./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.4.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW --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 64bit --witnessprinter.graph.data.programhash a7e47a490b7e504dc71c3c78d8d7044f68f8a04316812768632d46e12185a9eb --- 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-4e7fbc6 [2022-11-23 14:05:45,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:05:45,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:05:45,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:05:45,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:05:45,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:05:45,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:05:45,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:05:45,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:05:45,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:05:45,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:05:45,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:05:45,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:05:45,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:05:45,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:05:45,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:05:45,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:05:45,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:05:45,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:05:45,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:05:45,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:05:45,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:05:45,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:05:45,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:05:45,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:05:45,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:05:45,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:05:45,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:05:45,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:05:45,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:05:45,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:05:45,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:05:45,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:05:45,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:05:45,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:05:45,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:05:45,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:05:45,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:05:45,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:05:45,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:05:45,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:05:45,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:05:45,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:05:45,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:05:45,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:05:45,714 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:05:45,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:05:45,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:05:45,716 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:05:45,716 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:05:45,716 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:05:45,717 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:05:45,718 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:05:45,718 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:05:45,718 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:05:45,718 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:05:45,719 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:05:45,719 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:05:45,719 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:05:45,719 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:05:45,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:05:45,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:05:45,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:05:45,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:05:45,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:05:45,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:05:45,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:05:45,722 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:05:45,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:05:45,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:05:45,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:05:45,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:05:45,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:05:45,724 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:05:45,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:05:45,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:05:45,725 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:05:45,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:05:45,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:05:45,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:05:45,726 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_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e47a490b7e504dc71c3c78d8d7044f68f8a04316812768632d46e12185a9eb [2022-11-23 14:05:46,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:05:46,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:05:46,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:05:46,078 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:05:46,079 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:05:46,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.4.prop1-func-interl.c [2022-11-23 14:05:49,154 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:05:49,550 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:05:49,550 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.4.prop1-func-interl.c [2022-11-23 14:05:49,572 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/data/32207d7f9/eda34c5893ac42c9ab2ea2c6c06b90e8/FLAGcf3a82699 [2022-11-23 14:05:49,590 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/data/32207d7f9/eda34c5893ac42c9ab2ea2c6c06b90e8 [2022-11-23 14:05:49,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:05:49,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:05:49,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:05:49,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:05:49,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:05:49,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:05:49" (1/1) ... [2022-11-23 14:05:49,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a9ea745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:49, skipping insertion in model container [2022-11-23 14:05:49,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:05:49" (1/1) ... [2022-11-23 14:05:49,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:05:49,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:05:49,886 WARN L237 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_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.4.prop1-func-interl.c[1014,1027] [2022-11-23 14:05:50,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:05:50,450 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:05:50,462 WARN L237 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_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.4.prop1-func-interl.c[1014,1027] [2022-11-23 14:05:50,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:05:50,708 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:05:50,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50 WrapperNode [2022-11-23 14:05:50,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:05:50,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:05:50,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:05:50,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:05:50,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:50,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:50,943 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2940 [2022-11-23 14:05:50,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:05:50,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:05:50,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:05:50,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:05:50,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:50,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:05:51,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:05:51,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:05:51,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:05:51,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:50" (1/1) ... [2022-11-23 14:05:51,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:05:51,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:05:51,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:05:51,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7fa6f30-289e-4cf4-bf8e-d0ddf4ca032b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:05:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:05:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:05:52,047 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:05:52,049 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation