./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur --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 ab6fc1454cc1b0ed2c76f7ba11756bf3e238cfd80cd2e8f68fddf9adc0bb509f --- 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-38b53e6 [2022-11-25 23:49:26,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:49:26,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:49:26,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:49:26,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:49:26,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:49:26,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:49:26,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:49:26,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:49:26,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:49:26,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:49:26,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:49:26,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:49:26,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:49:26,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:49:26,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:49:26,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:49:26,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:49:26,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:49:26,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:49:26,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:49:26,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:49:26,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:49:26,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:49:26,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:49:26,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:49:26,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:49:26,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:49:26,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:49:26,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:49:26,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:49:26,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:49:26,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:49:26,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:49:26,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:49:26,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:49:26,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:49:26,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:49:26,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:49:26,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:49:26,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:49:26,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:49:26,890 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:49:26,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:49:26,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:49:26,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:49:26,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:49:26,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:49:26,905 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:49:26,905 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:49:26,906 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:49:26,906 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:49:26,907 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:49:26,907 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:49:26,908 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:49:26,908 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:49:26,908 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:49:26,909 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:49:26,909 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:49:26,909 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:49:26,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:49:26,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:49:26,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:49:26,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:49:26,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:49:26,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:49:26,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:49:26,913 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:49:26,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:49:26,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:49:26,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:49:26,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:49:26,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:49:26,916 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:49:26,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:49:26,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:49:26,916 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:49:26,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:49:26,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:49:26,917 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:49:26,917 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_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab6fc1454cc1b0ed2c76f7ba11756bf3e238cfd80cd2e8f68fddf9adc0bb509f [2022-11-25 23:49:27,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:49:27,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:49:27,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:49:27,256 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:49:27,257 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:49:27,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c [2022-11-25 23:49:30,379 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:49:30,854 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:49:30,854 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c [2022-11-25 23:49:30,893 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/data/350edf6c0/eb3cf8ed1ba14e3aaaa8358b12763c83/FLAG78be4a532 [2022-11-25 23:49:30,912 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/data/350edf6c0/eb3cf8ed1ba14e3aaaa8358b12763c83 [2022-11-25 23:49:30,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:49:30,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:49:30,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:49:30,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:49:30,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:49:30,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:49:30" (1/1) ... [2022-11-25 23:49:30,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e72b7aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:30, skipping insertion in model container [2022-11-25 23:49:30,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:49:30" (1/1) ... [2022-11-25 23:49:30,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:49:31,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:49:31,357 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_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c[1110,1123] [2022-11-25 23:49:32,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:49:32,359 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:49:32,370 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_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c[1110,1123] [2022-11-25 23:49:32,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:49:32,853 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:49:32,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32 WrapperNode [2022-11-25 23:49:32,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:49:32,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:49:32,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:49:32,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:49:32,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:32,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:33,491 INFO L138 Inliner]: procedures = 11, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8644 [2022-11-25 23:49:33,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:49:33,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:49:33,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:49:33,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:49:33,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:33,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:33,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:33,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:33,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:33,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:34,024 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:34,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:34,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:49:34,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:49:34,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:49:34,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:49:34,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:49:32" (1/1) ... [2022-11-25 23:49:34,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:49:34,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:49:34,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:49:34,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c019ea-ec47-4517-a3e1-fafefcf8d4a0/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:49:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:49:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:49:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 23:49:34,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 23:49:35,616 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:49:35,618 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation