./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI --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 528fbc32d9aa1d8a4eedfd9ab07830e3af97eea6ef37fe4df10e8aa3c9d21936 ............................................................................................................................................................................................................................................................................................................................................. 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-b2eff8b [2021-10-29 02:59:02,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:59:02,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:59:03,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:59:03,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:59:03,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:59:03,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:59:03,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:59:03,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:59:03,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:59:03,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:59:03,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:59:03,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:59:03,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:59:03,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:59:03,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:59:03,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:59:03,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:59:03,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:59:03,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:59:03,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:59:03,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:59:03,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:59:03,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:59:03,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:59:03,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:59:03,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:59:03,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:59:03,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:59:03,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:59:03,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:59:03,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:59:03,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:59:03,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:59:03,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:59:03,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:59:03,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:59:03,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:59:03,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:59:03,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:59:03,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:59:03,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:59:03,100 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:59:03,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:59:03,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:59:03,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:59:03,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:59:03,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:59:03,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:59:03,103 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:59:03,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:59:03,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:59:03,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:59:03,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:59:03,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:59:03,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:59:03,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:59:03,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:59:03,106 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:59:03,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:59:03,106 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:59:03,106 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:59:03,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:59:03,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:59:03,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:59:03,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:59:03,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:59:03,108 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:59:03,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:59:03,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:59:03,109 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_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 528fbc32d9aa1d8a4eedfd9ab07830e3af97eea6ef37fe4df10e8aa3c9d21936 [2021-10-29 02:59:03,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:59:03,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:59:03,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:59:03,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:59:03,448 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:59:03,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2021-10-29 02:59:03,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/data/1dd4e628d/bf49303e432d43ebb492659794d086f4/FLAGf6953f9af [2021-10-29 02:59:04,081 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:59:04,082 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2021-10-29 02:59:04,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/data/1dd4e628d/bf49303e432d43ebb492659794d086f4/FLAGf6953f9af [2021-10-29 02:59:04,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/data/1dd4e628d/bf49303e432d43ebb492659794d086f4 [2021-10-29 02:59:04,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:59:04,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:59:04,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:59:04,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:59:04,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:59:04,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a95c9f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04, skipping insertion in model container [2021-10-29 02:59:04,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:59:04,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:59:04,771 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_1f48b391-2475-4b13-8dc6-ad13d86819ee/sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i[23818,23831] [2021-10-29 02:59:04,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:59:04,790 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:59:04,829 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_1f48b391-2475-4b13-8dc6-ad13d86819ee/sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i[23818,23831] [2021-10-29 02:59:04,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:59:04,860 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:59:04,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04 WrapperNode [2021-10-29 02:59:04,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:59:04,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:59:04,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:59:04,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:59:04,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:59:04,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:59:04,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:59:04,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:59:04,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:59:04,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:59:04,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:59:04,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:59:04,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:59:04" (1/1) ... [2021-10-29 02:59:04,976 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:59:04,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:59:04,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:59:05,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:59:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 02:59:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 02:59:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:59:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 02:59:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 02:59:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:59:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:59:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:59:05,513 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:59:05,514 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-10-29 02:59:05,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:59:05 BoogieIcfgContainer [2021-10-29 02:59:05,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:59:05,529 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:59:05,530 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:59:05,542 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:59:05,544 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:59:05" (1/1) ... [2021-10-29 02:59:05,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:59:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:05,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-10-29 