./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileFalse.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:12:44,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:44,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:44,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:44,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:44,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:44,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:44,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:44,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:44,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:44,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:44,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:44,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:44,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:44,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:44,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:44,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:44,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:44,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:44,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:44,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:44,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:44,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:44,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:44,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:44,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:44,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:44,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:44,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:44,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:44,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:44,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:44,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:44,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:44,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:44,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:44,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:44,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:44,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:44,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:44,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:44,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:12:44,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:44,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:44,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:44,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:44,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:44,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:44,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:44,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:12:44,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:12:44,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:44,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:44,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:44,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:44,549 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:12:44,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:44,550 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:44,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:44,550 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:44,550 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:44,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:44,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:44,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:44,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:44,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:44,552 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:12:44,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:12:44,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:44,553 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_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 [2022-11-20 17:12:44,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:44,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:44,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:44,868 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:44,869 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:44,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2022-11-20 17:12:47,908 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:48,118 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:48,119 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/sv-benchmarks/c/termination-crafted/WhileFalse.c [2022-11-20 17:12:48,125 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/data/4c0051dd6/621a1ba632374cf393503e4dd06fc101/FLAG01782e1ed [2022-11-20 17:12:48,138 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/data/4c0051dd6/621a1ba632374cf393503e4dd06fc101 [2022-11-20 17:12:48,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:48,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:48,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:48,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:48,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:48,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fac512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48, skipping insertion in model container [2022-11-20 17:12:48,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:48,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:48,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:48,323 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:48,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:48,343 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:48,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48 WrapperNode [2022-11-20 17:12:48,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:48,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:48,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:48,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:48,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,374 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 8 [2022-11-20 17:12:48,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:48,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:48,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:48,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:48,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,391 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:48,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:48,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:48,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:48,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:48,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:48,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:48,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:48,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:48,526 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:48,528 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:48,573 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:48,590 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:48,590 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:12:48,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:48 BoogieIcfgContainer [2022-11-20 17:12:48,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:48,593 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:48,593 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:48,604 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:48,604 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:48" (1/1) ... [2022-11-20 17:12:48,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:12:48,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2022-11-20 17:12:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2022-11-20 17:12:48,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:12:48,682 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-11-20 17:12:48,689 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2022-11-20 17:12:48,718 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:12:48,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:12:48 ImpRootNode [2022-11-20 17:12:48,721 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:12:48,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:12:48,722 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:12:48,722 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:12:48,723 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:48" (3/4) ... [2022-11-20 17:12:48,726 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:12:48,736 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 17:12:48,736 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:12:48,736 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 17:12:48,774 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:12:48,774 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:12:48,775 INFO L158 Benchmark]: Toolchain (without parser) took 632.07ms. Allocated memory is still 134.2MB. Free memory was 104.5MB in the beginning and 77.8MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:12:48,775 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:48,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.11ms. Allocated memory is still 134.2MB. Free memory was 104.5MB in the beginning and 95.5MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:12:48,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.44ms. Allocated memory is still 134.2MB. Free memory was 95.5MB in the beginning and 94.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:48,779 INFO L158 Benchmark]: Boogie Preprocessor took 17.72ms. Allocated memory is still 134.2MB. Free memory was 94.1MB in the beginning and 93.5MB in the end (delta: 688.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:48,779 INFO L158 Benchmark]: RCFGBuilder took 199.04ms. Allocated memory is still 134.2MB. Free memory was 93.5MB in the beginning and 85.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:12:48,780 INFO L158 Benchmark]: CodeCheck took 128.27ms. Allocated memory is still 134.2MB. Free memory was 85.1MB in the beginning and 79.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:48,780 INFO L158 Benchmark]: Witness Printer took 52.26ms. Allocated memory is still 134.2MB. Free memory was 79.9MB in the beginning and 77.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:48,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 3 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.11ms. Allocated memory is still 134.2MB. Free memory was 104.5MB in the beginning and 95.5MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.44ms. Allocated memory is still 134.2MB. Free memory was 95.5MB in the beginning and 94.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.72ms. Allocated memory is still 134.2MB. Free memory was 94.1MB in the beginning and 93.5MB in the end (delta: 688.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 199.04ms. Allocated memory is still 134.2MB. Free memory was 93.5MB in the beginning and 85.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 128.27ms. Allocated memory is still 134.2MB. Free memory was 85.1MB in the beginning and 79.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 52.26ms. Allocated memory is still 134.2MB. Free memory was 79.9MB in the beginning and 77.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:12:48,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f028db8-ab6b-4141-a5ff-96027c626b10/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE