./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label15.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_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/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_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/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_7ea90f89-67b7-421b-8152-ab4df5762125/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 6f94f8bb4cfdb5d3c20397835eaaa4f27425eff4f685bcb39e403791a79050e3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:04,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:04,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:04,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:04,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:04,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:04,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:04,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:04,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:04,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:04,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:04,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:04,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:04,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:04,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:05,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:05,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:05,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:05,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:05,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:05,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:05,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:05,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:05,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:05,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:05,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:05,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:05,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:05,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:05,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:05,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:05,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:05,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:05,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:05,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:05,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:05,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:05,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:05,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:05,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:05,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:05,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:05,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:05,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:05,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:05,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:05,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:05,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:05,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:05,099 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:05,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:05,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:05,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:05,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:05,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:05,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:05,101 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:05,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:05,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:05,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:05,102 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:05,102 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:05,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:05,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:05,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:05,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:05,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:05,104 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:05,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:05,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:05,104 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_7ea90f89-67b7-421b-8152-ab4df5762125/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f94f8bb4cfdb5d3c20397835eaaa4f27425eff4f685bcb39e403791a79050e3 [2021-11-23 15:33:05,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:05,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:05,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:05,432 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:05,434 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:05,435 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label15.c [2021-11-23 15:33:05,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/159a5817d/0552a67e41a9414f85ae1e998f0f3447/FLAG01eb4dca6 [2021-11-23 15:33:06,220 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:06,221 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/sv-benchmarks/c/eca-rers2012/Problem11_label15.c [2021-11-23 15:33:06,243 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/159a5817d/0552a67e41a9414f85ae1e998f0f3447/FLAG01eb4dca6 [2021-11-23 15:33:06,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/159a5817d/0552a67e41a9414f85ae1e998f0f3447 [2021-11-23 15:33:06,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:06,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:06,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:06,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:06,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:06,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e1b90a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:06, skipping insertion in model container [2021-11-23 15:33:06,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:06" (1/1) ... [2021-11-23 15:33:06,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:06,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:06,711 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_7ea90f89-67b7-421b-8152-ab4df5762125/sv-benchmarks/c/eca-rers2012/Problem11_label15.c[2145,2158] [2021-11-23 15:33:07,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:07,083 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:07,112 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_7ea90f89-67b7-421b-8152-ab4df5762125/sv-benchmarks/c/eca-rers2012/Problem11_label15.c[2145,2158] [2021-11-23 15:33:07,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:07,282 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:07,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07 WrapperNode [2021-11-23 15:33:07,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:07,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:07,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:07,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:07,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,472 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2021-11-23 15:33:07,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:07,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:07,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:07,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:07,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:07,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:07,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:07,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:07,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:07" (1/1) ... [2021-11-23 15:33:07,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:07,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:07,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:07,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:07,774 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:07,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:09,335 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:09,374 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 15:33:09,378 INFO L158 Benchmark]: Toolchain (without parser) took 2955.96ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 57.1MB in the beginning and 43.9MB in the end (delta: 13.3MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:09,379 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 58.8MB in the beginning and 58.7MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:09,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 861.25ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 56.9MB in the beginning and 61.1MB in the end (delta: -4.2MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:09,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.04ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 81.0MB in the end (delta: -19.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:09,382 INFO L158 Benchmark]: Boogie Preprocessor took 127.09ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 71.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:09,382 INFO L158 Benchmark]: RCFGBuilder took 1775.04ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 43.9MB in the end (delta: 28.1MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:09,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 58.8MB in the beginning and 58.7MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 861.25ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 56.9MB in the beginning and 61.1MB in the end (delta: -4.2MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.04ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 81.0MB in the end (delta: -19.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.09ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 71.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1775.04ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 43.9MB in the end (delta: 28.1MB). Peak memory consumption was 47.4MB. 