./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label14.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_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/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_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/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_e21e91b9-b7ea-45c2-9f19-7227fce90534/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 471d591bac756b3641e5eebd3ed64b220338148881b3c7fbab3f4295451226cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:36,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:36,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:37,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:37,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:37,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:37,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:37,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:37,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:37,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:37,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:37,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:37,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:37,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:37,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:37,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:37,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:37,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:37,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:37,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:37,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:37,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:37,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:37,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:37,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:37,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:37,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:37,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:37,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:37,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:37,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:37,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:37,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:37,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:37,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:37,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:37,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:37,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:37,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:37,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:37,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:37,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:37,192 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:37,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:37,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:37,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:37,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:37,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:37,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:37,196 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:37,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:37,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:37,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:37,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:37,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:37,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:37,199 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:37,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:37,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:37,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:37,200 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:37,200 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:37,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:37,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:37,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:37,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:37,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:37,202 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:37,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:37,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:37,203 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_e21e91b9-b7ea-45c2-9f19-7227fce90534/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471d591bac756b3641e5eebd3ed64b220338148881b3c7fbab3f4295451226cd [2021-11-23 15:04:37,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:37,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:37,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:37,605 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:37,607 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:37,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2021-11-23 15:04:37,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/3634a1f2c/56eda93852d24e1496b2f68eea15e86e/FLAG25eb49ced [2021-11-23 15:04:38,366 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:38,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2021-11-23 15:04:38,386 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/3634a1f2c/56eda93852d24e1496b2f68eea15e86e/FLAG25eb49ced [2021-11-23 15:04:38,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/3634a1f2c/56eda93852d24e1496b2f68eea15e86e [2021-11-23 15:04:38,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:38,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:38,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:38,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:38,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:38,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f07c26d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38, skipping insertion in model container [2021-11-23 15:04:38,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:38,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:39,103 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_e21e91b9-b7ea-45c2-9f19-7227fce90534/sv-benchmarks/c/eca-rers2012/Problem02_label14.c[18715,18728] [2021-11-23 15:04:39,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:39,143 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:39,253 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_e21e91b9-b7ea-45c2-9f19-7227fce90534/sv-benchmarks/c/eca-rers2012/Problem02_label14.c[18715,18728] [2021-11-23 15:04:39,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:39,303 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:39,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39 WrapperNode [2021-11-23 15:04:39,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:39,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:39,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:39,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:39,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,386 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2021-11-23 15:04:39,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:39,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:39,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:39,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:39,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:39,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:39,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:39,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:39,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:39,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:39,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:39,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:39,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:39,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:39,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:39,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:39,661 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:39,662 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:40,760 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:40,809 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 15:04:40,814 INFO L158 Benchmark]: Toolchain (without parser) took 2235.77ms. Allocated memory is still 96.5MB. Free memory was 75.4MB in the beginning and 52.9MB in the end (delta: 22.5MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:40,816 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:40,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.02ms. Allocated memory is still 96.5MB. Free memory was 75.2MB in the beginning and 54.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:40,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.91ms. Allocated memory is still 96.5MB. Free memory was 54.7MB in the beginning and 49.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:40,820 INFO L158 Benchmark]: Boogie Preprocessor took 84.78ms. Allocated memory is still 96.5MB. Free memory was 49.3MB in the beginning and 45.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:40,821 INFO L158 Benchmark]: RCFGBuilder took 1339.43ms. Allocated memory is still 96.5MB. Free memory was 45.1MB in the beginning and 52.9MB in the end (delta: -7.8MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:40,829 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.02ms. Allocated memory is still 96.5MB. Free memory was 75.2MB in the beginning and 54.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.91ms. Allocated memory is still 96.5MB. Free memory was 54.7MB in the beginning and 49.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.78ms. Allocated memory is still 96.5MB. Free memory was 49.3MB in the beginning and 45.