./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF --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 8e00f856ac1429af687d63145e8fee5384b0f8c557793a0e79e8dacb23774930 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:40:35,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:40:35,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:40:35,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:40:35,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:40:35,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:40:35,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:40:35,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:40:35,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:40:35,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:40:35,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:40:35,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:40:35,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:40:35,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:40:35,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:40:35,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:40:35,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:40:35,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:40:35,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:40:35,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:40:35,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:40:35,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:40:35,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:40:35,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:40:36,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:40:36,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:40:36,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:40:36,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:40:36,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:40:36,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:40:36,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:40:36,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:40:36,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:40:36,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:40:36,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:40:36,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:40:36,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:40:36,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:40:36,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:40:36,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:40:36,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:40:36,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-12 22:40:36,048 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:40:36,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:40:36,049 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:40:36,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:40:36,050 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:40:36,050 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:40:36,051 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:40:36,051 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:40:36,051 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:40:36,051 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:40:36,052 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:40:36,052 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:40:36,052 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:40:36,052 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:40:36,053 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:40:36,053 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:40:36,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:40:36,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:40:36,054 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 22:40:36,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:40:36,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:40:36,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:40:36,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:40:36,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:40:36,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:40:36,056 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-12 22:40:36,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:40:36,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:40:36,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:40:36,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:40:36,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:40:36,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:40:36,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:40:36,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:40:36,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:40:36,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:40:36,059 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:40:36,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:40:36,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:40:36,060 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:40:36,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:40:36,061 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e00f856ac1429af687d63145e8fee5384b0f8c557793a0e79e8dacb23774930 [2021-11-12 22:40:36,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:40:36,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:40:36,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:40:36,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:40:36,409 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:40:36,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2021-11-12 22:40:36,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/data/14f631b9e/fbfd36a9879043cea89aba7bc3a22f8a/FLAGbc2246836 [2021-11-12 22:40:37,211 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:40:37,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2021-11-12 22:40:37,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/data/14f631b9e/fbfd36a9879043cea89aba7bc3a22f8a/FLAGbc2246836 [2021-11-12 22:40:37,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/data/14f631b9e/fbfd36a9879043cea89aba7bc3a22f8a [2021-11-12 22:40:37,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:40:37,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:40:37,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:40:37,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:40:37,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:40:37,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:40:37" (1/1) ... [2021-11-12 22:40:37,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ecead0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:37, skipping insertion in model container [2021-11-12 22:40:37,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:40:37" (1/1) ... [2021-11-12 22:40:37,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:40:37,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:40:37,898 WARN L228 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_6f2ec806-28c1-405b-bd2c-a535877cc50c/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c[37575,37588] [2021-11-12 22:40:37,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:40:37,914 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:40:37,996 WARN L228 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_6f2ec806-28c1-405b-bd2c-a535877cc50c/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c[37575,37588] [2021-11-12 22:40:38,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:40:38,030 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:40:38,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38 WrapperNode [2021-11-12 22:40:38,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:40:38,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:40:38,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:40:38,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:40:38,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:40:38,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:40:38,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:40:38,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:40:38,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:40:38,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:40:38,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:40:38,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:40:38,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (1/1) ... [2021-11-12 22:40:38,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:40:38,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:40:38,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:40:38,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:40:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 22:40:38,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:40:38,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:40:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:40:38,474 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-12 22:40:39,139 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-11-12 22:40:39,139 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-11-12 22:40:39,401 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:40:39,402 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-12 22:40:39,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:40:39 BoogieIcfgContainer [2021-11-12 22:40:39,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:40:39,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:40:39,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:40:39,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:40:39,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:40:37" (1/3) ... [2021-11-12 22:40:39,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759061b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:40:39, skipping insertion in model container [2021-11-12 22:40:39,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:40:38" (2/3) ... [2021-11-12 22:40:39,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759061b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:40:39, skipping insertion in model container [2021-11-12 22:40:39,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:40:39" (3/3) ... [2021-11-12 22:40:39,415 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-1a.c [2021-11-12 22:40:39,421 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:40:39,422 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-12 22:40:39,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759061b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:40:39, skipping insertion in model container [2021-11-12 22:40:39,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:40:39,425 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:40:39,425 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:40:39,425 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:40:39,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:40:39" (3/3) ... [2021-11-12 22:40:39,430 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 22:40:39,451 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2021-11-12 22:40:39,452 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-12 22:40:39,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-12 22:40:39,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 22:40:39,579 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:40:39,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:40:39,581 INFO L158 Benchmark]: Toolchain (without parser) took 2046.94ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 74.8MB in the beginning and 95.0MB in the end (delta: -20.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-12 22:40:39,581 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:40:39,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.26ms. Allocated memory is still 107.0MB. Free memory was 74.5MB in the beginning and 79.0MB in the end (delta: -4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 22:40:39,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.25ms. Allocated memory is still 107.0MB. Free memory was 79.0MB in the beginning and 76.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 22:40:39,583 INFO L158 Benchmark]: Boogie Preprocessor took 48.24ms. Allocated memory is still 107.0MB. Free memory was 76.4MB in the beginning and 74.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 22:40:39,584 INFO L158 Benchmark]: RCFGBuilder took 1227.72ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 74.2MB in the beginning and 104.7MB in the end (delta: -30.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-12 22:40:39,584 INFO L158 Benchmark]: TraceAbstraction took 16.79ms. Allocated memory is still 136.3MB. Free memory was 104.7MB in the beginning and 103.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:40:39,585 INFO L158 Benchmark]: Witness Printer took 154.40ms. Allocated memory is still 136.3MB. Free memory was 103.4MB in the beginning and 95.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 22:40:39,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.26ms. Allocated memory is still 107.0MB. Free memory was 74.5MB in the beginning and 79.0MB in the end (delta: -4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.25ms. Allocated memory is still 107.0MB. Free memory was 79.0MB in the beginning and 76.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.24ms. Allocated memory is still 107.0MB. Free memory was 76.4MB in the beginning and 74.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1227.72ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 74.2MB in the beginning and 104.7MB in the end (delta: -30.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 16.79ms. Allocated memory is still 136.3MB. Free memory was 104.7MB in the beginning and 103.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 154.40ms. Allocated memory is still 136.3MB. Free memory was 103.4MB in the beginning and 95.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-12 22:40:39,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2ec806-28c1-405b-bd2c-a535877cc50c/bin/utaipan-vmNK8stdcF/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