./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/bubble_sort-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/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_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/bubble_sort-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB --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 121046493a5b65b32f3b8bf8adee655ff03b45acd38f0a8519ee3c99065fa840 --- 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 16:55:32,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:32,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:32,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:32,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:32,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:32,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:32,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:32,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:32,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:32,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:32,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:32,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:32,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:32,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:32,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:32,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:32,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:32,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:32,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:32,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:32,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:32,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:32,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:32,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:32,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:32,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:32,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:32,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:32,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:32,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:32,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:32,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:32,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:32,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:32,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:32,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:32,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:32,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:32,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:32,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:32,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:32,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:32,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:32,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:32,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:32,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:32,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:32,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:32,916 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:32,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:32,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:32,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:32,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:32,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:32,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:32,918 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:32,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:32,918 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:32,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:32,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:32,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:32,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:32,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:32,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:32,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:32,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:32,920 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:32,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:32,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:32,920 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_2cd211ae-dc18-4ff6-a1c2-01361e6146df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 121046493a5b65b32f3b8bf8adee655ff03b45acd38f0a8519ee3c99065fa840 [2022-10-17 16:55:33,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:33,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:33,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:33,302 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:33,303 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:33,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops/bubble_sort-1.c [2022-10-17 16:55:33,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/data/1dd6371af/160e423904334009bc6da597ef00f99a/FLAGc92ac099b [2022-10-17 16:55:33,799 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:33,800 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/sv-benchmarks/c/loops/bubble_sort-1.c [2022-10-17 16:55:33,808 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/data/1dd6371af/160e423904334009bc6da597ef00f99a/FLAGc92ac099b [2022-10-17 16:55:34,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/data/1dd6371af/160e423904334009bc6da597ef00f99a [2022-10-17 16:55:34,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:34,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:34,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:34,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:34,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:34,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6ccefc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34, skipping insertion in model container [2022-10-17 16:55:34,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:34,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:34,391 WARN L230 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_2cd211ae-dc18-4ff6-a1c2-01361e6146df/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] [2022-10-17 16:55:34,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:34,431 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:34,443 WARN L230 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_2cd211ae-dc18-4ff6-a1c2-01361e6146df/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] [2022-10-17 16:55:34,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:34,471 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:34,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34 WrapperNode [2022-10-17 16:55:34,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:34,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:34,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:34,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:34,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,513 INFO L138 Inliner]: procedures = 17, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 119 [2022-10-17 16:55:34,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:34,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:34,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:34,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:34,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,540 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:34,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:34,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:34,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:34,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:34" (1/1) ... [2022-10-17 16:55:34,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:34,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:34,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:34,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:55:34,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:55:34,718 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:34,720 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:34,975 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:35,115 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:35,115 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:55:35,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:35 BoogieIcfgContainer [2022-10-17 16:55:35,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:35,119 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:35,119 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:35,133 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:35,134 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:55:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:35,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2022-10-17 16:55:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2022-10-17 16:55:35,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:55:35,219 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-10-17 16:55:35,227 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2022-10-17 16:55:35,264 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,269 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,270 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:35,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:55:35 ImpRootNode [2022-10-17 16:55:35,272 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:55:35,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:55:35,275 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:55:35,275 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:55:35,275 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:35" (3/4) ... [2022-10-17 16:55:35,279 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:55:35,295 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-10-17 16:55:35,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-10-17 16:55:35,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 16:55:35,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:55:35,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:55:35,380 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:55:35,380 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:55:35,381 INFO L158 Benchmark]: Toolchain (without parser) took 1212.63ms. Allocated memory is still 113.2MB. Free memory was 73.2MB in the beginning and 57.0MB in the end (delta: 16.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,382 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:35,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.94ms. Allocated memory is still 113.2MB. Free memory was 73.0MB in the beginning and 86.6MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.73ms. Allocated memory is still 113.2MB. Free memory was 86.6MB in the beginning and 84.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,384 INFO L158 Benchmark]: Boogie Preprocessor took 29.39ms. Allocated memory is still 113.2MB. Free memory was 84.7MB in the beginning and 83.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,385 INFO L158 Benchmark]: RCFGBuilder took 573.40ms. Allocated memory is still 113.2MB. Free memory was 83.4MB in the beginning and 65.8MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,385 INFO L158 Benchmark]: CodeCheck took 153.71ms. Allocated memory is still 113.2MB. Free memory was 65.8MB in the beginning and 60.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,386 INFO L158 Benchmark]: Witness Printer took 106.01ms. Allocated memory is still 113.2MB. Free memory was 60.2MB in the beginning and 57.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:35,389 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, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.94ms. Allocated memory is still 113.2MB. Free memory was 73.0MB in the beginning and 86.6MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.73ms. Allocated memory is still 113.2MB. Free memory was 86.6MB in the beginning and 84.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.39ms. Allocated memory is still 113.2MB. Free memory was 84.7MB in the beginning and 83.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 573.40ms. Allocated memory is still 113.2MB. Free memory was 83.4MB in the beginning and 65.8MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 153.71ms. Allocated memory is still 113.2MB. Free memory was 65.8MB in the beginning and 60.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 106.01ms. Allocated memory is still 113.2MB. Free memory was 60.2MB in the beginning and 57.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:55:35,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd211ae-dc18-4ff6-a1c2-01361e6146df/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