./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-manipulation/merge_sort-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-manipulation/merge_sort-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY --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 54165abed718b8d39f88748583b76365fb540324 .......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:40:05,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:40:05,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:40:05,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:40:05,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:40:05,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:40:05,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:40:05,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:40:05,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:40:05,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:40:05,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:40:05,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:40:05,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:40:05,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:40:05,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:40:05,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:40:05,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:40:05,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:40:05,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:40:05,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:40:05,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:40:05,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:40:05,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:40:05,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:40:05,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:40:05,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:40:05,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:40:05,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:40:05,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:40:05,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:40:05,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:40:05,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:40:05,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:40:05,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:40:05,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:40:05,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:40:05,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:40:05,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:40:05,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:40:05,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:40:05,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:40:05,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 03:40:05,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:40:05,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:40:05,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:40:05,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:40:05,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:40:05,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:40:05,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:40:05,211 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 03:40:05,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:40:05,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 03:40:05,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:40:05,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:40:05,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:40:05,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:40:05,213 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 03:40:05,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:40:05,213 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:40:05,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:40:05,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:40:05,214 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:40:05,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:40:05,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:40:05,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:40:05,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:40:05,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:40:05,215 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:40:05,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:40:05,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:40:05,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54165abed718b8d39f88748583b76365fb540324 [2021-10-13 03:40:05,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:40:05,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:40:05,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:40:05,504 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:40:05,505 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:40:05,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/heap-manipulation/merge_sort-1.i [2021-10-13 03:40:05,563 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/data/dc0f42512/a1e478323a1a47bb81f5ee40d12eca8e/FLAG401ecf9e1 [2021-10-13 03:40:06,084 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:40:06,085 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/sv-benchmarks/c/heap-manipulation/merge_sort-1.i [2021-10-13 03:40:06,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/data/dc0f42512/a1e478323a1a47bb81f5ee40d12eca8e/FLAG401ecf9e1 [2021-10-13 03:40:06,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/data/dc0f42512/a1e478323a1a47bb81f5ee40d12eca8e [2021-10-13 03:40:06,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:40:06,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:40:06,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:40:06,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:40:06,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:40:06,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:06,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eeea5fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06, skipping insertion in model container [2021-10-13 03:40:06,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:06,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:40:06,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:40:06,781 WARN L228 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_b4cd6615-22a9-4c68-b696-92dbe3ad92da/sv-benchmarks/c/heap-manipulation/merge_sort-1.i[22632,22645] [2021-10-13 03:40:06,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:40:06,859 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:40:06,921 WARN L228 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_b4cd6615-22a9-4c68-b696-92dbe3ad92da/sv-benchmarks/c/heap-manipulation/merge_sort-1.i[22632,22645] [2021-10-13 03:40:06,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:40:06,979 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:40:06,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06 WrapperNode [2021-10-13 03:40:06,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:40:06,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:40:06,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:40:06,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:40:06,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:40:07,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:40:07,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:40:07,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:40:07,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:40:07,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:40:07,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:40:07,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:40:07,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:40:06" (1/1) ... [2021-10-13 03:40:07,174 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:40:07,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:40:07,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:40:07,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:40:07,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 03:40:07,267 INFO L130 BoogieDeclarations]: Found specification of procedure merge_single_node [2021-10-13 03:40:07,267 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_single_node [2021-10-13 03:40:07,268 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2021-10-13 03:40:07,269 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2021-10-13 03:40:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 03:40:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 03:40:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 03:40:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:40:07,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 03:40:07,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:40:07,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 03:40:07,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:40:07,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:40:08,192 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:40:08,192 INFO L299 CfgBuilder]: Removed 45 assume(true) statements. [2021-10-13 03:40:08,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:40:08 BoogieIcfgContainer [2021-10-13 03:40:08,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:40:08,196 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:40:08,196 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:40:08,207 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:40:08,208 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:40:08" (1/1) ... [2021-10-13 03:40:08,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:40:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 