./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/interleave_bits.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/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_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/interleave_bits.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb --- 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 [2022-11-26 00:51:36,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:51:36,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:51:37,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:51:37,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:51:37,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:51:37,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:51:37,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:51:37,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:51:37,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:51:37,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:51:37,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:51:37,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:51:37,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:51:37,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:51:37,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:51:37,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:51:37,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:51:37,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:51:37,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:51:37,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:51:37,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:51:37,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:51:37,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:51:37,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:51:37,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:51:37,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:51:37,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:51:37,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:51:37,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:51:37,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:51:37,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:51:37,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:51:37,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:51:37,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:51:37,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:51:37,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:51:37,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:51:37,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:51:37,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:51:37,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:51:37,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-26 00:51:37,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:51:37,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:51:37,146 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:51:37,147 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:51:37,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:51:37,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:51:37,149 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:51:37,149 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:51:37,149 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:51:37,150 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:51:37,151 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:51:37,152 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:51:37,152 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:51:37,152 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:51:37,153 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:51:37,153 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:51:37,154 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:51:37,154 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:51:37,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:51:37,155 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:51:37,156 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:51:37,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:51:37,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:51:37,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:51:37,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:51:37,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:51:37,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:51:37,158 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:51:37,159 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:51:37,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:51:37,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:51:37,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:51:37,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:51:37,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:51:37,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:51:37,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:51:37,164 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:51:37,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:51:37,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:51:37,165 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:51:37,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:51:37,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:51:37,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:51:37,166 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_8d649760-2016-4ae8-a99e-de2c49649255/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb [2022-11-26 00:51:37,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:51:37,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:51:37,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:51:37,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:51:37,599 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:51:37,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/bitvector/interleave_bits.i [2022-11-26 00:51:41,161 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:51:41,417 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:51:41,418 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/sv-benchmarks/c/bitvector/interleave_bits.i [2022-11-26 00:51:41,426 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/data/273aa01fb/d1b3d244c0c043299676619d894aaed9/FLAGf37035788 [2022-11-26 00:51:41,442 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/data/273aa01fb/d1b3d244c0c043299676619d894aaed9 [2022-11-26 00:51:41,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:51:41,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:51:41,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:51:41,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:51:41,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:51:41,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b394bb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41, skipping insertion in model container [2022-11-26 00:51:41,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:51:41,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:51:41,673 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_8d649760-2016-4ae8-a99e-de2c49649255/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2022-11-26 00:51:41,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:51:41,711 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:51:41,724 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_8d649760-2016-4ae8-a99e-de2c49649255/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2022-11-26 00:51:41,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:51:41,755 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:51:41,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41 WrapperNode [2022-11-26 00:51:41,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:51:41,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:51:41,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:51:41,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:51:41,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,828 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 123 [2022-11-26 00:51:41,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:51:41,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:51:41,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:51:41,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:51:41,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,868 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:51:41,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:51:41,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:51:41,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:51:41,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (1/1) ... [2022-11-26 00:51:41,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:51:41,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:51:41,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:51:41,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:51:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:51:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:51:41,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:51:41,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:51:42,086 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:51:42,088 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:51:42,586 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:51:43,621 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:51:43,622 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-26 00:51:43,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:43 BoogieIcfgContainer [2022-11-26 00:51:43,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:51:43,630 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:51:43,631 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:51:43,635 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:51:43,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:51:41" (1/3) ... [2022-11-26 00:51:43,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d64dda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:51:43, skipping insertion in model container [2022-11-26 00:51:43,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:51:41" (2/3) ... [2022-11-26 00:51:43,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d64dda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:51:43, skipping insertion in model container [2022-11-26 00:51:43,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:43" (3/3) ... [2022-11-26 00:51:43,642 INFO L112 eAbstractionObserver]: Analyzing ICFG interleave_bits.i [2022-11-26 00:51:43,668 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:51:43,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-26 00:51:43,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d64dda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:51:43, skipping insertion in model container [2022-11-26 00:51:43,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:51:43,672 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:51:43,673 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:51:43,673 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:51:43,674 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:43" (3/3) ... [2022-11-26 00:51:43,681 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-26 00:51:43,702 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2022-11-26 00:51:43,702 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-26 00:51:43,703 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-26 00:51:43,704 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-26 00:51:43,805 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 00:51:43,805 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:51:43,807 INFO L158 Benchmark]: Toolchain (without parser) took 2359.83ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 87.1MB in the beginning and 105.0MB in the end (delta: -17.9MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,808 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:51:43,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.92ms. Allocated memory is still 134.2MB. Free memory was 86.8MB in the beginning and 76.2MB in the end (delta: 10.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.70ms. Allocated memory is still 134.2MB. Free memory was 76.2MB in the beginning and 72.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,812 INFO L158 Benchmark]: Boogie Preprocessor took 46.18ms. Allocated memory is still 134.2MB. Free memory was 72.1MB in the beginning and 69.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,812 INFO L158 Benchmark]: RCFGBuilder took 1750.84ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 111.3MB in the end (delta: -41.7MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,813 INFO L158 Benchmark]: TraceAbstraction took 41.90ms. Allocated memory is still 169.9MB. Free memory was 111.3MB in the beginning and 109.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,813 INFO L158 Benchmark]: Witness Printer took 133.19ms. Allocated memory is still 169.9MB. Free memory was 109.2MB in the beginning and 105.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:51:43,816 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.92ms. Allocated memory is still 134.2MB. Free memory was 86.8MB in the beginning and 76.2MB in the end (delta: 10.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.70ms. Allocated memory is still 134.2MB. Free memory was 76.2MB in the beginning and 72.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.18ms. Allocated memory is still 134.2MB. Free memory was 72.1MB in the beginning and 69.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1750.84ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 111.3MB in the end (delta: -41.7MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * TraceAbstraction took 41.90ms. Allocated memory is still 169.9MB. Free memory was 111.3MB in the beginning and 109.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 133.19ms. Allocated memory is still 169.9MB. Free memory was 109.2MB in the beginning and 105.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-26 00:51:43,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d649760-2016-4ae8-a99e-de2c49649255/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE