./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL --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 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:46:21,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:46:21,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:46:21,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:46:21,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:46:21,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:46:21,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:46:21,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:46:21,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:46:21,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:46:21,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:46:21,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:46:21,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:46:21,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:46:21,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:46:21,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:46:21,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:46:21,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:46:21,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:46:21,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:46:21,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:46:21,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:46:21,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:46:21,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:46:21,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:46:21,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:46:21,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:46:21,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:46:21,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:46:21,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:46:21,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:46:21,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:46:21,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:46:21,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:46:21,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:46:21,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:46:21,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:46:21,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:46:21,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:46:21,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:46:21,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:46:21,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:46:21,431 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:46:21,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:46:21,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:46:21,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:46:21,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:46:21,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:46:21,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:46:21,435 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:46:21,435 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:46:21,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:46:21,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:46:21,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:46:21,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:46:21,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:46:21,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:46:21,438 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:46:21,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:46:21,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:46:21,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:46:21,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:46:21,439 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:46:21,439 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:46:21,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:46:21,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:46:21,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:46:21,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:46:21,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:46:21,440 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:46:21,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:46:21,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:46:21,442 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_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de [2021-11-25 06:46:21,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:46:21,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:46:21,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:46:21,769 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:46:21,770 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:46:21,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2021-11-25 06:46:21,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/data/82b478798/fb4f850fc46b4eb6a06ff4b2b60b667c/FLAGb09b09889 [2021-11-25 06:46:22,339 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:46:22,339 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2021-11-25 06:46:22,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/data/82b478798/fb4f850fc46b4eb6a06ff4b2b60b667c/FLAGb09b09889 [2021-11-25 06:46:22,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/data/82b478798/fb4f850fc46b4eb6a06ff4b2b60b667c [2021-11-25 06:46:22,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:46:22,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:46:22,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:46:22,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:46:22,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:46:22,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:46:22" (1/1) ... [2021-11-25 06:46:22,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ffb91e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:22, skipping insertion in model container [2021-11-25 06:46:22,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:46:22" (1/1) ... [2021-11-25 06:46:22,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:46:22,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:46:23,023 WARN L230 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_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2021-11-25 06:46:23,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:46:23,043 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:46:23,056 WARN L230 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_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2021-11-25 06:46:23,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:46:23,070 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:46:23,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23 WrapperNode [2021-11-25 06:46:23,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:46:23,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:46:23,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:46:23,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:46:23,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,102 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2021-11-25 06:46:23,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:46:23,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:46:23,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:46:23,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:46:23,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:46:23,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:46:23,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:46:23,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:46:23,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:46:23,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:46:23,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:46:23,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:46:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:46:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:46:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:46:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:46:23,243 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:46:23,245 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:46:23,320 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:46:23,351 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:46:23,351 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 06:46:23,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:46:23 BoogieIcfgContainer [2021-11-25 06:46:23,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:46:23,354 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:46:23,355 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:46:23,372 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:46:23,373 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:46:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2021-11-25 06:46:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2021-11-25 06:46:23,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 06:46:23,438 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-11-25 06:46:23,443 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-11-25 06:46:23,455 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 06:46:23,460 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 06:46:23,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 06:46:23 ImpRootNode [2021-11-25 06:46:23,460 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 06:46:23,461 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 06:46:23,461 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 06:46:23,462 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 06:46:23,462 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:46:23" (3/4) ... [2021-11-25 06:46:23,465 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 06:46:23,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-25 06:46:23,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-25 06:46:23,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 06:46:23,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 06:46:23,509 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 06:46:23,510 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 06:46:23,511 INFO L158 Benchmark]: Toolchain (without parser) took 679.14ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 57.5MB in the beginning and 77.1MB in the end (delta: -19.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-25 06:46:23,511 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 63.0MB in the beginning and 63.0MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:46:23,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.87ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 57.2MB in the beginning and 96.7MB in the end (delta: -39.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:46:23,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.57ms. Allocated memory is still 121.6MB. Free memory was 96.7MB in the beginning and 95.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:46:23,513 INFO L158 Benchmark]: Boogie Preprocessor took 19.01ms. Allocated memory is still 121.6MB. Free memory was 95.2MB in the beginning and 94.6MB in the end (delta: 604.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:46:23,514 INFO L158 Benchmark]: RCFGBuilder took 230.35ms. Allocated memory is still 121.6MB. Free memory was 94.6MB in the beginning and 84.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 06:46:23,515 INFO L158 Benchmark]: CodeCheck took 106.18ms. Allocated memory is still 121.6MB. Free memory was 84.8MB in the beginning and 79.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:46:23,515 INFO L158 Benchmark]: Witness Printer took 48.53ms. Allocated memory is still 121.6MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:46:23,522 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, 5 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: , 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: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 63.0MB in the beginning and 63.0MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.87ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 57.2MB in the beginning and 96.7MB in the end (delta: -39.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.57ms. Allocated memory is still 121.6MB. Free memory was 96.7MB in the beginning and 95.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.01ms. Allocated memory is still 121.6MB. Free memory was 95.2MB in the beginning and 94.6MB in the end (delta: 604.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 230.35ms. Allocated memory is still 121.6MB. Free memory was 94.6MB in the beginning and 84.8MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 106.18ms. Allocated memory is still 121.6MB. Free memory was 84.8MB in the beginning and 79.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 48.53ms. Allocated memory is still 121.6MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-25 06:46:23,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edc9a16a-d4c3-47f8-9fef-85ffb77c51f9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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