./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:59:30,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:59:30,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:59:30,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:59:30,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:59:30,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:59:30,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:59:30,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:59:30,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:59:30,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:59:30,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:59:30,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:59:30,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:59:30,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:59:30,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:59:30,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:59:30,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:59:30,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:59:30,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:59:30,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:59:30,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:59:30,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:59:30,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:59:30,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:59:30,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:59:30,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:59:30,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:59:30,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:59:30,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:59:30,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:59:30,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:59:30,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:59:30,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:59:30,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:59:30,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:59:30,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:59:30,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:59:30,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:59:30,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:59:30,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:59:30,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:59:30,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:59:30,814 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:59:30,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:59:30,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:59:30,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:59:30,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:59:30,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:59:30,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:59:30,816 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:59:30,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:59:30,817 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:59:30,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:59:30,817 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:59:30,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:59:30,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:59:30,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:59:30,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:59:30,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:59:30,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:59:30,818 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:59:30,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:59:30,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:59:30,818 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_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 [2022-12-15 01:59:30,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:59:31,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:59:31,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:59:31,019 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:59:31,020 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:59:31,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-12-15 01:59:33,577 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:59:33,754 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:59:33,754 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-12-15 01:59:33,760 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/data/3e03dfbd7/b7e41d5daa744948982a57f75bd7f551/FLAG1af0b7bb4 [2022-12-15 01:59:34,165 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/data/3e03dfbd7/b7e41d5daa744948982a57f75bd7f551 [2022-12-15 01:59:34,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:59:34,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:59:34,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:59:34,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:59:34,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:59:34,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f0ea4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34, skipping insertion in model container [2022-12-15 01:59:34,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:59:34,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:59:34,289 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-12-15 01:59:34,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:59:34,300 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:59:34,308 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-12-15 01:59:34,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:59:34,319 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:59:34,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34 WrapperNode [2022-12-15 01:59:34,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:59:34,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:59:34,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:59:34,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:59:34,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,346 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-12-15 01:59:34,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:59:34,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:59:34,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:59:34,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:59:34,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,357 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:59:34,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:59:34,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:59:34,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:59:34,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:59:34,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:59:34,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:59:34,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:59:34,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:59:34,405 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-12-15 01:59:34,406 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 01:59:34,406 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:59:34,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:59:34,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:59:34,461 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:59:34,463 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:59:34,540 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:59:34,554 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:59:34,554 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:59:34,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:59:34 BoogieIcfgContainer [2022-12-15 01:59:34,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:59:34,556 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:59:34,557 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:59:34,564 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:59:34,564 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:59:34" (1/1) ... [2022-12-15 01:59:34,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:59:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-15 01:59:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-15 01:59:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:59:34,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:34,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 20 transitions. [2022-12-15 01:59:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-12-15 01:59:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:59:34,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:34,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:35,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:35,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:35,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 30 transitions. [2022-12-15 01:59:35,376 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-15 01:59:35,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:35,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:35,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:36,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 40 transitions. [2022-12-15 01:59:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2022-12-15 01:59:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:36,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:36,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:37,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 51 transitions. [2022-12-15 01:59:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2022-12-15 01:59:37,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:59:37,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:37,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:37,584 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 63 transitions. [2022-12-15 01:59:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2022-12-15 01:59:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 01:59:38,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:38,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:39,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 76 transitions. [2022-12-15 01:59:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-12-15 01:59:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:59:39,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:39,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:40,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 90 transitions. [2022-12-15 01:59:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 90 transitions. [2022-12-15 01:59:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 01:59:40,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:40,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:41,526 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:42,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 53 states and 105 transitions. [2022-12-15 01:59:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2022-12-15 01:59:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 01:59:42,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:42,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:44,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 58 states and 121 transitions. [2022-12-15 01:59:44,501 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 121 transitions. [2022-12-15 01:59:44,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 01:59:44,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:44,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:45,339 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:46,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 63 states and 128 transitions. [2022-12-15 01:59:46,558 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 128 transitions. [2022-12-15 01:59:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 01:59:46,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:46,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:49,476 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 235 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:54,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 79 transitions. [2022-12-15 01:59:54,439 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-12-15 01:59:54,440 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:59:54,440 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2022-12-15 01:59:54,448 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-15 01:59:54,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:59:54 ImpRootNode [2022-12-15 01:59:54,674 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:59:54,674 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:59:54,675 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:59:54,675 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:59:54,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:59:34" (3/4) ... [2022-12-15 01:59:54,678 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:59:54,682 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure foo [2022-12-15 01:59:54,683 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure plus [2022-12-15 01:59:54,686 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-12-15 01:59:54,686 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 01:59:54,686 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 01:59:54,686 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:59:54,687 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:59:54,712 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:59:54,713 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:59:54,713 INFO L158 Benchmark]: Toolchain (without parser) took 20540.73ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 122.4MB in the beginning and 149.1MB in the end (delta: -26.7MB). Peak memory consumption was 144.9MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,713 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:59:54,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 145.65ms. Allocated memory is still 155.2MB. Free memory was 122.4MB in the beginning and 112.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.38ms. Allocated memory is still 155.2MB. Free memory was 112.6MB in the beginning and 111.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,714 INFO L158 Benchmark]: Boogie Preprocessor took 12.58ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 110.0MB in the end (delta: 993.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,714 INFO L158 Benchmark]: RCFGBuilder took 196.64ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 99.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,715 INFO L158 Benchmark]: CodeCheck took 20117.62ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 98.9MB in the beginning and 151.1MB in the end (delta: -52.2MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,715 INFO L158 Benchmark]: Witness Printer took 38.18ms. Allocated memory is still 325.1MB. Free memory was 151.1MB in the beginning and 149.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:59:54,716 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 3 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 479 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 328 mSDsluCounter, 321 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 666 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2676 IncrementalHoareTripleChecker+Invalid, 3342 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 666 mSolverCounterUnsat, 321 mSDtfsCounter, 2676 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4014 GetRequests, 3639 SyntacticMatches, 71 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44819 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 7.9s InterpolantComputationTime, 341 NumberOfCodeBlocks, 341 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 2190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 235/935 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: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 155.2MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 145.65ms. Allocated memory is still 155.2MB. Free memory was 122.4MB in the beginning and 112.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.38ms. Allocated memory is still 155.2MB. Free memory was 112.6MB in the beginning and 111.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.58ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 110.0MB in the end (delta: 993.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 196.64ms. Allocated memory is still 155.2MB. Free memory was 110.0MB in the beginning and 99.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 20117.62ms. Allocated memory was 155.2MB in the beginning and 325.1MB in the end (delta: 169.9MB). Free memory was 98.9MB in the beginning and 151.1MB in the end (delta: -52.2MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. * Witness Printer took 38.18ms. Allocated memory is still 325.1MB. Free memory was 151.1MB in the beginning and 149.1MB 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! [2022-12-15 01:59:54,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0994b6bc-a4ce-4acd-b9f4-076f8de9b288/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE