./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 06c9e9e5fbbf1cc74be5b07da6214ee5470bdc6403e06237275b94d0a60c1592 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:58:38,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:58:38,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:58:38,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:58:38,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:58:38,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:58:38,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:58:38,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:58:38,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:58:38,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:58:38,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:58:38,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:58:38,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:58:38,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:58:38,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:58:38,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:58:38,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:58:38,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:58:38,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:58:38,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:58:38,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:58:38,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:58:38,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:58:38,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:58:38,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:58:38,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:58:38,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:58:38,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:58:38,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:58:38,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:58:38,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:58:38,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:58:38,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:58:38,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:58:38,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:58:38,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:58:38,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:58:38,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:58:38,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:58:38,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:58:38,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:58:38,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 21:58:38,172 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:58:38,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:58:38,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:58:38,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:58:38,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:58:38,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:58:38,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:58:38,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 21:58:38,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:58:38,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:58:38,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:58:38,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:58:38,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:58:38,178 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 21:58:38,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:58:38,179 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:58:38,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:58:38,180 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:58:38,180 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:58:38,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:58:38,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:38,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:58:38,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:58:38,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:58:38,182 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:58:38,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:58:38,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:58:38,184 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_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06c9e9e5fbbf1cc74be5b07da6214ee5470bdc6403e06237275b94d0a60c1592 [2021-11-13 21:58:38,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:58:38,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:58:38,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:58:38,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:58:38,461 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:58:38,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c [2021-11-13 21:58:38,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/data/030a500ec/05dddac4e1104693bb7979765458175f/FLAGdcdf19441 [2021-11-13 21:58:39,044 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:58:39,045 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig8a-modified.c [2021-11-13 21:58:39,051 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/data/030a500ec/05dddac4e1104693bb7979765458175f/FLAGdcdf19441 [2021-11-13 21:58:39,414 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/data/030a500ec/05dddac4e1104693bb7979765458175f [2021-11-13 21:58:39,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:58:39,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:58:39,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:39,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:58:39,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:58:39,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326a05aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39, skipping insertion in model container [2021-11-13 21:58:39,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:58:39,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:58:39,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:39,592 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:58:39,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:39,618 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:58:39,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39 WrapperNode [2021-11-13 21:58:39,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:39,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:39,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:58:39,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:58:39,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:39,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:58:39,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:58:39,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:58:39,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:58:39,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:58:39,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:58:39,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:58:39,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2021-11-13 21:58:39,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:39,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:58:39,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:58:39,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:58:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:58:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:58:40,023 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:58:40,024 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 21:58:40,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:40 BoogieIcfgContainer [2021-11-13 21:58:40,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:58:40,030 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:58:40,032 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:58:40,044 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:58:40,044 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:40" (1/1) ... [2021-11-13 21:58:40,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:58:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-13 21:58:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-13 21:58:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:58:40,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-13 21:58:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-13 21:58:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:58:40,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2021-11-13 21:58:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2021-11-13 21:58:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:58:40,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:41,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-13 21:58:41,195 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-13 21:58:41,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 21:58:41,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:41,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2021-11-13 21:58:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2021-11-13 21:58:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:58:41,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:41,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2021-11-13 21:58:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2021-11-13 21:58:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:58:41,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:41,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2021-11-13 21:58:41,967 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2021-11-13 21:58:41,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:58:41,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-13 21:58:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-13 21:58:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:58:42,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:42,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2021-11-13 21:58:42,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2021-11-13 21:58:42,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 21:58:42,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2021-11-13 21:58:42,406 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2021-11-13 21:58:42,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 21:58:42,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2021-11-13 21:58:42,603 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-11-13 21:58:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 21:58:42,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:58:42,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:42,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2021-11-13 21:58:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2021-11-13 21:58:42,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 21:58:42,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:42,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:58:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2021-11-13 21:58:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-13 21:58:43,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 21:58:43,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:43,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 21:58:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2021-11-13 21:58:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-13 21:58:43,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 21:58:43,173 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2021-11-13 21:58:43,186 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2021-11-13 21:58:43,230 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2021-11-13 21:58:43,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:58:43 ImpRootNode [2021-11-13 21:58:43,249 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 21:58:43,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 21:58:43,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 21:58:43,255 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 21:58:43,255 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:40" (3/4) ... [2021-11-13 21:58:43,258 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 21:58:43,274 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-13 21:58:43,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 21:58:43,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 21:58:43,315 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 21:58:43,315 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 21:58:43,316 INFO L158 Benchmark]: Toolchain (without parser) took 3897.29ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 73.6MB in the beginning and 84.3MB in the end (delta: -10.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-13 21:58:43,317 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 104.9MB. Free memory was 57.0MB in the beginning and 56.9MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:58:43,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.75ms. Allocated memory is still 104.9MB. Free memory was 73.6MB in the beginning and 82.1MB in the end (delta: -8.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-11-13 21:58:43,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.08ms. Allocated memory is still 104.9MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 21:58:43,319 INFO L158 Benchmark]: Boogie Preprocessor took 19.49ms. Allocated memory is still 104.9MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 801.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 21:58:43,319 INFO L158 Benchmark]: RCFGBuilder took 337.57ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 71.2MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 21:58:43,320 INFO L158 Benchmark]: CodeCheck took 3219.92ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 71.2MB in the beginning and 86.4MB in the end (delta: -15.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-13 21:58:43,321 INFO L158 Benchmark]: Witness Printer took 64.72ms. Allocated memory is still 125.8MB. Free memory was 86.4MB in the beginning and 84.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 21:58:43,328 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 359 SdHoareTripleChecker+Valid, 2833.76ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 350 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 2318.53ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 387 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1483 IncrementalHoareTripleChecker+Invalid, 1870 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 387 mSolverCounterUnsat, 0 mSDtfsCounter, 1483 mSolverCounterSat, 69.54ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 912 GetRequests, 784 SyntacticMatches, 52 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2284 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 372 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 21/33 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((x <= 2147483647 && 0 <= x + 2147483648) && 0 <= K + 2147483648) && K <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 104.9MB. Free memory was 57.0MB in the beginning and 56.9MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.75ms. Allocated memory is still 104.9MB. Free memory was 73.6MB in the beginning and 82.1MB in the end (delta: -8.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.08ms. Allocated memory is still 104.9MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.49ms. Allocated memory is still 104.9MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 801.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 337.57ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 71.2MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 3219.92ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 71.2MB in the beginning and 86.4MB in the end (delta: -15.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Witness Printer took 64.72ms. Allocated memory is still 125.8MB. Free memory was 86.4MB in the beginning and 84.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-13 21:58:43,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48c4729-91c4-4425-be60-7c3202390234/bin/ukojak-2xVlg8857e/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