./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i --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_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/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_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/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_3711a768-f7fc-4b9a-8816-f875b70354c9/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 e683f6e2db40131b14c5db4c44cb0bc308464b8b58cfd5d36c28d692bcb3b448 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:01,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:01,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:02,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:02,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:02,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:02,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:02,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:02,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:02,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:02,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:02,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:02,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:02,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:02,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:02,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:02,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:02,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:02,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:02,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:02,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:02,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:02,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:02,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:02,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:02,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:02,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:02,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:02,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:02,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:02,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:02,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:02,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:02,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:02,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:02,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:02,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:02,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:02,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:02,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:02,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:02,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:02,157 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:02,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:02,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:02,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:02,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:02,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:02,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:02,160 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:02,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:02,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:02,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:02,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:02,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:02,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:02,168 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:02,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:02,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:02,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:02,169 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:02,169 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:02,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:02,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:02,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:02,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:02,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:02,171 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:02,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:02,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:02,171 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_3711a768-f7fc-4b9a-8816-f875b70354c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e683f6e2db40131b14c5db4c44cb0bc308464b8b58cfd5d36c28d692bcb3b448 [2021-11-23 15:44:02,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:02,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:02,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:02,432 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:02,433 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:02,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i [2021-11-23 15:44:02,510 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/fb38d211e/9bf64219bda5492bbf4c8bcebc5ef0be/FLAG31da80697 [2021-11-23 15:44:02,956 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:02,957 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i [2021-11-23 15:44:02,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/fb38d211e/9bf64219bda5492bbf4c8bcebc5ef0be/FLAG31da80697 [2021-11-23 15:44:03,342 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/fb38d211e/9bf64219bda5492bbf4c8bcebc5ef0be [2021-11-23 15:44:03,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:03,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:03,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:03,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:03,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:03,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4e149f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03, skipping insertion in model container [2021-11-23 15:44:03,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:03,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:03,564 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_3711a768-f7fc-4b9a-8816-f875b70354c9/sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i[822,835] [2021-11-23 15:44:03,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:03,593 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:03,614 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_3711a768-f7fc-4b9a-8816-f875b70354c9/sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i[822,835] [2021-11-23 15:44:03,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:03,639 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:03,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03 WrapperNode [2021-11-23 15:44:03,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:03,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:03,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:03,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:03,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,680 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2021-11-23 15:44:03,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:03,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:03,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:03,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:03,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:03,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:03,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:03,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:03,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:03" (1/1) ... [2021-11-23 15:44:03,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:03,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:03,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:03,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:44:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:44:03,881 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:03,883 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:04,016 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:04,036 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 15:44:04,040 INFO L158 Benchmark]: Toolchain (without parser) took 693.40ms. Allocated memory is still 92.3MB. Free memory was 59.7MB in the beginning and 56.6MB in the end (delta: 3.1MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:04,041 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:04,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.56ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 68.9MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:04,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.97ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 67.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:04,044 INFO L158 Benchmark]: Boogie Preprocessor took 33.53ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 66.3MB in the end (delta: 944.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:04,045 INFO L158 Benchmark]: RCFGBuilder took 322.92ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 56.6MB in the end (delta: 9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:44:04,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.56ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 68.9MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.97ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 67.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.53ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 66.3MB in the end (delta: 944.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 322.92ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 56.6MB in the end (delta: 9.7MB). Peak memory consumption was 12.6MB. 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 15:44:04,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/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_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/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_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/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_3711a768-f7fc-4b9a-8816-f875b70354c9/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 e683f6e2db40131b14c5db4c44cb0bc308464b8b58cfd5d36c28d692bcb3b448 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:06,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:06,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:06,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:06,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:06,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:06,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:06,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:06,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:06,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:06,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:06,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:06,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:06,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:06,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:06,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:06,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:06,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:06,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:06,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:06,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:06,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:06,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:06,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:06,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:06,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:06,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:06,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:06,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:06,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:06,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:06,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:06,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:06,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:06,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:06,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:06,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:06,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:06,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:06,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:06,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:06,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:06,634 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:06,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:06,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:06,636 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:06,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:06,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:06,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:06,638 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:06,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:06,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:06,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:06,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:06,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:06,644 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:06,644 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:06,644 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:06,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:06,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:06,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:06,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:06,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:06,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:06,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:06,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:06,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:06,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:06,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:06,647 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:06,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:06,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:06,647 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:06,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:06,648 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_3711a768-f7fc-4b9a-8816-f875b70354c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e683f6e2db40131b14c5db4c44cb0bc308464b8b58cfd5d36c28d692bcb3b448 [2021-11-23 15:44:07,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:07,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:07,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:07,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:07,048 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:07,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i [2021-11-23 15:44:07,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/6bb064fbc/eb669458f15844339611315130d53072/FLAGc3ae2f0a6 [2021-11-23 15:44:07,626 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:07,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i [2021-11-23 15:44:07,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/6bb064fbc/eb669458f15844339611315130d53072/FLAGc3ae2f0a6 [2021-11-23 15:44:08,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/data/6bb064fbc/eb669458f15844339611315130d53072 [2021-11-23 15:44:08,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:08,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:08,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:08,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:08,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:08,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0093c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08, skipping insertion in model container [2021-11-23 15:44:08,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:08,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:08,230 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_3711a768-f7fc-4b9a-8816-f875b70354c9/sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i[822,835] [2021-11-23 15:44:08,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:08,269 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:08,291 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_3711a768-f7fc-4b9a-8816-f875b70354c9/sv-benchmarks/c/array-lopstr16/partial_lesser_bound-1.i[822,835] [2021-11-23 15:44:08,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:08,335 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:08,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08 WrapperNode [2021-11-23 15:44:08,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:08,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:08,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:08,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:08,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,375 INFO L137 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2021-11-23 15:44:08,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:08,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:08,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:08,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:08,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:08,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:08,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:08,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:08,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:08" (1/1) ... [2021-11-23 15:44:08,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:08,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:08,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:08,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:44:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:08,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:44:08,578 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:08,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:08,719 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:08,742 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 15:44:08,747 INFO L158 Benchmark]: Toolchain (without parser) took 706.60ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 32.4MB in the end (delta: 9.3MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:08,748 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:08,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.92ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 45.3MB in the end (delta: -3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:44:08,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.91ms. Allocated memory is still 62.9MB. Free memory was 45.1MB in the beginning and 43.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:08,751 INFO L158 Benchmark]: Boogie Preprocessor took 43.77ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 42.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:08,752 INFO L158 Benchmark]: RCFGBuilder took 322.67ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 32.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:44:08,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.92ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 45.3MB in the end (delta: -3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.91ms. Allocated memory is still 62.9MB. Free memory was 45.1MB in the beginning and 43.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.77ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 42.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 322.67ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 32.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. 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 15:44:08,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3711a768-f7fc-4b9a-8816-f875b70354c9/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