./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH --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 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:03:07,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:03:07,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:03:07,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:03:07,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:03:07,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:03:07,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:03:07,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:03:07,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:03:07,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:03:07,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:03:07,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:03:07,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:03:07,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:03:07,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:03:07,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:03:07,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:03:07,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:03:07,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:03:07,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:03:07,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:03:07,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:03:07,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:03:07,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:03:07,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:03:07,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:03:07,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:03:07,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:03:07,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:03:07,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:03:07,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:03:07,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:03:07,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:03:07,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:03:07,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:03:07,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:03:07,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:03:07,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:03:07,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:03:07,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:03:07,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:03:07,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-03 05:03:08,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:03:08,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:03:08,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:03:08,033 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:03:08,033 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:03:08,033 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:03:08,034 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:03:08,034 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:03:08,034 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:03:08,035 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:03:08,035 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:03:08,035 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:03:08,036 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:03:08,036 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:03:08,036 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:03:08,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:03:08,038 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 05:03:08,038 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 05:03:08,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:03:08,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 05:03:08,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:03:08,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:03:08,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:03:08,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:03:08,040 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-03 05:03:08,041 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 05:03:08,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:03:08,041 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:03:08,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:03:08,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:03:08,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:03:08,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:03:08,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:03:08,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:03:08,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:03:08,044 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:03:08,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:03:08,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:03:08,045 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:03:08,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:03:08,046 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_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de [2021-11-03 05:03:08,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:03:08,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:03:08,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:03:08,497 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:03:08,498 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:03:08,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2021-11-03 05:03:08,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/data/746556505/a5a68bae47fe468fb927b74d904d8975/FLAG6a9c83379 [2021-11-03 05:03:09,249 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:03:09,250 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2021-11-03 05:03:09,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/data/746556505/a5a68bae47fe468fb927b74d904d8975/FLAG6a9c83379 [2021-11-03 05:03:09,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/data/746556505/a5a68bae47fe468fb927b74d904d8975 [2021-11-03 05:03:09,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:03:09,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:03:09,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:03:09,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:03:09,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:03:09,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:03:09" (1/1) ... [2021-11-03 05:03:09,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ccec60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:09, skipping insertion in model container [2021-11-03 05:03:09,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:03:09" (1/1) ... [2021-11-03 05:03:09,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:03:09,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:03:09,951 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_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2021-11-03 05:03:09,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:03:09,974 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 05:03:09,990 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_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2021-11-03 05:03:09,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:03:10,010 INFO L208 MainTranslator]: Completed translation [2021-11-03 05:03:10,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10 WrapperNode [2021-11-03 05:03:10,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:03:10,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 05:03:10,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 05:03:10,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 05:03:10,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 05:03:10,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 05:03:10,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 05:03:10,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 05:03:10,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 05:03:10,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 05:03:10,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 05:03:10,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 05:03:10,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (1/1) ... [2021-11-03 05:03:10,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:03:10,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:03:10,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 05:03:10,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 05:03:10,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 05:03:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 05:03:10,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 05:03:10,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 05:03:10,629 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 05:03:10,629 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-03 05:03:10,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:03:10 BoogieIcfgContainer [2021-11-03 05:03:10,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 05:03:10,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 05:03:10,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 05:03:10,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 05:03:10,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:03:09" (1/3) ... [2021-11-03 05:03:10,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8316908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:03:10, skipping insertion in model container [2021-11-03 05:03:10,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:03:10" (2/3) ... [2021-11-03 05:03:10,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8316908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:03:10, skipping insertion in model container [2021-11-03 05:03:10,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:03:10" (3/3) ... [2021-11-03 05:03:10,665 INFO L111 eAbstractionObserver]: Analyzing ICFG benchmark32_linear.i [2021-11-03 05:03:10,684 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 05:03:10,685 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-03 05:03:10,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8316908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 05:03:10, skipping insertion in model container [2021-11-03 05:03:10,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 05:03:10,688 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 05:03:10,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 05:03:10,689 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 05:03:10,690 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:03:10" (3/3) ... [2021-11-03 05:03:10,695 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 05:03:10,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-03 05:03:10,730 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-03 05:03:10,731 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 05:03:10,731 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 05:03:10,796 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 05:03:10,797 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 05:03:10,800 INFO L168 Benchmark]: Toolchain (without parser) took 1186.59 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 59.2 MB in the beginning and 75.8 MB in the end (delta: -16.5 MB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. [2021-11-03 05:03:10,801 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 67.3 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:03:10,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.47 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 59.2 MB in the beginning and 93.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 05:03:10,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.18 ms. Allocated memory is still 117.4 MB. Free memory was 93.2 MB in the beginning and 91.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:03:10,805 INFO L168 Benchmark]: Boogie Preprocessor took 27.35 ms. Allocated memory is still 117.4 MB. Free memory was 91.7 MB in the beginning and 91.0 MB in the end (delta: 679.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:03:10,806 INFO L168 Benchmark]: RCFGBuilder took 554.68 ms. Allocated memory is still 117.4 MB. Free memory was 91.0 MB in the beginning and 79.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-03 05:03:10,806 INFO L168 Benchmark]: TraceAbstraction took 45.21 ms. Allocated memory is still 117.4 MB. Free memory was 79.2 MB in the beginning and 77.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:03:10,807 INFO L168 Benchmark]: Witness Printer took 108.87 ms. Allocated memory is still 117.4 MB. Free memory was 77.9 MB in the beginning and 75.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 05:03:10,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 67.3 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 394.47 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 59.2 MB in the beginning and 93.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.18 ms. Allocated memory is still 117.4 MB. Free memory was 93.2 MB in the beginning and 91.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.35 ms. Allocated memory is still 117.4 MB. Free memory was 91.7 MB in the beginning and 91.0 MB in the end (delta: 679.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 554.68 ms. Allocated memory is still 117.4 MB. Free memory was 91.0 MB in the beginning and 79.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 45.21 ms. Allocated memory is still 117.4 MB. Free memory was 79.2 MB in the beginning and 77.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 108.87 ms. Allocated memory is still 117.4 MB. Free memory was 77.9 MB in the beginning and 75.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * 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! [2021-11-03 05:03:10,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29325cb9-5c9a-48f6-8fe3-a5c606dd8d99/bin/utaipan-aC7eJsxGYH/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