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 15:33:09,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/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_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/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_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/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_7ea90f89-67b7-421b-8152-ab4df5762125/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 6f94f8bb4cfdb5d3c20397835eaaa4f27425eff4f685bcb39e403791a79050e3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:11,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:11,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:11,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:11,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:11,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:11,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:11,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:11,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:11,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:11,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:11,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:11,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:11,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:11,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:11,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:11,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:11,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:11,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:11,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:11,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:11,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:12,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:12,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:12,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:12,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:12,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:12,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:12,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:12,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:12,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:12,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:12,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:12,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:12,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:12,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:12,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:12,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:12,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:12,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:12,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:12,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:12,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:12,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:12,072 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:12,072 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:12,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:12,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:12,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:12,074 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:12,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:12,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:12,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:12,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:12,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:12,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:12,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:12,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:12,076 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:12,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:12,077 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:12,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:12,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:12,077 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:12,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:12,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:12,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:12,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:12,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:12,078 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:12,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:12,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:12,079 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:12,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:12,080 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_7ea90f89-67b7-421b-8152-ab4df5762125/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f94f8bb4cfdb5d3c20397835eaaa4f27425eff4f685bcb39e403791a79050e3 [2021-11-23 15:33:12,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:12,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:12,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:12,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:12,495 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:12,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label15.c [2021-11-23 15:33:12,568 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/524b91f22/7e6a4ffdb0ab41d386551b573237060b/FLAG09ccbc8d4 [2021-11-23 15:33:13,275 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:13,276 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/sv-benchmarks/c/eca-rers2012/Problem11_label15.c [2021-11-23 15:33:13,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/524b91f22/7e6a4ffdb0ab41d386551b573237060b/FLAG09ccbc8d4 [2021-11-23 15:33:13,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/data/524b91f22/7e6a4ffdb0ab41d386551b573237060b [2021-11-23 15:33:13,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:13,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:13,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:13,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:13,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:13,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641007be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13, skipping insertion in model container [2021-11-23 15:33:13,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:13,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:13,884 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_7ea90f89-67b7-421b-8152-ab4df5762125/sv-benchmarks/c/eca-rers2012/Problem11_label15.c[2145,2158] [2021-11-23 15:33:14,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:14,470 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:14,491 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_7ea90f89-67b7-421b-8152-ab4df5762125/sv-benchmarks/c/eca-rers2012/Problem11_label15.c[2145,2158] [2021-11-23 15:33:14,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:14,725 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:14,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14 WrapperNode [2021-11-23 15:33:14,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:14,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:14,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:14,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:14,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,850 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 997 [2021-11-23 15:33:14,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:14,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:14,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:14,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:14,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:14,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:14,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:14,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:14,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:14" (1/1) ... [2021-11-23 15:33:14,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:15,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:15,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:15,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:15,211 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:15,213 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:24,041 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:24,079 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 15:33:24,086 INFO L158 Benchmark]: Toolchain (without parser) took 10561.71ms. Allocated memory was 65.0MB in the beginning and 138.4MB in the end (delta: 73.4MB). Free memory was 42.3MB in the beginning and 81.5MB in the end (delta: -39.2MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,088 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.1MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:24,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1201.50ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 42.1MB in the beginning and 69.8MB in the end (delta: -27.7MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.73ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 61.0MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,091 INFO L158 Benchmark]: Boogie Preprocessor took 130.21ms. Allocated memory is still 102.8MB. Free memory was 61.0MB in the beginning and 54.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,092 INFO L158 Benchmark]: RCFGBuilder took 9100.07ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 54.3MB in the beginning and 81.5MB in the end (delta: -27.3MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.1MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1201.50ms. Allocated memory was 65.0MB in the beginning and 102.8MB in the end (delta: 37.7MB). Free memory was 42.1MB in the beginning and 69.8MB in the end (delta: -27.7MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.73ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 61.0MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.21ms. Allocated memory is still 102.8MB. Free memory was 61.0MB in the beginning and 54.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9100.07ms. Allocated memory was 102.8MB in the beginning and 138.4MB in the end (delta: 35.7MB). Free memory was 54.3MB in the beginning and 81.5MB in the end (delta: -27.3MB). Peak memory consumption was 25.3MB. 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 15:33:24,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea90f89-67b7-421b-8152-ab4df5762125/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