145 transitions. [2021-10-13 03:40:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2021-10-13 03:40:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 03:40:08,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:08,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:08,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2021-10-13 03:40:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2021-10-13 03:40:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 03:40:08,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:08,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 131 transitions. [2021-10-13 03:40:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2021-10-13 03:40:08,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 03:40:08,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:08,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:08,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 80 states and 129 transitions. [2021-10-13 03:40:08,830 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 129 transitions. [2021-10-13 03:40:08,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 03:40:08,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:08,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:40:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 126 transitions. [2021-10-13 03:40:08,918 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2021-10-13 03:40:08,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 03:40:08,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:08,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:09,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2021-10-13 03:40:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2021-10-13 03:40:09,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 03:40:09,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:09,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:09,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2021-10-13 03:40:09,104 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2021-10-13 03:40:09,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 03:40:09,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:09,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:09,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:40:09,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:09,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2021-10-13 03:40:09,526 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2021-10-13 03:40:09,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 03:40:09,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:09,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:40:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:09,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2021-10-13 03:40:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2021-10-13 03:40:09,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 03:40:09,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:09,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:09,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 99 states and 142 transitions. [2021-10-13 03:40:10,745 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 142 transitions. [2021-10-13 03:40:10,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 03:40:10,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:10,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 106 states and 148 transitions. [2021-10-13 03:40:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2021-10-13 03:40:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 03:40:11,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:11,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:40:11,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:40:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:40:12,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 113 states and 155 transitions. [2021-10-13 03:40:12,102 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 155 transitions. [2021-10-13 03:40:12,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 03:40:12,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:40:12,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:40:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:40:12,117 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:40:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:40:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:40:12,183 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:40:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:40:12,254 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2021-10-13 03:40:12,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:40:12 ImpRootNode [2021-10-13 03:40:12,312 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:40:12,312 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:40:12,312 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:40:12,313 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:40:12,313 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:40:08" (3/4) ... [2021-10-13 03:40:12,315 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 03:40:12,392 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:40:12,392 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:40:12,394 INFO L168 Benchmark]: Toolchain (without parser) took 5995.57 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 58.0 MB in the beginning and 84.1 MB in the end (delta: -26.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,395 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory was 76.1 MB in the beginning and 76.0 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:40:12,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.52 ms. Allocated memory is still 96.5 MB. Free memory was 57.8 MB in the beginning and 65.0 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.02 ms. Allocated memory is still 96.5 MB. Free memory was 65.0 MB in the beginning and 62.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,396 INFO L168 Benchmark]: Boogie Preprocessor took 64.44 ms. Allocated memory is still 96.5 MB. Free memory was 62.0 MB in the beginning and 59.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,397 INFO L168 Benchmark]: RCFGBuilder took 1039.26 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 84.1 MB in the end (delta: -24.5 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,398 INFO L168 Benchmark]: CodeCheck took 4115.86 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 84.1 MB in the beginning and 87.2 MB in the end (delta: -3.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,398 INFO L168 Benchmark]: Witness Printer took 80.19 ms. Allocated memory is still 142.6 MB. Free memory was 87.2 MB in the beginning and 84.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:40:12,401 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, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4025.2ms, OverallIterations: 12, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 30526 SDtfs, 7684 SDslu, 9540 SDs, 0 SdLazy, 14762 SolverSat, 7274 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1243.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1423 GetRequests, 1338 SyntacticMatches, 5 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1901 ImplicationChecksByTransitivity, 2464.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 47.1ms SsaConstructionTime, 251.3ms SatisfiabilityAnalysisTime, 818.9ms InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 712 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 16/18 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 565]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L638] struct list *data = ((void *)0); [L639] COND TRUE __VERIFIER_nondet_int() [L640] struct node *node = malloc(sizeof *node); [L641] COND FALSE !(!node) [L643] node->next = node [L644] node->value = __VERIFIER_nondet_int() [L645] struct list *item = malloc(sizeof *item); [L646] COND FALSE !(!item) [L648] item->slist = node [L649] item->next = data [L650] data = item [L639] COND FALSE !(__VERIFIER_nondet_int()) [L652] COND FALSE !(!data) [L615] COND FALSE !(!(shape)) [L616] shape->next [L616] COND FALSE !(shape->next) [L622] COND FALSE !(!(shape)) [L623] EXPR shape->next [L623] COND FALSE !(!(shape->next == ((void *)0))) [L624] EXPR shape->slist [L624] COND FALSE !(!(shape->slist)) [L625] EXPR shape->slist [L625] EXPR shape->slist->next [L625] COND TRUE !(shape->slist->next == ((void *)0)) [L625] CALL fail() [L565] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory was 76.1 MB in the beginning and 76.0 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.52 ms. Allocated memory is still 96.5 MB. Free memory was 57.8 MB in the beginning and 65.0 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.02 ms. Allocated memory is still 96.5 MB. Free memory was 65.0 MB in the beginning and 62.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.44 ms. Allocated memory is still 96.5 MB. Free memory was 62.0 MB in the beginning and 59.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1039.26 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 84.1 MB in the end (delta: -24.5 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. * CodeCheck took 4115.86 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 84.1 MB in the beginning and 87.2 MB in the end (delta: -3.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. * Witness Printer took 80.19 ms. Allocated memory is still 142.6 MB. Free memory was 87.2 MB in the beginning and 84.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 03:40:12,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4cd6615-22a9-4c68-b696-92dbe3ad92da/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...