./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c898dde2039202f04c4dab8e6074588b2a1408de50320b63b626be00690d261e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:50:31,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:50:31,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:50:31,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:50:31,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:50:31,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:50:31,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:50:31,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:50:31,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:50:31,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:50:31,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:50:31,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:50:31,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:50:31,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:50:31,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:50:31,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:50:31,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:50:31,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:50:31,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:50:31,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:50:31,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:50:31,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:50:31,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:50:31,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:50:31,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:50:31,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:50:31,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:50:31,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:50:31,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:50:31,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:50:31,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:50:31,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:50:31,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:50:31,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:50:31,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:50:31,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:50:31,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:50:31,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:50:31,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:50:31,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:50:31,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:50:31,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:50:31,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:50:31,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:50:31,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:50:31,701 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:50:31,701 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:50:31,702 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:50:31,702 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:50:31,702 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:50:31,708 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:50:31,709 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:50:31,710 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:50:31,710 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:50:31,710 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:50:31,711 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:50:31,711 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:50:31,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:50:31,712 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:50:31,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:50:31,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:50:31,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:50:31,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:50:31,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:50:31,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:50:31,714 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:50:31,714 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:50:31,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:50:31,714 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:50:31,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:50:31,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:50:31,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:50:31,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:50:31,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:50:31,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:50:31,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:50:31,717 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:50:31,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:50:31,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:50:31,717 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:50:31,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:50:31,718 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c898dde2039202f04c4dab8e6074588b2a1408de50320b63b626be00690d261e [2021-11-07 01:50:32,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:50:32,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:50:32,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:50:32,074 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:50:32,075 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:50:32,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/eca-rers2012/Problem09_label01.c [2021-11-07 01:50:32,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/data/02b554572/170c645469f247ad9d2879d805359382/FLAG4a28034c9 [2021-11-07 01:50:36,370 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:50:36,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/sv-benchmarks/c/eca-rers2012/Problem09_label01.c [2021-11-07 01:50:36,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/data/02b554572/170c645469f247ad9d2879d805359382/FLAG4a28034c9 [2021-11-07 01:50:37,151 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/data/02b554572/170c645469f247ad9d2879d805359382 [2021-11-07 01:50:37,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:50:37,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:50:37,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:50:37,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:50:37,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:50:37,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:50:37" (1/1) ... [2021-11-07 01:50:37,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc205ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:50:37, skipping insertion in model container [2021-11-07 01:50:37,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:50:37" (1/1) ... [2021-11-07 01:50:37,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:50:39,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:07,814 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_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/sv-benchmarks/c/eca-rers2012/Problem09_label01.c[6308788,6308801] [2021-11-07 01:51:07,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:07,961 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:51:23,255 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_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/sv-benchmarks/c/eca-rers2012/Problem09_label01.c[6308788,6308801] [2021-11-07 01:51:23,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:28,914 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:51:28,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28 WrapperNode [2021-11-07 01:51:28,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:28,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:28,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:51:28,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:51:28,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:30,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:36,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:36,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:51:36,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:51:36,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:51:36,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:36,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:37,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:37,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:40,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:41,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:42,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:43,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:51:43,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:51:43,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:51:43,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:51:43,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:28" (1/1) ... [2021-11-07 01:51:43,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:43,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:51:43,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:51:43,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5e6a7e0-9ac1-4c5a-b0a8-78e764f93140/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:51:43,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:51:43,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 01:51:43,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:51:43,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start