./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu --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 5914c4745abcb0dcb313c2b575f4f16975b523b456d4ed119a355a5c133e341f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:46,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:46,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:46,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:46,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:46,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:46,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:46,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:46,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:46,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:46,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:46,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:46,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:46,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:46,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:46,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:46,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:46,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:46,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:46,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:46,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:46,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:46,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:46,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:46,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:46,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:46,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:46,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:46,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:46,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:46,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:46,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:46,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:46,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:46,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:46,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:46,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:46,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:46,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:46,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:46,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:46,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:46,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:46,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:46,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:46,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:46,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:46,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:46,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:46,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:46,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:46,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:46,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:46,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:46,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:46,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:46,872 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:46,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:46,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:46,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:46,873 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:46,874 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:46,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:46,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:46,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:46,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:46,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:46,875 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:46,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:46,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:46,876 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_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5914c4745abcb0dcb313c2b575f4f16975b523b456d4ed119a355a5c133e341f [2021-11-23 15:02:47,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:47,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:47,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:47,207 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:47,208 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:47,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2021-11-23 15:02:47,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/fbeb6cfe7/5c243c8463d84faf893ef596ce945b40/FLAGce5902125 [2021-11-23 15:02:47,852 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:47,853 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2021-11-23 15:02:47,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/fbeb6cfe7/5c243c8463d84faf893ef596ce945b40/FLAGce5902125 [2021-11-23 15:02:48,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/fbeb6cfe7/5c243c8463d84faf893ef596ce945b40 [2021-11-23 15:02:48,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:48,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:48,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:48,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:48,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:48,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ccf69f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48, skipping insertion in model container [2021-11-23 15:02:48,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:48,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:48,449 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_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[359,372] [2021-11-23 15:02:48,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:48,499 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:48,514 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_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[359,372] [2021-11-23 15:02:48,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:48,531 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:48,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48 WrapperNode [2021-11-23 15:02:48,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:48,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:48,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:48,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:48,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,571 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2021-11-23 15:02:48,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:48,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:48,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:48,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:48,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:48,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:48,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:48,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:48,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:48,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:48,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:48,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:48,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:48,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:48,752 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:48,754 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:48,875 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:48,894 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:02:48,894 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:02:48,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:02:48 BoogieIcfgContainer [2021-11-23 15:02:48,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:02:48,899 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:02:48,899 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:02:48,910 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:02:48,910 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:02:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:02:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-23 15:02:49,003 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-23 15:02:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:02:49,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:02:49,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:02:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:02:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:02:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:02:49,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2021-11-23 15:02:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2021-11-23 15:02:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:02:49,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:02:49,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:02:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 15:02:49,216 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 15:02:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 15:02:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 15:02:49,263 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 15:02:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 15:02:49,276 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2021-11-23 15:02:49,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:02:49 ImpRootNode [2021-11-23 15:02:49,300 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 15:02:49,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 15:02:49,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 15:02:49,302 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 15:02:49,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:02:48" (3/4) ... [2021-11-23 15:02:49,306 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 15:02:49,306 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 15:02:49,307 INFO L158 Benchmark]: Toolchain (without parser) took 1049.16ms. Allocated memory is still 115.3MB. Free memory was 78.7MB in the beginning and 66.4MB in the end (delta: 12.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,308 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory was 95.0MB in the beginning and 95.0MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:49,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.08ms. Allocated memory is still 115.3MB. Free memory was 78.5MB in the beginning and 92.3MB in the end (delta: -13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.17ms. Allocated memory is still 115.3MB. Free memory was 92.3MB in the beginning and 90.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,312 INFO L158 Benchmark]: Boogie Preprocessor took 27.58ms. Allocated memory is still 115.3MB. Free memory was 90.6MB in the beginning and 89.8MB in the end (delta: 802.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:49,313 INFO L158 Benchmark]: RCFGBuilder took 297.09ms. Allocated memory is still 115.3MB. Free memory was 89.8MB in the beginning and 80.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,314 INFO L158 Benchmark]: CodeCheck took 401.66ms. Allocated memory is still 115.3MB. Free memory was 80.7MB in the beginning and 66.8MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:49,315 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 115.3MB. Free memory was 66.8MB in the beginning and 66.4MB in the end (delta: 371.