./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_24.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/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_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/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_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/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 6c60292dde23ab55828ef032d9fe2f87b2621bfa03c7b2d7ca1f8181db5f622f --- 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 [2022-11-22 00:00:40,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:00:40,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:00:40,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:00:40,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:00:40,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:00:40,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:00:40,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:00:40,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:00:40,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:00:40,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:00:40,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:00:40,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:00:40,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:00:40,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:00:40,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:00:40,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:00:40,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:00:40,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:00:40,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:00:40,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:00:40,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:00:40,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:00:40,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:00:40,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:00:40,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:00:40,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:00:40,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:00:40,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:00:40,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:00:40,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:00:40,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:00:40,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:00:40,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:00:40,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:00:40,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:00:40,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:00:40,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:00:40,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:00:40,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:00:40,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:00:40,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-22 00:00:40,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:00:40,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:00:40,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:00:40,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-22 00:00:40,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:00:40,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:00:40,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:00:40,304 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:00:40,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:00:40,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:00:40,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:00:40,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:00:40,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:00:40,307 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:00:40,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:00:40,307 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:00:40,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:00:40,308 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-22 00:00:40,308 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-22 00:00:40,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:00:40,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:00:40,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:00:40,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:00:40,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:00:40,310 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-22 00:00:40,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:00:40,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:00:40,311 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_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c60292dde23ab55828ef032d9fe2f87b2621bfa03c7b2d7ca1f8181db5f622f [2022-11-22 00:00:40,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:00:40,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:00:40,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:00:40,650 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:00:40,651 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:00:40,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-restricted-15/NO_24.c [2022-11-22 00:00:43,780 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:00:43,999 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:00:44,000 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/sv-benchmarks/c/termination-restricted-15/NO_24.c [2022-11-22 00:00:44,018 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/data/7eaac32eb/13861d2a23f0401fbcd753253bb2debb/FLAG3d1853884 [2022-11-22 00:00:44,036 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/data/7eaac32eb/13861d2a23f0401fbcd753253bb2debb [2022-11-22 00:00:44,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:00:44,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:00:44,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:00:44,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:00:44,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:00:44,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c9a214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44, skipping insertion in model container [2022-11-22 00:00:44,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:00:44,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:00:44,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:00:44,301 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:00:44,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:00:44,323 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:00:44,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44 WrapperNode [2022-11-22 00:00:44,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:00:44,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:00:44,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:00:44,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:00:44,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,357 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2022-11-22 00:00:44,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:00:44,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:00:44,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:00:44,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:00:44,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,377 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:00:44,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:00:44,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:00:44,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:00:44,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:00:44,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/z3 [2022-11-22 00:00:44,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-22 00:00:44,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-22 00:00:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:00:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:00:44,528 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:00:44,530 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:00:44,629 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:00:44,642 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:00:44,642 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:00:44,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:00:44 BoogieIcfgContainer [2022-11-22 00:00:44,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:00:44,646 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-22 00:00:44,647 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-22 00:00:44,659 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-22 00:00:44,659 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:00:44" (1/1) ... [2022-11-22 00:00:44,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:00:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-11-22 00:00:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-11-22 00:00:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-22 00:00:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:44,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-11-22 00:00:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-11-22 00:00:45,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-22 00:00:45,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:45,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2022-11-22 00:00:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2022-11-22 00:00:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-22 00:00:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:45,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-11-22 00:00:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-11-22 00:00:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-22 00:00:45,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:45,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:45,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-11-22 00:00:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-11-22 00:00:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-22 00:00:46,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:46,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2022-11-22 00:00:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2022-11-22 00:00:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 00:00:46,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:46,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2022-11-22 00:00:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-11-22 00:00:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 00:00:47,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:47,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:47,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2022-11-22 00:00:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2022-11-22 00:00:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 00:00:47,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:47,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-22 00:00:48,080 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-22 00:00:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 00:00:48,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:48,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-22 00:00:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2022-11-22 00:00:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-11-22 00:00:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 00:00:48,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:48,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:00:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2022-11-22 00:00:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-11-22 00:00:49,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-22 00:00:49,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:49,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2022-11-22 00:00:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-11-22 00:00:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-22 00:00:49,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:49,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2022-11-22 00:00:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-11-22 00:00:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-22 00:00:50,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:50,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:50,700 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:50,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2022-11-22 00:00:50,867 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2022-11-22 00:00:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-22 00:00:50,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:50,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:50,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:51,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2022-11-22 00:00:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2022-11-22 00:00:51,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-22 00:00:51,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:51,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:00:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:52,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2022-11-22 00:00:52,235 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2022-11-22 00:00:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-22 00:00:52,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:52,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-22 00:00:53,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:53,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2022-11-22 00:00:53,190 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2022-11-22 00:00:53,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-22 00:00:53,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:53,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:00:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2022-11-22 00:00:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2022-11-22 00:00:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-22 00:00:54,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:54,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-22 00:00:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2022-11-22 00:00:54,914 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2022-11-22 00:00:54,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-22 00:00:54,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:54,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 00:00:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2022-11-22 00:00:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-11-22 00:00:55,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 00:00:55,154 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-22 00:00:55,163 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-22 00:00:55,313 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2022-11-22 00:00:55,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 12:00:55 ImpRootNode [2022-11-22 00:00:55,325 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-22 00:00:55,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:00:55,325 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:00:55,326 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:00:55,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:00:44" (3/4) ... [2022-11-22 00:00:55,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 00:00:55,344 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-22 00:00:55,345 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-22 00:00:55,345 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-22 00:00:55,393 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-22 00:00:55,394 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:00:55,398 INFO L158 Benchmark]: Toolchain (without parser) took 11349.72ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 92.3MB in the beginning and 76.3MB in the end (delta: 16.1MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2022-11-22 00:00:55,401 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 111.1MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:00:55,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.84ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 104.9MB in the end (delta: -12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-22 00:00:55,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.46ms. Allocated memory is still 134.2MB. Free memory was 104.9MB in the beginning and 103.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:00:55,403 INFO L158 Benchmark]: Boogie Preprocessor took 20.52ms. Allocated memory is still 134.2MB. Free memory was 103.4MB in the beginning and 102.5MB in the end (delta: 890.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:00:55,404 INFO L158 Benchmark]: RCFGBuilder took 266.18ms. Allocated memory is still 134.2MB. Free memory was 102.5MB in the beginning and 92.9MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 00:00:55,407 INFO L158 Benchmark]: CodeCheck took 10678.34ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 92.9MB in the beginning and 78.3MB in the end (delta: 14.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2022-11-22 00:00:55,407 INFO L158 Benchmark]: Witness Printer took 68.54ms. Allocated memory is still 161.5MB. Free memory was 78.3MB in the beginning and 76.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:00:55,410 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: 10.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1134 SdHoareTripleChecker+Valid, 7.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1081 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 6.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 731 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3958 IncrementalHoareTripleChecker+Invalid, 4689 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 731 mSolverCounterUnsat, 0 mSDtfsCounter, 3958 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1877 GetRequests, 1569 SyntacticMatches, 104 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24919 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 245 NumberOfCodeBlocks, 245 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 930 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 12 PerfectInterpolantSequences, 36/97 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: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: 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: 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 - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: (((3 <= a + b && b <= a + 1) && a + b <= 3) && a + 1 <= b) || (((3 <= a + b && !(a + 1 <= b)) && a <= b + 1) && a + b <= 3) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 111.1MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.84ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 104.9MB in the end (delta: -12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.46ms. Allocated memory is still 134.2MB. Free memory was 104.9MB in the beginning and 103.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.52ms. Allocated memory is still 134.2MB. Free memory was 103.4MB in the beginning and 102.5MB in the end (delta: 890.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 266.18ms. Allocated memory is still 134.2MB. Free memory was 102.5MB in the beginning and 92.9MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 10678.34ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 92.9MB in the beginning and 78.3MB in the end (delta: 14.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * Witness Printer took 68.54ms. Allocated memory is still 161.5MB. Free memory was 78.3MB in the beginning and 76.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-22 00:00:55,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_116b4f9f-1ab4-4fd8-b4b7-156834936bd3/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