./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label31.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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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 030ee26298bd2420f8f616fb27ee842ae3e86a11841315b0a84bebf89a7dcbb5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:39,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:39,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:40,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:40,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:40,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:40,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:40,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:40,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:40,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:40,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:40,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:40,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:40,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:40,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:40,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:40,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:40,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:40,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:40,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:40,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:40,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:40,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:40,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:40,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:40,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:40,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:40,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:40,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:40,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:40,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:40,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:40,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:40,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:40,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:40,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:40,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:40,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:40,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:40,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:40,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:40,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:40,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:40,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:40,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:40,142 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:40,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:40,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:40,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:40,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:40,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:40,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:40,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:40,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:40,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:40,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:40,151 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:40,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:40,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:40,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:40,152 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:40,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:40,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:40,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:40,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:40,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:40,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:40,153 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:40,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:40,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:40,154 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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 030ee26298bd2420f8f616fb27ee842ae3e86a11841315b0a84bebf89a7dcbb5 [2021-11-23 15:50:40,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:40,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:40,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:40,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:40,445 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:40,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2021-11-23 15:50:40,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/4c3687350/cd420a01a90947f1902c004510822592/FLAG46f7a1eed [2021-11-23 15:50:41,155 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:41,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2021-11-23 15:50:41,185 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/4c3687350/cd420a01a90947f1902c004510822592/FLAG46f7a1eed [2021-11-23 15:50:41,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/4c3687350/cd420a01a90947f1902c004510822592 [2021-11-23 15:50:41,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:41,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:41,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:41,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:41,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:41,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:41" (1/1) ... [2021-11-23 15:50:41,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737339b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:41, skipping insertion in model container [2021-11-23 15:50:41,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:41" (1/1) ... [2021-11-23 15:50:41,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:41,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:41,699 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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/sv-benchmarks/c/eca-rers2012/Problem16_label31.c[1200,1213] [2021-11-23 15:50:42,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:42,263 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:42,279 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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/sv-benchmarks/c/eca-rers2012/Problem16_label31.c[1200,1213] [2021-11-23 15:50:42,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:42,502 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:42,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42 WrapperNode [2021-11-23 15:50:42,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:42,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:42,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:42,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:42,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,762 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2021-11-23 15:50:42,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:42,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:42,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:42,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:42,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:42,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:42,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:42,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:42,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:42" (1/1) ... [2021-11-23 15:50:42,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:42,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:42,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:43,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:43,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:43,105 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:43,107 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:45,274 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:45,322 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 15:50:45,328 INFO L158 Benchmark]: Toolchain (without parser) took 3997.92ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 81.3MB in the beginning and 67.2MB in the end (delta: 14.1MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,329 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 125.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:45,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1171.43ms. Allocated memory is still 125.8MB. Free memory was 81.0MB in the beginning and 50.1MB in the end (delta: 30.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 258.81ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 50.1MB in the beginning and 127.6MB in the end (delta: -77.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,333 INFO L158 Benchmark]: Boogie Preprocessor took 189.69ms. Allocated memory is still 174.1MB. