./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6995ed6ba91d7bb4325b7b2cb6cc1ca7ba7d3a61 ....................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:31,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:31,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:31,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:31,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:31,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:31,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:31,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:31,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:31,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:31,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:31,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:31,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:31,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:31,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:31,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:31,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:31,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:31,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:31,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:31,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:31,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:31,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:31,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:31,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:31,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:31,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:31,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:31,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:31,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:31,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:31,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:31,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:31,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:31,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:31,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:31,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:31,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:31,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:31,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:31,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:31,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-28 04:42:31,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:31,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:31,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:31,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:31,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:31,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:31,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:31,806 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:31,806 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:42:31,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:31,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:31,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:31,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:31,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:31,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:31,808 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:42:31,809 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:31,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:31,809 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:31,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:31,810 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:31,810 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:31,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:31,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:31,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:31,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:31,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:31,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:31,812 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:31,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:31,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:31,814 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-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6995ed6ba91d7bb4325b7b2cb6cc1ca7ba7d3a61 [2020-11-28 04:42:32,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:32,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:32,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:32,116 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:32,117 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:32,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2020-11-28 04:42:32,193 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/data/c849969d7/9e837e9b09fe4df18e891bbc7d14415f/FLAG623427a8a [2020-11-28 04:42:32,657 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:32,657 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2020-11-28 04:42:32,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/data/c849969d7/9e837e9b09fe4df18e891bbc7d14415f/FLAG623427a8a [2020-11-28 04:42:33,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/data/c849969d7/9e837e9b09fe4df18e891bbc7d14415f [2020-11-28 04:42:33,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:33,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:33,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:33,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:33,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:33,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe5a037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33, skipping insertion in model container [2020-11-28 04:42:33,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:33,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:33,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:33,460 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:33,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:33,527 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:33,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33 WrapperNode [2020-11-28 04:42:33,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:33,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:33,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:33,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:33,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:33,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:33,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:33,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:33,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:33,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:33,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:33,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:33,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:33,928 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-28 04:42:34,536 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-11-28 04:42:34,536 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-11-28 04:42:35,033 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:35,033 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 04:42:35,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:35 BoogieIcfgContainer [2020-11-28 04:42:35,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:35,036 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:35,037 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:35,047 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:35,047 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:35" (1/1) ... [2020-11-28 04:42:35,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:42:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 82 states and 143 transitions. [2020-11-28 04:42:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 143 transitions. [2020-11-28 04:42:35,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:42:35,117 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2020-11-28 04:42:35,124 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2020-11-28 04:42:35,217 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,222 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,222 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,224 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,224 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,224 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,224 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,225 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,225 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,225 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,225 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,226 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,226 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,226 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,226 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:42:35,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:42:35 ImpRootNode [2020-11-28 04:42:35,227 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:42:35,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:42:35,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:42:35,228 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:42:35,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:35" (3/4) ... [2020-11-28 04:42:35,234 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:42:35,258 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2020-11-28 04:42:35,259 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-28 04:42:35,260 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:42:35,261 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:42:35,382 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9f8dc403-3135-4f8f-bb04-0ab19ab8d21d/bin/ukojak/witness.graphml [2020-11-28 04:42:35,382 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:42:35,384 INFO L168 Benchmark]: Toolchain (without parser) took 2357.66 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 58.9 MB in the beginning and 67.2 MB in the end (delta: -8.3 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,385 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:35,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.32 ms. Allocated memory is still 90.2 MB. Free memory was 58.5 MB in the beginning and 64.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.64 ms. Allocated memory is still 90.2 MB. Free memory was 64.7 MB in the beginning and 62.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,386 INFO L168 Benchmark]: Boogie Preprocessor took 72.77 ms. Allocated memory is still 90.2 MB. Free memory was 62.2 MB in the beginning and 60.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,387 INFO L168 Benchmark]: RCFGBuilder took 1353.02 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 60.1 MB in the beginning and 91.7 MB in the end (delta: -31.6 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,387 INFO L168 Benchmark]: CodeCheck took 190.63 ms. Allocated memory is still 117.4 MB. Free memory was 91.7 MB in the beginning and 76.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,388 INFO L168 Benchmark]: Witness Printer took 154.94 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 67.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:35,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 82 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 500.32 ms. Allocated memory is still 90.2 MB. Free memory was 58.5 MB in the beginning and 64.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.64 ms. Allocated memory is still 90.2 MB. Free memory was 64.7 MB in the beginning and 62.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.77 ms. Allocated memory is still 90.2 MB. Free memory was 62.2 MB in the beginning and 60.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1353.02 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 60.1 MB in the beginning and 91.7 MB in the end (delta: -31.6 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. * CodeCheck took 190.63 ms. Allocated memory is still 117.4 MB. Free memory was 91.7 MB in the beginning and 76.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 154.94 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 67.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...