./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/Nested-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/Nested-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ --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 689bfa137c7ec291c9da872b4c0ae907dc49890ce91238f2d64af583a7257b4a --- 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-6b4ec56 [2022-11-20 17:47:21,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:21,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:21,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:21,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:21,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:21,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:21,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:21,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:21,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:21,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:21,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:21,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:21,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:21,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:21,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:21,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:21,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:21,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:21,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:21,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:21,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:21,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:21,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:21,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:21,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:21,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:21,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:21,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:21,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:21,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:21,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:21,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:21,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:21,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:21,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:21,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:21,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:21,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:21,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:21,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:21,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:47:21,205 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:21,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:21,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:21,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:21,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:21,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:21,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:21,209 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:47:21,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:47:21,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:21,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:21,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:21,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:21,211 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:47:21,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:21,211 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:21,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:21,212 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:21,212 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:21,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:21,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:21,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:21,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:21,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:21,213 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:47:21,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:47:21,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:21,214 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_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 689bfa137c7ec291c9da872b4c0ae907dc49890ce91238f2d64af583a7257b4a [2022-11-20 17:47:21,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:21,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:21,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:21,563 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:21,563 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:21,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-restricted-15/Nested-2.c [2022-11-20 17:47:24,666 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:24,839 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:24,840 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/sv-benchmarks/c/termination-restricted-15/Nested-2.c [2022-11-20 17:47:24,844 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/data/aed940f41/d270eb72bf56430ab4b981adbdb7dada/FLAGf6280e6ac [2022-11-20 17:47:24,858 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/data/aed940f41/d270eb72bf56430ab4b981adbdb7dada [2022-11-20 17:47:24,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:24,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:24,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:24,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:24,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:24,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:24" (1/1) ... [2022-11-20 17:47:24,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a9cd68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:24, skipping insertion in model container [2022-11-20 17:47:24,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:24" (1/1) ... [2022-11-20 17:47:24,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:24,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:25,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:25,033 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:25,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:25,055 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:25,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25 WrapperNode [2022-11-20 17:47:25,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:25,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:25,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:25,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:25,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,091 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2022-11-20 17:47:25,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:25,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:25,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:25,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:25,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,113 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:25,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:25,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:25,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:25,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:25,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:25,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:25,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:25,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:25,268 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:25,270 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:25,347 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:25,367 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:25,368 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:47:25,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:25 BoogieIcfgContainer [2022-11-20 17:47:25,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:47:25,371 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:47:25,372 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:47:25,382 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:47:25,383 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:25" (1/1) ... [2022-11-20 17:47:25,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:47:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-11-20 17:47:25,454 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-20 17:47:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:47:25,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:25,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-11-20 17:47:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-11-20 17:47:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:47:25,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:25,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:25,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 17:47:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 17:47:25,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:47:25,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:25,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:26,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-11-20 17:47:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-11-20 17:47:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:47:26,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:26,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:26,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-11-20 17:47:26,227 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-11-20 17:47:26,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:47:26,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:26,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:26,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:26,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2022-11-20 17:47:26,341 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-11-20 17:47:26,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:47:26,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:26,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:26,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2022-11-20 17:47:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2022-11-20 17:47:26,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:47:26,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:26,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:26,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2022-11-20 17:47:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2022-11-20 17:47:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:47:27,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:27,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:27,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 59 transitions. [2022-11-20 17:47:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2022-11-20 17:47:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:47:27,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:27,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:27,780 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:47:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:27,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 44 states and 63 transitions. [2022-11-20 17:47:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 63 transitions. [2022-11-20 17:47:27,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:47:27,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:27,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:28,004 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:47:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 17:47:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 17:47:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:47:28,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:28,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:28,297 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:28,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2022-11-20 17:47:28,524 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2022-11-20 17:47:28,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:47:28,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:28,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:28,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:28,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2022-11-20 17:47:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2022-11-20 17:47:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:47:28,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:28,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:28,630 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:47:28,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2022-11-20 17:47:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-11-20 17:47:28,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:47:28,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:28,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-11-20 17:47:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 17:47:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:47:29,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:29,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:29,125 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:47:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-11-20 17:47:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-20 17:47:29,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:47:29,190 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2022-11-20 17:47:29,199 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-20 17:47:29,332 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2022-11-20 17:47:29,342 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-11-20 17:47:29,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:47:29 ImpRootNode [2022-11-20 17:47:29,343 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:47:29,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:47:29,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:47:29,344 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:47:29,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:47:25" (3/4) ... [2022-11-20 17:47:29,348 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:47:29,357 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 17:47:29,357 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 17:47:29,357 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 17:47:29,390 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:47:29,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:47:29,391 INFO L158 Benchmark]: Toolchain (without parser) took 4528.82ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 114.5MB in the beginning and 83.8MB in the end (delta: 30.7MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2022-11-20 17:47:29,392 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 159.4MB. Free memory was 127.5MB in the beginning and 127.4MB in the end (delta: 82.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:29,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.60ms. Allocated memory is still 159.4MB. Free memory was 114.5MB in the beginning and 105.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:47:29,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.84ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 104.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:29,393 INFO L158 Benchmark]: Boogie Preprocessor took 19.44ms. Allocated memory is still 159.4MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:29,394 INFO L158 Benchmark]: RCFGBuilder took 255.06ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 93.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:47:29,394 INFO L158 Benchmark]: CodeCheck took 3971.96ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 93.1MB in the beginning and 86.9MB in the end (delta: 6.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2022-11-20 17:47:29,395 INFO L158 Benchmark]: Witness Printer took 46.81ms. Allocated memory is still 199.2MB. Free memory was 85.9MB in the beginning and 83.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:29,397 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, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 628 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 575 mSDsluCounter, 174 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 144 mSDsCounter, 458 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2071 IncrementalHoareTripleChecker+Invalid, 2529 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 458 mSolverCounterUnsat, 30 mSDtfsCounter, 2071 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1324 GetRequests, 1217 SyntacticMatches, 11 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4210 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 367 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 64/64 InterpolantCoveringCapability, 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 - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: ((3 <= j && i <= 0) && 0 <= i) || ((!(j <= 11) && !(i <= 0)) && i <= 9) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: (!(j <= 11) && !(i <= 0)) || (((3 <= j && i <= 0) && j <= 3) && 0 <= i) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 159.4MB. Free memory was 127.5MB in the beginning and 127.4MB in the end (delta: 82.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.60ms. Allocated memory is still 159.4MB. Free memory was 114.5MB in the beginning and 105.7MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.84ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 104.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.44ms. Allocated memory is still 159.4MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 255.06ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 93.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 3971.96ms. Allocated memory was 159.4MB in the beginning and 199.2MB in the end (delta: 39.8MB). Free memory was 93.1MB in the beginning and 86.9MB in the end (delta: 6.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Witness Printer took 46.81ms. Allocated memory is still 199.2MB. Free memory was 85.9MB in the beginning and 83.8MB 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! [2022-11-20 17:47:29,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e067a9a-0c27-4073-aeaa-9cca672bd5b4/bin/ukojak-pZX7IvK2PQ/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