./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg --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 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- 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-b5237d8 [2022-11-21 22:04:14,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:04:14,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:04:14,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:04:14,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:04:14,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:04:14,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:04:14,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:04:14,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:04:14,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:04:14,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:04:14,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:04:14,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:04:14,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:04:14,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:04:14,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:04:14,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:04:14,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:04:14,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:04:14,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:04:14,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:04:14,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:04:14,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:04:14,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:04:14,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:04:14,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:04:14,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:04:14,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:04:14,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:04:14,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:04:14,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:04:14,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:04:14,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:04:14,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:04:14,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:04:14,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:04:14,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:04:14,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:04:14,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:04:14,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:04:14,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:04:14,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:04:14,208 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:04:14,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:04:14,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:04:14,210 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:04:14,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:04:14,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:04:14,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:04:14,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:04:14,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:04:14,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:04:14,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:04:14,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:04:14,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:04:14,214 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:04:14,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:04:14,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:04:14,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:04:14,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:04:14,215 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:04:14,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:04:14,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:14,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:04:14,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:04:14,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:04:14,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:04:14,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:04:14,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:04:14,216 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_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2022-11-21 22:04:14,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:04:14,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:04:14,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:04:14,586 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:04:14,587 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:04:14,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2022-11-21 22:04:17,632 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:04:17,828 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:04:17,828 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2022-11-21 22:04:17,834 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/data/32049f5b3/6cf488e2349c45d3a4b1758494e44f9f/FLAG187ba99dc [2022-11-21 22:04:17,849 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/data/32049f5b3/6cf488e2349c45d3a4b1758494e44f9f [2022-11-21 22:04:17,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:04:17,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:04:17,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:04:17,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:04:17,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:04:17,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:17" (1/1) ... [2022-11-21 22:04:17,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37dc1b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:17, skipping insertion in model container [2022-11-21 22:04:17,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:04:17" (1/1) ... [2022-11-21 22:04:17,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:04:17,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:04:18,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:04:18,044 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:04:18,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:04:18,067 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:04:18,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18 WrapperNode [2022-11-21 22:04:18,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:04:18,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:04:18,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:04:18,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:04:18,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,099 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2022-11-21 22:04:18,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:04:18,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:04:18,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:04:18,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:04:18,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,122 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:04:18,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:04:18,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:04:18,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:04:18,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:18,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:04:18,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:04:18,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:04:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:04:18,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:04:18,262 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:04:18,263 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:04:18,373 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:04:18,392 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:04:18,392 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:04:18,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:04:18 BoogieIcfgContainer [2022-11-21 22:04:18,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:04:18,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:04:18,396 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:04:18,406 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:04:18,406 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:04:18" (1/1) ... [2022-11-21 22:04:18,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:04:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:18,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-11-21 22:04:18,472 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-11-21 22:04:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:04:18,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:18,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:18,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:18,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-21 22:04:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-21 22:04:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:04:18,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:18,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-11-21 22:04:18,774 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-11-21 22:04:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:04:18,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2022-11-21 22:04:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2022-11-21 22:04:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:04:19,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:19,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:19,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-11-21 22:04:19,826 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-11-21 22:04:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:04:19,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:19,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:20,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:20,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2022-11-21 22:04:20,014 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2022-11-21 22:04:20,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:04:20,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:20,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-11-21 22:04:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-11-21 22:04:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:04:20,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:20,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2022-11-21 22:04:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2022-11-21 22:04:20,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:04:20,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:20,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2022-11-21 22:04:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2022-11-21 22:04:20,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:04:20,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:20,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:20,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2022-11-21 22:04:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2022-11-21 22:04:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:04:20,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:20,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:20,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:21,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2022-11-21 22:04:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2022-11-21 22:04:21,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:04:21,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:21,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:21,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2022-11-21 22:04:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-11-21 22:04:21,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:04:21,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:21,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:21,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:04:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2022-11-21 22:04:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-11-21 22:04:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:04:22,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:22,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:04:23,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:23,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2022-11-21 22:04:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2022-11-21 22:04:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:04:23,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:23,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:04:23,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-11-21 22:04:23,327 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-11-21 22:04:23,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:04:23,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:23,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:04:24,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:24,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-11-21 22:04:24,272 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-21 22:04:24,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:04:24,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:24,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:24,294 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:04:24,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2022-11-21 22:04:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-11-21 22:04:24,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:04:24,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:04:24,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:04:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:04:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:04:24,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:04:24,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-11-21 22:04:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-11-21 22:04:24,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:04:24,560 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-11-21 22:04:24,569 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:04:24,672 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2022-11-21 22:04:24,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:04:24 ImpRootNode [2022-11-21 22:04:24,684 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:04:24,684 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:04:24,684 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:04:24,685 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:04:24,685 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:04:18" (3/4) ... [2022-11-21 22:04:24,688 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:04:24,697 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:04:24,697 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 22:04:24,698 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 22:04:24,738 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:04:24,738 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:04:24,739 INFO L158 Benchmark]: Toolchain (without parser) took 6885.57ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 114.9MB in the beginning and 135.2MB in the end (delta: -20.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-21 22:04:24,739 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 111.1MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:04:24,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.97ms. Allocated memory is still 159.4MB. Free memory was 114.9MB in the beginning and 105.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:04:24,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.22ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 104.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:04:24,745 INFO L158 Benchmark]: Boogie Preprocessor took 21.18ms. Allocated memory is still 159.4MB. Free memory was 104.3MB in the beginning and 103.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:04:24,747 INFO L158 Benchmark]: RCFGBuilder took 271.06ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 92.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:04:24,748 INFO L158 Benchmark]: CodeCheck took 6287.76ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 92.5MB in the beginning and 137.3MB in the end (delta: -44.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:04:24,748 INFO L158 Benchmark]: Witness Printer took 54.17ms. Allocated memory is still 192.9MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:04:24,752 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 936 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 847 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 523 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2962 IncrementalHoareTripleChecker+Invalid, 3485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 523 mSolverCounterUnsat, 68 mSDtfsCounter, 2962 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1499 GetRequests, 1357 SyntacticMatches, 10 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7410 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 23/50 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: (((!(q <= 2147483647) && q <= y + 2147483644) && y <= 2147483647) || ((!(q <= 2147483647) && q + y <= 2147483646) && 0 <= y + 2147483648)) || ((0 <= y + 2147483648 && y <= 2147483647) && q <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 111.1MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.97ms. Allocated memory is still 159.4MB. Free memory was 114.9MB in the beginning and 105.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.22ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 104.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.18ms. Allocated memory is still 159.4MB. Free memory was 104.3MB in the beginning and 103.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 271.06ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 92.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 6287.76ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 92.5MB in the beginning and 137.3MB in the end (delta: -44.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 54.17ms. Allocated memory is still 192.9MB. Free memory was 137.3MB in the beginning and 135.2MB 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! [2022-11-21 22:04:24,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_119b2a52-21ba-4a0c-86b8-8a77ae04ece8/bin/ukojak-jW3SillKbg/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