02:59:05,595 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-10-29 02:59:05,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 02:59:05,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:05,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:05,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:59:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-10-29 02:59:05,811 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-10-29 02:59:05,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 02:59:05,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:05,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:05,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:59:05,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-10-29 02:59:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-10-29 02:59:05,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 02:59:05,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:05,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:06,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:59:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2021-10-29 02:59:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2021-10-29 02:59:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 02:59:06,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:06,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:59:06,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:06,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2021-10-29 02:59:06,478 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2021-10-29 02:59:06,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 02:59:06,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:06,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 02:59:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2021-10-29 02:59:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2021-10-29 02:59:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 02:59:06,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:06,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:06,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 02:59:07,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-10-29 02:59:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-10-29 02:59:07,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 02:59:07,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:07,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 02:59:07,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:07,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2021-10-29 02:59:07,721 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2021-10-29 02:59:07,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 02:59:07,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:07,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 02:59:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:08,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2021-10-29 02:59:08,376 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2021-10-29 02:59:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 02:59:08,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:08,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:59:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2021-10-29 02:59:09,703 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2021-10-29 02:59:09,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 02:59:09,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:09,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 02:59:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2021-10-29 02:59:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2021-10-29 02:59:10,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 02:59:10,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:10,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:59:10,194 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:59:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:59:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:59:10,274 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:59:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:59:10,350 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2021-10-29 02:59:10,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:59:10 ImpRootNode [2021-10-29 02:59:10,415 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:59:10,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:59:10,429 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:59:10,429 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:59:10,430 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:59:05" (3/4) ... [2021-10-29 02:59:10,431 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 02:59:10,553 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:59:10,553 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:59:10,555 INFO L168 Benchmark]: Toolchain (without parser) took 6175.22 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 55.8 MB in the beginning and 88.6 MB in the end (delta: -32.8 MB). Peak memory consumption was 48.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,556 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 62.7 MB in the beginning and 62.6 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:59:10,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.95 ms. Allocated memory is still 92.3 MB. Free memory was 55.6 MB in the beginning and 60.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.61 ms. Allocated memory is still 92.3 MB. Free memory was 60.7 MB in the beginning and 59.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,558 INFO L168 Benchmark]: Boogie Preprocessor took 27.63 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 57.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,559 INFO L168 Benchmark]: RCFGBuilder took 569.48 ms. Allocated memory is still 92.3 MB. Free memory was 57.3 MB in the beginning and 43.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,559 INFO L168 Benchmark]: CodeCheck took 4885.86 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 43.5 MB in the beginning and 33.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,560 INFO L168 Benchmark]: Witness Printer took 137.91 ms. Allocated memory is still 117.4 MB. Free memory was 33.2 MB in the beginning and 88.6 MB in the end (delta: -55.5 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:59:10,563 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 7680 SDtfs, 3542 SDslu, 1536 SDs, 0 SdLazy, 19252 SolverSat, 5782 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1035 GetRequests, 913 SyntacticMatches, 14 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4093 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 23/45 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 - CounterExampleResult [Line: 613]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L603] int len = 2; [L604] len < 32 && __VERIFIER_nondet_int() [L604] len < 32 && __VERIFIER_nondet_int() [L604] COND FALSE !(len < 32 && __VERIFIER_nondet_int()) [L575] SLL head = ((void *)0); [L576] COND TRUE len > 0 [L577] SLL new_head = (SLL) malloc(sizeof(struct node)); [L578] COND FALSE !(((void *)0) == new_head) [L581] new_head->next = head [L582] head = new_head [L583] len-- [L576] COND TRUE len > 0 [L577] SLL new_head = (SLL) malloc(sizeof(struct node)); [L578] COND FALSE !(((void *)0) == new_head) [L581] new_head->next = head [L582] head = new_head [L583] len-- [L576] COND TRUE len > 0 [L577] SLL new_head = (SLL) malloc(sizeof(struct node)); [L578] COND FALSE !(((void *)0) == new_head) [L581] new_head->next = head [L582] head = new_head [L583] len-- [L576] COND FALSE !(len > 0) [L585] return head; [L607] SLL s = sll_create(len + 1); [L588] int len = 0; [L589] COND TRUE \read(head) [L590] len++ [L591] EXPR head->next [L591] head = head->next [L589] COND TRUE \read(head) [L590] len++ [L591] EXPR head->next [L591] head = head->next [L589] COND TRUE \read(head) [L590] len++ [L591] EXPR head->next [L591] head = head->next [L589] COND FALSE !(\read(head)) [L593] return len; [L608] COND TRUE len != sll_length(s) [L613] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 62.7 MB in the beginning and 62.6 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 469.95 ms. Allocated memory is still 92.3 MB. Free memory was 55.6 MB in the beginning and 60.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.61 ms. Allocated memory is still 92.3 MB. Free memory was 60.7 MB in the beginning and 59.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.63 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 57.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 569.48 ms. Allocated memory is still 92.3 MB. Free memory was 57.3 MB in the beginning and 43.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 4885.86 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 43.5 MB in the beginning and 33.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. * Witness Printer took 137.91 ms. Allocated memory is still 117.4 MB. Free memory was 33.2 MB in the beginning and 88.6 MB in the end (delta: -55.5 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 02:59:10,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f48b391-2475-4b13-8dc6-ad13d86819ee/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...