MB in the end (delta: -24.9 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:33:07,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_729ac364-11c4-484f-ad62-865b524e7446/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...