./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/Ex05.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/Ex05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash fe18722fa54a7078517ae7582e6099223a71d937bfeb5065d832643df19b81c8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:28:47,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:28:47,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:28:47,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:28:47,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:28:47,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:28:47,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:28:47,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:28:47,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:28:47,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:28:47,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:28:47,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:28:47,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:28:47,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:28:47,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:28:47,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:28:47,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:28:47,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:28:47,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:28:47,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:28:47,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:28:47,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:28:47,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:28:47,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:28:47,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:28:47,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:28:47,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:28:47,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:28:47,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:28:47,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:28:47,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:28:47,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:28:47,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:28:47,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:28:47,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:28:47,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:28:47,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:28:47,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:28:47,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:28:47,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:28:47,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:28:47,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 22:28:47,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:28:47,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:28:47,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:28:47,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:28:47,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:28:47,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:28:47,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:28:47,228 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:28:47,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:28:47,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:28:47,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:28:47,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:28:47,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:28:47,229 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:28:47,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:28:47,230 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:28:47,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:28:47,230 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:28:47,230 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:28:47,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:28:47,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:28:47,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:28:47,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:28:47,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:28:47,231 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:28:47,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:28:47,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:28:47,232 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_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe18722fa54a7078517ae7582e6099223a71d937bfeb5065d832643df19b81c8 [2022-12-14 22:28:47,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:28:47,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:28:47,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:28:47,439 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:28:47,439 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:28:47,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-restricted-15/Ex05.c [2022-12-14 22:28:49,984 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:28:50,104 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:28:50,104 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/sv-benchmarks/c/termination-restricted-15/Ex05.c [2022-12-14 22:28:50,109 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/data/4b566eb02/2670a17d490247e299093c7bfdb8ca09/FLAGbe77a0feb [2022-12-14 22:28:50,120 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/data/4b566eb02/2670a17d490247e299093c7bfdb8ca09 [2022-12-14 22:28:50,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:28:50,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:28:50,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:28:50,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:28:50,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:28:50,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203adc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50, skipping insertion in model container [2022-12-14 22:28:50,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:28:50,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:28:50,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:28:50,245 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:28:50,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:28:50,269 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:28:50,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50 WrapperNode [2022-12-14 22:28:50,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:28:50,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:28:50,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:28:50,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:28:50,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,297 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2022-12-14 22:28:50,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:28:50,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:28:50,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:28:50,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:28:50,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:28:50,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:28:50,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:28:50,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:28:50,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:28:50,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:28:50,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:28:50,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:28:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:28:50,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:28:50,435 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:28:50,436 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:28:50,467 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:28:50,479 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:28:50,479 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:28:50,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:50 BoogieIcfgContainer [2022-12-14 22:28:50,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:28:50,482 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:28:50,482 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:28:50,490 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:28:50,490 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:50" (1/1) ... [2022-12-14 22:28:50,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:28:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:28:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2022-12-14 22:28:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2022-12-14 22:28:50,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 22:28:50,538 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-12-14 22:28:50,543 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2022-12-14 22:28:50,551 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 22:28:50,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 10:28:50 ImpRootNode [2022-12-14 22:28:50,555 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 22:28:50,556 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 22:28:50,556 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 22:28:50,556 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 22:28:50,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:28:50" (3/4) ... [2022-12-14 22:28:50,559 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 22:28:50,566 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 22:28:50,566 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 22:28:50,566 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 22:28:50,588 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 22:28:50,589 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 22:28:50,589 INFO L158 Benchmark]: Toolchain (without parser) took 466.73ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 92.0MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:28:50,590 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 155.2MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:28:50,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 146.46ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 109.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 22:28:50,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.58ms. Allocated memory is still 155.2MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:28:50,591 INFO L158 Benchmark]: Boogie Preprocessor took 17.36ms. Allocated memory is still 155.2MB. Free memory was 108.8MB in the beginning and 107.8MB in the end (delta: 988.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:28:50,592 INFO L158 Benchmark]: RCFGBuilder took 165.84ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 98.8MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 22:28:50,593 INFO L158 Benchmark]: CodeCheck took 72.60ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 94.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:28:50,593 INFO L158 Benchmark]: Witness Printer took 33.27ms. Allocated memory is still 155.2MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:28:50,596 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, 3 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, 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 specification because the program does not contain any specification. - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 155.2MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 146.46ms. Allocated memory is still 155.2MB. Free memory was 119.2MB in the beginning and 109.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.58ms. Allocated memory is still 155.2MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.36ms. Allocated memory is still 155.2MB. Free memory was 108.8MB in the beginning and 107.8MB in the end (delta: 988.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 165.84ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 98.8MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 72.60ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 94.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 33.27ms. Allocated memory is still 155.2MB. Free memory was 94.1MB in the beginning and 92.0MB 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! [2022-12-14 22:28:50,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f3b45f-d282-4be9-87bd-159ccc4bff62/bin/ukojak-rkRKPMF4O4/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