./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d6049e44e643d71870b7e12e28ac55bea8e41cea8422047cc3b1ccc4fecce009 --- 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-2329fc7 [2022-12-13 14:49:02,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 14:49:02,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 14:49:02,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 14:49:02,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 14:49:02,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 14:49:02,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 14:49:02,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 14:49:02,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 14:49:02,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 14:49:02,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 14:49:02,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 14:49:02,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 14:49:02,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 14:49:02,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 14:49:02,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 14:49:02,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 14:49:02,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 14:49:02,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 14:49:02,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 14:49:02,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 14:49:02,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 14:49:02,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 14:49:02,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 14:49:02,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 14:49:02,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 14:49:02,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 14:49:02,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 14:49:02,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 14:49:02,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 14:49:02,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 14:49:02,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 14:49:02,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 14:49:02,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 14:49:02,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 14:49:02,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 14:49:02,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 14:49:02,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 14:49:02,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 14:49:02,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 14:49:02,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 14:49:02,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 14:49:03,003 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 14:49:03,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 14:49:03,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 14:49:03,004 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 14:49:03,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 14:49:03,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 14:49:03,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 14:49:03,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 14:49:03,005 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 14:49:03,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 14:49:03,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 14:49:03,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 14:49:03,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 14:49:03,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 14:49:03,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 14:49:03,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 14:49:03,012 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 14:49:03,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 14:49:03,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 14:49:03,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 14:49:03,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 14:49:03,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:49:03,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 14:49:03,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 14:49:03,013 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 14:49:03,013 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 14:49:03,014 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6049e44e643d71870b7e12e28ac55bea8e41cea8422047cc3b1ccc4fecce009 [2022-12-13 14:49:03,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 14:49:03,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 14:49:03,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 14:49:03,227 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 14:49:03,227 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 14:49:03,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c [2022-12-13 14:49:05,812 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 14:49:06,210 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 14:49:06,210 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c [2022-12-13 14:49:06,238 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/data/3a21475b0/9ffd6649fd9d4db58a22263c240de1c6/FLAGd32c401dd [2022-12-13 14:49:06,367 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/data/3a21475b0/9ffd6649fd9d4db58a22263c240de1c6 [2022-12-13 14:49:06,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 14:49:06,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 14:49:06,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 14:49:06,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 14:49:06,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 14:49:06,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:49:06" (1/1) ... [2022-12-13 14:49:06,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c37728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:06, skipping insertion in model container [2022-12-13 14:49:06,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 02:49:06" (1/1) ... [2022-12-13 14:49:06,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 14:49:06,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 14:49:06,773 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_1718c324-9ba2-469f-a114-82dd093e76e6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c[1014,1027] [2022-12-13 14:49:07,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:07,598 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 14:49:07,607 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_1718c324-9ba2-469f-a114-82dd093e76e6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c[1014,1027] [2022-12-13 14:49:08,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 14:49:08,204 INFO L208 MainTranslator]: Completed translation [2022-12-13 14:49:08,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08 WrapperNode [2022-12-13 14:49:08,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 14:49:08,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 14:49:08,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 14:49:08,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 14:49:08,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:08,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:08,915 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 16146 [2022-12-13 14:49:08,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 14:49:08,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 14:49:08,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 14:49:08,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 14:49:08,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:08,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,281 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 14:49:09,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 14:49:09,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 14:49:09,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 14:49:09,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 02:49:08" (1/1) ... [2022-12-13 14:49:09,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 14:49:09,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 14:49:09,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 14:49:09,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1718c324-9ba2-469f-a114-82dd093e76e6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 14:49:09,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 14:49:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 14:49:10,739 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 14:49:10,741 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation