./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB --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 27dab8f9dd6de13395a492c9fbbcffd97b1fd9082fe91b0943ef2aaae430e414 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:07:20,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:07:20,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:07:20,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:07:20,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:07:20,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:07:20,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:07:20,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:07:20,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:07:20,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:07:20,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:07:20,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:07:20,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:07:20,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:07:20,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:07:20,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:07:20,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:07:20,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:07:20,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:07:20,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:07:20,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:07:20,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:07:20,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:07:20,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:07:20,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:07:20,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:07:20,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:07:20,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:07:20,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:07:20,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:07:20,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:07:20,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:07:20,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:07:20,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:07:20,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:07:20,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:07:20,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:07:20,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:07:20,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:07:20,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:07:20,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:07:20,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 17:07:20,294 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:07:20,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:07:20,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:07:20,296 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:07:20,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:07:20,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:07:20,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:07:20,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:07:20,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:07:20,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:07:20,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:07:20,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:07:20,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:07:20,300 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 17:07:20,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:07:20,301 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:07:20,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:07:20,301 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:07:20,302 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:07:20,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:07:20,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:20,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:07:20,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:07:20,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:07:20,303 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:07:20,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:07:20,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:07:20,305 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_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27dab8f9dd6de13395a492c9fbbcffd97b1fd9082fe91b0943ef2aaae430e414 [2022-10-17 17:07:20,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:07:20,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:07:20,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:07:20,643 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:07:20,644 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:07:20,645 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c [2022-10-17 17:07:20,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/data/5e3817c9e/49b38503f7384ea19e6e990a551ba64a/FLAG28fdc8e74 [2022-10-17 17:07:21,135 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:07:21,135 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c [2022-10-17 17:07:21,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/data/5e3817c9e/49b38503f7384ea19e6e990a551ba64a/FLAG28fdc8e74 [2022-10-17 17:07:21,522 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/data/5e3817c9e/49b38503f7384ea19e6e990a551ba64a [2022-10-17 17:07:21,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:07:21,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:07:21,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:21,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:07:21,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:07:21,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d24207f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21, skipping insertion in model container [2022-10-17 17:07:21,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:07:21,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:07:21,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:21,805 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:07:21,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:21,832 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:07:21,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21 WrapperNode [2022-10-17 17:07:21,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:21,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:21,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:07:21,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:07:21,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,866 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2022-10-17 17:07:21,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:21,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:07:21,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:07:21,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:07:21,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,899 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:07:21,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:07:21,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:07:21,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:07:21,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:21" (1/1) ... [2022-10-17 17:07:21,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:21,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:07:21,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:07:21,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:07:21,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:07:21,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:07:22,067 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:07:22,069 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:07:22,194 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:22,219 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:22,220 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:07:22,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:22 BoogieIcfgContainer [2022-10-17 17:07:22,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:22,225 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:22,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:22,237 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:22,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:22" (1/1) ... [2022-10-17 17:07:22,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:22,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-10-17 17:07:22,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-10-17 17:07:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:22,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:22,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2022-10-17 17:07:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-10-17 17:07:22,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:22,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:22,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:22,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2022-10-17 17:07:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2022-10-17 17:07:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:22,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:22,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2022-10-17 17:07:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2022-10-17 17:07:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:22,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:22,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:22,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2022-10-17 17:07:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-10-17 17:07:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:07:22,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:22,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2022-10-17 17:07:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2022-10-17 17:07:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:07:23,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 55 transitions. [2022-10-17 17:07:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2022-10-17 17:07:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:07:23,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 42 states and 58 transitions. [2022-10-17 17:07:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2022-10-17 17:07:23,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:07:23,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2022-10-17 17:07:23,464 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2022-10-17 17:07:23,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:23,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-10-17 17:07:23,583 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-10-17 17:07:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:23,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2022-10-17 17:07:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-10-17 17:07:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:23,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:07:23,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-10-17 17:07:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-10-17 17:07:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:23,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:07:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2022-10-17 17:07:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2022-10-17 17:07:23,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 17:07:23,880 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-10-17 17:07:23,893 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-10-17 17:07:24,003 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 17:07:24,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:07:24 ImpRootNode [2022-10-17 17:07:24,013 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:07:24,014 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:07:24,014 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:07:24,014 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:07:24,015 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:22" (3/4) ... [2022-10-17 17:07:24,018 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 17:07:24,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-10-17 17:07:24,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 17:07:24,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 17:07:24,070 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:07:24,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:07:24,071 INFO L158 Benchmark]: Toolchain (without parser) took 2540.52ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 45.8MB in the beginning and 53.5MB in the end (delta: -7.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,072 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 86.0MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:07:24,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.38ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 45.6MB in the beginning and 91.7MB in the end (delta: -46.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.89ms. Allocated memory is still 115.3MB. Free memory was 91.7MB in the beginning and 90.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,074 INFO L158 Benchmark]: Boogie Preprocessor took 34.30ms. Allocated memory is still 115.3MB. Free memory was 90.3MB in the beginning and 89.3MB in the end (delta: 996.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,074 INFO L158 Benchmark]: RCFGBuilder took 321.50ms. Allocated memory is still 115.3MB. Free memory was 89.3MB in the beginning and 78.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,075 INFO L158 Benchmark]: CodeCheck took 1787.99ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 56.2MB in the end (delta: 22.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,076 INFO L158 Benchmark]: Witness Printer took 56.57ms. Allocated memory is still 115.3MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:07:24,079 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, 24 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 462 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 422 mSDsluCounter, 346 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 276 mSDsCounter, 197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1083 IncrementalHoareTripleChecker+Invalid, 1280 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 197 mSolverCounterUnsat, 70 mSDtfsCounter, 1083 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 776 GetRequests, 738 SyntacticMatches, 8 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 198 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 9/11 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: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: x <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 86.0MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.38ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 45.6MB in the beginning and 91.7MB in the end (delta: -46.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.89ms. Allocated memory is still 115.3MB. Free memory was 91.7MB in the beginning and 90.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.30ms. Allocated memory is still 115.3MB. Free memory was 90.3MB in the beginning and 89.3MB in the end (delta: 996.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.50ms. Allocated memory is still 115.3MB. Free memory was 89.3MB in the beginning and 78.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1787.99ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 56.2MB in the end (delta: 22.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Witness Printer took 56.57ms. Allocated memory is still 115.3MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 17:07:24,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d8a1417-50ad-42ca-99d3-abe716a87192/bin/ukojak-92XMlrwhuB/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