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:49,322 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, 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, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 30 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 7]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 16. Possible FailurePath: [L12] unsigned int x = 5; VAL [x=5] [L13] COND FALSE !(__VERIFIER_nondet_int()) [L16] CALL __VERIFIER_assert((x & 5) == 5) [L6] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L7] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory was 95.0MB in the beginning and 95.0MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.08ms. Allocated memory is still 115.3MB. Free memory was 78.5MB in the beginning and 92.3MB in the end (delta: -13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.17ms. Allocated memory is still 115.3MB. Free memory was 92.3MB in the beginning and 90.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.58ms. Allocated memory is still 115.3MB. Free memory was 90.6MB in the beginning and 89.8MB in the end (delta: 802.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 297.09ms. Allocated memory is still 115.3MB. Free memory was 89.8MB in the beginning and 80.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 401.66ms. Allocated memory is still 115.3MB. Free memory was 80.7MB in the beginning and 66.8MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 115.3MB. Free memory was 66.8MB in the beginning and 66.4MB in the end (delta: 371.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 15:02:49,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu --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 5914c4745abcb0dcb313c2b575f4f16975b523b456d4ed119a355a5c133e341f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:51,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:51,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:51,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:51,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:51,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:51,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:51,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:51,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:51,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:51,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:51,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:51,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:51,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:51,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:51,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:51,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:51,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:51,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:51,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:51,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:51,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:51,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:51,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:51,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:51,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:51,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:51,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:51,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:51,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:51,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:51,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:51,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:51,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:51,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:51,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:51,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:51,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:51,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:51,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:51,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:51,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:52,038 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:52,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:52,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:52,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:52,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:52,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:52,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:52,042 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:52,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:52,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:52,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:52,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:52,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:52,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:52,045 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:52,045 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:52,045 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:52,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:52,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:52,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:52,046 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:52,046 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:52,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:52,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:52,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:52,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:52,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:52,047 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:52,048 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:52,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:52,048 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:52,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:52,049 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5914c4745abcb0dcb313c2b575f4f16975b523b456d4ed119a355a5c133e341f [2021-11-23 15:02:52,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:52,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:52,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:52,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:52,441 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:52,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2021-11-23 15:02:52,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/3f4bdbbc1/80a1e012246e4b0aac730b517383d6f7/FLAG4f47c91fd [2021-11-23 15:02:52,952 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:52,953 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2021-11-23 15:02:52,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/3f4bdbbc1/80a1e012246e4b0aac730b517383d6f7/FLAG4f47c91fd [2021-11-23 15:02:53,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/data/3f4bdbbc1/80a1e012246e4b0aac730b517383d6f7 [2021-11-23 15:02:53,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:53,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:53,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:53,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:53,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e6888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53, skipping insertion in model container [2021-11-23 15:02:53,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:53,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:53,609 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_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[359,372] [2021-11-23 15:02:53,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:53,635 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:53,691 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_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[359,372] [2021-11-23 15:02:53,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:53,709 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:53,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53 WrapperNode [2021-11-23 15:02:53,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:53,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:53,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:53,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,741 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2021-11-23 15:02:53,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:53,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:53,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:53,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:53,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:53,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:53,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:53,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:53,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:53,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:53,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:53,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:53,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:53,939 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:53,941 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:54,048 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:54,061 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:54,065 INFO L158 Benchmark]: Toolchain (without parser) took 678.32ms. Allocated memory is still 71.3MB. Free memory was 56.1MB in the beginning and 44.1MB in the end (delta: 12.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,066 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:54,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.63ms. Allocated memory is still 71.3MB. Free memory was 55.9MB in the beginning and 55.1MB in the end (delta: 776.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.72ms. Allocated memory is still 71.3MB. Free memory was 55.1MB in the beginning and 53.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:54,069 INFO L158 Benchmark]: Boogie Preprocessor took 20.53ms. Allocated memory is still 71.3MB. Free memory was 53.5MB in the beginning and 52.6MB in the end (delta: 994.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:54,070 INFO L158 Benchmark]: RCFGBuilder took 300.36ms. Allocated memory is still 71.3MB. Free memory was 52.6MB in the beginning and 44.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,074 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.63ms. Allocated memory is still 71.3MB. Free memory was 55.9MB in the beginning and 55.1MB in the end (delta: 776.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.72ms. Allocated memory is still 71.3MB. Free memory was 55.1MB in the beginning and 53.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.53ms. Allocated memory is still 71.3MB. Free memory was 53.5MB in the beginning and 52.6MB in the end (delta: 994.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.36ms. Allocated memory is still 71.3MB. Free memory was 52.6MB in the beginning and 44.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:54,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6b8f04f-f3e8-44a8-b446-5f44fdfa8eeb/bin/ukojak-CwSLpZB5Qu/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable