./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem103_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label57.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI --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 8f1aa27f35b4823820dce2ced3e8ce3dcc833ec3542e7fc752cf228e5b8c2724 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:59:01,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:59:01,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:59:01,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:59:01,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:59:01,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:59:01,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:59:01,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:59:01,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:59:01,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:59:01,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:59:01,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:59:01,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:59:01,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:59:01,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:59:01,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:59:01,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:59:01,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:59:01,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:59:01,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:59:01,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:59:01,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:59:01,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:59:01,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:59:01,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:59:01,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:59:01,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:59:01,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:59:01,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:59:01,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:59:01,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:59:01,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:59:01,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:59:01,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:59:01,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:59:01,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:59:01,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:59:01,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:59:01,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:59:01,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:59:01,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:59:01,162 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 01:59:01,207 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:59:01,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:59:01,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:59:01,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:59:01,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:59:01,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:59:01,210 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:59:01,210 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:59:01,210 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:59:01,211 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:59:01,212 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:59:01,212 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:59:01,212 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:59:01,213 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:59:01,213 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:59:01,213 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:59:01,213 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:59:01,213 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:59:01,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:59:01,215 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 01:59:01,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:59:01,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 01:59:01,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:59:01,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:59:01,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:59:01,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:59:01,216 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 01:59:01,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:59:01,217 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:59:01,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:59:01,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:59:01,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:59:01,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:59:01,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:59:01,218 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:59:01,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:59:01,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:59:01,219 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:59:01,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:59:01,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:59:01,220 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:59:01,220 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_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f1aa27f35b4823820dce2ced3e8ce3dcc833ec3542e7fc752cf228e5b8c2724 [2022-11-03 01:59:01,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:59:01,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:59:01,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:59:01,522 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:59:01,523 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:59:01,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/eca-programs/Problem103_label57.c [2022-11-03 01:59:01,584 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/data/82299389e/acb7828c05ae4ec0a35b400fd89f9a39/FLAG643277e3c [2022-11-03 01:59:05,855 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:59:05,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/sv-benchmarks/c/eca-programs/Problem103_label57.c [2022-11-03 01:59:06,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/data/82299389e/acb7828c05ae4ec0a35b400fd89f9a39/FLAG643277e3c [2022-11-03 01:59:06,440 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/data/82299389e/acb7828c05ae4ec0a35b400fd89f9a39 [2022-11-03 01:59:06,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:59:06,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:59:06,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:59:06,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:59:06,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:59:06,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:59:06" (1/1) ... [2022-11-03 01:59:06,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ee676b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:06, skipping insertion in model container [2022-11-03 01:59:06,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:59:06" (1/1) ... [2022-11-03 01:59:06,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:59:08,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:59:37,281 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_6c62a9a9-069e-44d3-8684-e388a1c9db01/sv-benchmarks/c/eca-programs/Problem103_label57.c[6300899,6300912] [2022-11-03 01:59:37,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:59:37,583 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:59:54,212 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_6c62a9a9-069e-44d3-8684-e388a1c9db01/sv-benchmarks/c/eca-programs/Problem103_label57.c[6300899,6300912] [2022-11-03 01:59:54,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:59:59,319 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:59:59,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59 WrapperNode [2022-11-03 01:59:59,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:59:59,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:59:59,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:59:59,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:59:59,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:01,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:06,243 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197824 [2022-11-03 02:00:06,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:00:06,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:00:06,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:00:06,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:00:06,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:06,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:07,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:07,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:10,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:10,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:10,713 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:10,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:11,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:00:11,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:00:11,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:00:11,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:00:11,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:59" (1/1) ... [2022-11-03 02:00:11,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:00:11,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:00:11,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:00:11,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c62a9a9-069e-44d3-8684-e388a1c9db01/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:00:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:00:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:00:11,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:00:11,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:00:11,850 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:00:11,853 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:01:46,331 INFO L276 CfgBuilder]: Performing block encoding