./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI --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 14057487082e35ccfcc2669444e5a8afbb4e40c90cf1c6140cd050e22dabbbb2 .......................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:12:11,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:12:11,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:12:11,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:12:11,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:12:11,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:12:11,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:12:11,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:12:11,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:12:11,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:12:11,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:12:11,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:12:11,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:12:11,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:12:11,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:12:11,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:12:11,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:12:11,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:12:11,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:12:11,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:12:11,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:12:11,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:12:11,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:12:11,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:12:11,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:12:11,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:12:11,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:12:11,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:12:11,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:12:11,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:12:11,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:12:11,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:12:11,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:12:11,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:12:11,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:12:11,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:12:11,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:12:11,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:12:11,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:12:11,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:12:11,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:12:11,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-10-29 04:12:11,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:12:11,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:12:11,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:12:11,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:12:11,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:12:11,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:12:11,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:12:11,834 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:12:11,834 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:12:11,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:12:11,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:12:11,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:12:11,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:12:11,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:12:11,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:12:11,837 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 04:12:11,837 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:12:11,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:12:11,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:12:11,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:12:11,838 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:12:11,838 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:12:11,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:12:11,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:11,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:12:11,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:12:11,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:12:11,839 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:12:11,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:12:11,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:12:11,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14057487082e35ccfcc2669444e5a8afbb4e40c90cf1c6140cd050e22dabbbb2 [2021-10-29 04:12:12,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:12:12,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:12:12,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:12:12,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:12:12,146 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:12:12,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2021-10-29 04:12:12,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/data/432fe2f9a/6f79bed363f94a80b1c18683e5e1a211/FLAG3385efddf [2021-10-29 04:12:12,751 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:12:12,751 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2021-10-29 04:12:12,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/data/432fe2f9a/6f79bed363f94a80b1c18683e5e1a211/FLAG3385efddf [2021-10-29 04:12:13,192 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/data/432fe2f9a/6f79bed363f94a80b1c18683e5e1a211 [2021-10-29 04:12:13,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:12:13,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:12:13,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:13,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:12:13,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:12:13,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a112aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13, skipping insertion in model container [2021-10-29 04:12:13,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:12:13,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:12:13,517 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_8cae0e61-daa4-4686-8541-bec1f6173e90/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c[37311,37324] [2021-10-29 04:12:13,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:13,542 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:12:13,636 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_8cae0e61-daa4-4686-8541-bec1f6173e90/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c[37311,37324] [2021-10-29 04:12:13,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:13,651 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:12:13,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13 WrapperNode [2021-10-29 04:12:13,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:13,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:13,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:12:13,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:12:13,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:13,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:12:13,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:12:13,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:12:13,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:12:13,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:12:13,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:12:13,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:12:13,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:13" (1/1) ... [2021-10-29 04:12:13,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:13,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:12:13,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:12:13,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:12:13,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:12:13,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:12:13,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:12:13,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:12:13,945 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-29 04:12:14,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-10-29 04:12:14,467 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-10-29 04:12:14,926 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:12:14,927 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:12:14,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:14 BoogieIcfgContainer [2021-10-29 04:12:14,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:12:14,930 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:12:14,930 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:12:14,940 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:12:14,941 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:14" (1/1) ... [2021-10-29 04:12:14,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:12:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:14,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 82 states and 143 transitions. [2021-10-29 04:12:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 143 transitions. [2021-10-29 04:12:14,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:12:14,990 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-10-29 04:12:14,996 INFO L759 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-10-29 04:12:15,067 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,071 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,072 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,072 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,072 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,100 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,101 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,102 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:15,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:12:15 ImpRootNode [2021-10-29 04:12:15,102 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:12:15,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:12:15,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:12:15,104 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:12:15,104 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:14" (3/4) ... [2021-10-29 04:12:15,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:12:15,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2021-10-29 04:12:15,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:12:15,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 04:12:15,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:12:15,275 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:12:15,275 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:12:15,277 INFO L168 Benchmark]: Toolchain (without parser) took 2076.60 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 57.4 MB in the beginning and 74.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 1.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,278 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 90.2 MB. Free memory is still 43.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:15,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.74 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 57.3 MB in the beginning and 80.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.90 ms. Allocated memory is still 109.1 MB. Free memory was 80.7 MB in the beginning and 77.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,280 INFO L168 Benchmark]: Boogie Preprocessor took 55.17 ms. Allocated memory is still 109.1 MB. Free memory was 77.9 MB in the beginning and 75.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,280 INFO L168 Benchmark]: RCFGBuilder took 1167.75 ms. Allocated memory is still 109.1 MB. Free memory was 75.7 MB in the beginning and 54.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,281 INFO L168 Benchmark]: CodeCheck took 172.11 ms. Allocated memory is still 109.1 MB. Free memory was 54.2 MB in the beginning and 83.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,282 INFO L168 Benchmark]: Witness Printer took 172.37 ms. Allocated memory is still 109.1 MB. Free memory was 83.2 MB in the beginning and 74.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:15,284 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. OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 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, InterpolantAutomatonStates: 0, 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: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 90.2 MB. Free memory is still 43.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.74 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 57.3 MB in the beginning and 80.7 MB in the end (delta: -23.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.90 ms. Allocated memory is still 109.1 MB. Free memory was 80.7 MB in the beginning and 77.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.17 ms. Allocated memory is still 109.1 MB. Free memory was 77.9 MB in the beginning and 75.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1167.75 ms. Allocated memory is still 109.1 MB. Free memory was 75.7 MB in the beginning and 54.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * CodeCheck took 172.11 ms. Allocated memory is still 109.1 MB. Free memory was 54.2 MB in the beginning and 83.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * Witness Printer took 172.37 ms. Allocated memory is still 109.1 MB. Free memory was 83.2 MB in the beginning and 74.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:12:15,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cae0e61-daa4-4686-8541-bec1f6173e90/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...