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1339.43ms. Allocated memory is still 96.5MB. Free memory was 45.1MB in the beginning and 52.9MB in the end (delta: -7.8MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:40,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/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_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/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_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/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_e21e91b9-b7ea-45c2-9f19-7227fce90534/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 471d591bac756b3641e5eebd3ed64b220338148881b3c7fbab3f4295451226cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:43,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:43,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:43,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:43,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:43,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:43,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:43,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:43,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:43,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:43,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:43,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:43,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:43,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:43,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:43,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:43,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:43,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:43,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:43,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:43,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:43,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:43,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:43,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:43,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:43,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:43,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:43,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:43,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:43,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:43,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:43,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:43,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:43,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:43,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:43,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:43,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:43,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:43,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:43,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:43,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:43,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:43,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:43,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:43,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:43,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:43,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:43,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:43,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:43,537 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:43,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:43,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:43,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:43,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:43,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:43,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:43,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:43,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:43,541 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:43,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:43,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:43,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:43,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:43,542 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:43,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:43,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:43,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:43,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:43,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:43,543 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:43,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:43,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:43,544 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:43,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:43,545 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_e21e91b9-b7ea-45c2-9f19-7227fce90534/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471d591bac756b3641e5eebd3ed64b220338148881b3c7fbab3f4295451226cd [2021-11-23 15:04:43,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:43,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:43,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:43,942 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:43,943 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:43,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2021-11-23 15:04:44,014 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/0a501c89d/d6b8f7ee15674af7a4da4e401a858696/FLAGaf606ad70 [2021-11-23 15:04:44,638 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:44,639 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2021-11-23 15:04:44,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/0a501c89d/d6b8f7ee15674af7a4da4e401a858696/FLAGaf606ad70 [2021-11-23 15:04:44,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/data/0a501c89d/d6b8f7ee15674af7a4da4e401a858696 [2021-11-23 15:04:44,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:44,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:44,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:44,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:44,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:44,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30739961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44, skipping insertion in model container [2021-11-23 15:04:44,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:44,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:44,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:45,395 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_e21e91b9-b7ea-45c2-9f19-7227fce90534/sv-benchmarks/c/eca-rers2012/Problem02_label14.c[18715,18728] [2021-11-23 15:04:45,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:45,457 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:45,544 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_e21e91b9-b7ea-45c2-9f19-7227fce90534/sv-benchmarks/c/eca-rers2012/Problem02_label14.c[18715,18728] [2021-11-23 15:04:45,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:45,570 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:45,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45 WrapperNode [2021-11-23 15:04:45,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:45,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:45,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:45,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:45,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,697 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 666 [2021-11-23 15:04:45,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:45,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:45,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:45,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:45,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:45,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:45,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:45,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:45,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:45,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:45,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:45,978 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:45,979 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:47,247 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:47,302 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 15:04:47,309 INFO L158 Benchmark]: Toolchain (without parser) took 2389.12ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 34.6MB in the beginning and 40.8MB in the end (delta: -6.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,310 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:47,312 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.08ms. Allocated memory is still 58.7MB. Free memory was 34.4MB in the beginning and 27.2MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,313 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.73ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.2MB in the beginning and 50.1MB in the end (delta: -22.9MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,314 INFO L158 Benchmark]: Boogie Preprocessor took 97.32ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 45.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,315 INFO L158 Benchmark]: RCFGBuilder took 1508.85ms. Allocated memory is still 73.4MB. Free memory was 45.9MB in the beginning and 40.8MB in the end (delta: 5.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.08ms. Allocated memory is still 58.7MB. Free memory was 34.4MB in the beginning and 27.2MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.73ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.2MB in the beginning and 50.1MB in the end (delta: -22.9MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.32ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 45.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1508.85ms. Allocated memory is still 73.4MB. Free memory was 45.9MB in the beginning and 40.8MB in the end (delta: 5.1MB). Peak memory consumption was 20.4MB. 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 15:04:47,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21e91b9-b7ea-45c2-9f19-7227fce90534/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