./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/Mono3_1.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_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/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_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/Mono3_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/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_e83a5534-687e-417d-bf7a-8824397cd8af/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 0756a7f5fb7c80ee6b59c75ec6cf9015a96d2c6a2bbe84a426dbe33a7087e683 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:29,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:29,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:29,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:29,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:29,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:29,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:29,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:29,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:29,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:29,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:29,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:29,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:29,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:29,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:29,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:29,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:29,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:29,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:29,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:29,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:29,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:29,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:29,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:29,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:29,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:29,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:29,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:29,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:29,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:29,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:29,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:29,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:29,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:29,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:29,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:29,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:29,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:29,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:29,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:29,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:29,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:29,615 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:29,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:29,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:29,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:29,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:29,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:29,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:29,628 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:29,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:29,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:29,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:29,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:29,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:29,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:29,629 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:29,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:29,630 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:29,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:29,630 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:29,630 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:29,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:29,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:29,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:29,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:29,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:29,632 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:29,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:29,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:29,632 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_e83a5534-687e-417d-bf7a-8824397cd8af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0756a7f5fb7c80ee6b59c75ec6cf9015a96d2c6a2bbe84a426dbe33a7087e683 [2021-11-23 15:45:29,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:29,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:29,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:29,969 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:29,970 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:29,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2021-11-23 15:45:30,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/368b41c5c/5760ef45201341a1a52f0cc24e874af0/FLAG1986d4515 [2021-11-23 15:45:30,488 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:30,488 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2021-11-23 15:45:30,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/368b41c5c/5760ef45201341a1a52f0cc24e874af0/FLAG1986d4515 [2021-11-23 15:45:30,873 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/368b41c5c/5760ef45201341a1a52f0cc24e874af0 [2021-11-23 15:45:30,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:30,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:30,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:30,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:30,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:30,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:30" (1/1) ... [2021-11-23 15:45:30,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635e52a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:30, skipping insertion in model container [2021-11-23 15:45:30,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:30" (1/1) ... [2021-11-23 15:45:30,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:30,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:31,100 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_e83a5534-687e-417d-bf7a-8824397cd8af/sv-benchmarks/c/loops-crafted-1/Mono3_1.c[311,324] [2021-11-23 15:45:31,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:31,121 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:31,133 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_e83a5534-687e-417d-bf7a-8824397cd8af/sv-benchmarks/c/loops-crafted-1/Mono3_1.c[311,324] [2021-11-23 15:45:31,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:31,148 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:31,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31 WrapperNode [2021-11-23 15:45:31,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:31,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:31,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:31,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:31,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,181 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2021-11-23 15:45:31,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:31,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:31,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:31,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:31,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:31,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:31,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:31,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:31,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:31,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:31,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:31,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:31,371 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:31,373 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:31,493 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:31,506 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 15:45:31,512 INFO L158 Benchmark]: Toolchain (without parser) took 633.69ms. Allocated memory is still 94.4MB. Free memory was 53.5MB in the beginning and 59.0MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:31,513 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:31,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.26ms. Allocated memory is still 94.4MB. Free memory was 53.3MB in the beginning and 70.1MB in the end (delta: -16.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:31,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.32ms. Allocated memory is still 94.4MB. Free memory was 70.1MB in the beginning and 68.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:31,516 INFO L158 Benchmark]: Boogie Preprocessor took 31.10ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 67.7MB in the end (delta: 942.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:31,517 INFO L158 Benchmark]: RCFGBuilder took 296.14ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 59.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:31,531 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.26ms. Allocated memory is still 94.4MB. Free memory was 53.3MB in the beginning and 70.1MB in the end (delta: -16.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.32ms. Allocated memory is still 94.4MB. Free memory was 70.1MB in the beginning and 68.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.10ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 67.7MB in the end (delta: 942.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 296.14ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 59.0MB in the end (delta: 8.8MB). 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 15:45:31,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/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_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/Mono3_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/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_e83a5534-687e-417d-bf7a-8824397cd8af/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 0756a7f5fb7c80ee6b59c75ec6cf9015a96d2c6a2bbe84a426dbe33a7087e683 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:34,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:34,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:34,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:34,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:34,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:34,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:34,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:34,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:34,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:34,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:34,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:34,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:34,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:34,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:34,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:34,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:34,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:34,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:34,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:34,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:34,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:34,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:34,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:34,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:34,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:34,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:34,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:34,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:34,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:34,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:34,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:34,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:34,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:34,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:34,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:34,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:34,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:34,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:34,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:34,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:34,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:34,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:34,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:34,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:34,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:34,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:34,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:34,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:34,212 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:34,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:34,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:34,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:34,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:34,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:34,214 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:34,214 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:34,214 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:34,214 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:34,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:34,215 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:34,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:34,215 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:34,216 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:34,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:34,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:34,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:34,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:34,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:34,217 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:34,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:34,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:34,218 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:34,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:34,218 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_e83a5534-687e-417d-bf7a-8824397cd8af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0756a7f5fb7c80ee6b59c75ec6cf9015a96d2c6a2bbe84a426dbe33a7087e683 [2021-11-23 15:45:34,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:34,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:34,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:34,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:34,654 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:34,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2021-11-23 15:45:34,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/4990fa0b0/ac7207ff437648a48519afdc0e0b7bf2/FLAG687fb7ade [2021-11-23 15:45:35,300 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:35,302 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2021-11-23 15:45:35,312 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/4990fa0b0/ac7207ff437648a48519afdc0e0b7bf2/FLAG687fb7ade [2021-11-23 15:45:35,680 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/data/4990fa0b0/ac7207ff437648a48519afdc0e0b7bf2 [2021-11-23 15:45:35,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:35,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:35,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:35,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:35,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:35,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdd883b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35, skipping insertion in model container [2021-11-23 15:45:35,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:35,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:35,840 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_e83a5534-687e-417d-bf7a-8824397cd8af/sv-benchmarks/c/loops-crafted-1/Mono3_1.c[311,324] [2021-11-23 15:45:35,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:35,862 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:35,875 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_e83a5534-687e-417d-bf7a-8824397cd8af/sv-benchmarks/c/loops-crafted-1/Mono3_1.c[311,324] [2021-11-23 15:45:35,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:35,900 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:35,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35 WrapperNode [2021-11-23 15:45:35,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:35,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:35,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:35,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:35,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,933 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2021-11-23 15:45:35,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:35,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:35,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:35,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:35,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:35,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:35,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:35,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:35,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:35,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:35,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:36,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:36,095 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:36,096 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:36,211 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:36,225 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 15:45:36,230 INFO L158 Benchmark]: Toolchain (without parser) took 544.42ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 30.7MB in the end (delta: 6.0MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,231 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:36,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.20ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 42.1MB in the end (delta: -5.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.69ms. Allocated memory is still 58.7MB. Free memory was 42.1MB in the beginning and 40.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:36,233 INFO L158 Benchmark]: Boogie Preprocessor took 22.12ms. Allocated memory is still 58.7MB. Free memory was 40.8MB in the beginning and 39.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,234 INFO L158 Benchmark]: RCFGBuilder took 270.91ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 30.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:36,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.7MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.20ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 42.1MB in the end (delta: -5.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.69ms. Allocated memory is still 58.7MB. Free memory was 42.1MB in the beginning and 40.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.12ms. Allocated memory is still 58.7MB. Free memory was 40.8MB in the beginning and 39.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 270.91ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 30.7MB in the end (delta: 8.9MB). 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 15:45:36,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83a5534-687e-417d-bf7a-8824397cd8af/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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