./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label01.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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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 500fb51493d30e1b316117b24f5b2ae67d8f35b2c1172c5ed38f45dce818927e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:24,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:24,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:24,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:24,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:24,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:24,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:24,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:24,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:24,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:24,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:24,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:24,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:24,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:24,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:24,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:24,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:24,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:24,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:24,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:24,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:24,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:24,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:24,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:24,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:24,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:24,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:24,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:24,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:24,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:24,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:24,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:24,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:24,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:24,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:24,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:24,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:24,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:24,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:24,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:24,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:24,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:25,013 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:25,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:25,015 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:25,016 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:25,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:25,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:25,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:25,017 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:25,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:25,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:25,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:25,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:25,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:25,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:25,026 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:25,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:25,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:25,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:25,027 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:25,029 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:25,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:25,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:25,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:25,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:25,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:25,036 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:25,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:25,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:25,036 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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500fb51493d30e1b316117b24f5b2ae67d8f35b2c1172c5ed38f45dce818927e [2021-11-23 15:51:25,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:25,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:25,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:25,311 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:25,312 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:25,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2021-11-23 15:51:25,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/6da55d7d6/8a031980e908496da0de159f79fb2881/FLAGb4c76ab7d [2021-11-23 15:51:26,299 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:26,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2021-11-23 15:51:26,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/6da55d7d6/8a031980e908496da0de159f79fb2881/FLAGb4c76ab7d [2021-11-23 15:51:26,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/6da55d7d6/8a031980e908496da0de159f79fb2881 [2021-11-23 15:51:26,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:26,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:26,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:26,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:26,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:26,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:26" (1/1) ... [2021-11-23 15:51:26,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb738bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:26, skipping insertion in model container [2021-11-23 15:51:26,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:26" (1/1) ... [2021-11-23 15:51:26,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:26,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:27,379 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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/sv-benchmarks/c/eca-rers2012/Problem13_label01.c[7003,7016] [2021-11-23 15:51:28,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:28,813 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:28,884 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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/sv-benchmarks/c/eca-rers2012/Problem13_label01.c[7003,7016] [2021-11-23 15:51:29,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:29,638 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:29,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29 WrapperNode [2021-11-23 15:51:29,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:29,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:29,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:29,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:29,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:29,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,485 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:51:30,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:30,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:30,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:30,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:30,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:31,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:31,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:31,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:31,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:31,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:31,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:31,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:31,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:31,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:31,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:31,438 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:31,455 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:37,677 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:37,734 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 15:51:37,744 INFO L158 Benchmark]: Toolchain (without parser) took 10947.12ms. Allocated memory was 115.3MB in the beginning and 813.7MB in the end (delta: 698.4MB). Free memory was 64.6MB in the beginning and 580.4MB in the end (delta: -515.8MB). Peak memory consumption was 324.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,746 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:37,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2842.84ms. Allocated memory was 115.3MB in the beginning and 203.4MB in the end (delta: 88.1MB). Free memory was 64.3MB in the beginning and 99.6MB in the end (delta: -35.3MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 845.67ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 99.6MB in the beginning and 274.0MB in the end (delta: -174.3MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,750 INFO L158 Benchmark]: Boogie Preprocessor took 615.35ms. Allocated memory is still 406.8MB. Free memory was 274.0MB in the beginning and 215.3MB in the end (delta: 58.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,751 INFO L158 Benchmark]: RCFGBuilder took 6638.03ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 215.3MB in the beginning and 580.4MB in the end (delta: -365.1MB). Peak memory consumption was 185.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2842.84ms. Allocated memory was 115.3MB in the beginning and 203.4MB in the end (delta: 88.1MB). Free memory was 64.3MB in the beginning and 99.6MB in the end (delta: -35.3MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 845.67ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 99.6MB in the beginning and 274.0MB in the end (delta: -174.3MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 615.35ms. Allocated memory is still 406.8MB. Free memory was 274.0MB in the beginning and 215.3MB in the end (delta: 58.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 6638.03ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 215.3MB in the beginning and 580.4MB in the end (delta: -365.1MB). Peak memory consumption was 185.5MB. 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 15:51:37,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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 500fb51493d30e1b316117b24f5b2ae67d8f35b2c1172c5ed38f45dce818927e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:40,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:40,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:40,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:40,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:40,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:40,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:40,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:40,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:40,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:40,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:40,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:40,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:40,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:40,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:40,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:40,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:40,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:40,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:40,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:40,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:40,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:40,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:40,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:40,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:40,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:40,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:40,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:40,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:40,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:40,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:40,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:40,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:40,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:40,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:40,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:40,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:40,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:40,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:40,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:40,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:40,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:40,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:40,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:40,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:40,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:40,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:40,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:40,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:40,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:40,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:40,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:40,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:40,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:40,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:40,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:40,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:40,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:40,555 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:40,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:40,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:40,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:40,556 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:40,556 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:40,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:40,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:40,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:40,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:40,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:40,557 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:40,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:40,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:40,558 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:40,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:40,559 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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500fb51493d30e1b316117b24f5b2ae67d8f35b2c1172c5ed38f45dce818927e [2021-11-23 15:51:40,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:40,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:40,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:40,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:40,991 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:40,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2021-11-23 15:51:41,071 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/757db2b73/00124e2d3d4b433ab18e382792d5e9a0/FLAG6e490186f [2021-11-23 15:51:42,017 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:42,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2021-11-23 15:51:42,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/757db2b73/00124e2d3d4b433ab18e382792d5e9a0/FLAG6e490186f [2021-11-23 15:51:42,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/data/757db2b73/00124e2d3d4b433ab18e382792d5e9a0 [2021-11-23 15:51:42,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:42,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:42,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:42,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:42,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:42,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd9d395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42, skipping insertion in model container [2021-11-23 15:51:42,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:42,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:43,093 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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/sv-benchmarks/c/eca-rers2012/Problem13_label01.c[7003,7016] [2021-11-23 15:51:44,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:44,376 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:44,422 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_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/sv-benchmarks/c/eca-rers2012/Problem13_label01.c[7003,7016] [2021-11-23 15:51:45,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:45,252 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:45,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45 WrapperNode [2021-11-23 15:51:45,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:45,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:45,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:45,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:45,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:45,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:45,600 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:51:45,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:45,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:45,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:45,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:45,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:45,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:45,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:45,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:45,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:46,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:46,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:46,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:46,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:46,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:46,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:46,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:45" (1/1) ... [2021-11-23 15:51:46,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:46,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:46,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:46,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:46,444 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:46,446 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:36,330 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:36,379 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 15:52:36,385 INFO L158 Benchmark]: Toolchain (without parser) took 53928.11ms. Allocated memory was 71.3MB in the beginning and 364.9MB in the end (delta: 293.6MB). Free memory was 49.5MB in the beginning and 151.6MB in the end (delta: -102.1MB). Peak memory consumption was 264.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,385 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:36,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2796.34ms. Allocated memory was 71.3MB in the beginning and 121.6MB in the end (delta: 50.3MB). Free memory was 49.3MB in the beginning and 57.8MB in the end (delta: -8.5MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 346.39ms. Allocated memory is still 121.6MB. Free memory was 57.8MB in the beginning and 38.8MB in the end (delta: 19.0MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,388 INFO L158 Benchmark]: Boogie Preprocessor took 623.14ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 38.8MB in the beginning and 84.2MB in the end (delta: -45.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,389 INFO L158 Benchmark]: RCFGBuilder took 50156.49ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 83.5MB in the beginning and 151.6MB in the end (delta: -68.2MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,392 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 71.3MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2796.34ms. Allocated memory was 71.3MB in the beginning and 121.6MB in the end (delta: 50.3MB). Free memory was 49.3MB in the beginning and 57.8MB in the end (delta: -8.5MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 346.39ms. Allocated memory is still 121.6MB. Free memory was 57.8MB in the beginning and 38.8MB in the end (delta: 19.0MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 623.14ms. Allocated memory was 121.6MB in the beginning and 182.5MB in the end (delta: 60.8MB). Free memory was 38.8MB in the beginning and 84.2MB in the end (delta: -45.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * RCFGBuilder took 50156.49ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 83.5MB in the beginning and 151.6MB in the end (delta: -68.2MB). Peak memory consumption was 188.9MB. 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 15:52:36,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b3d2cc-4955-4fb8-876b-257cfa73bbd1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable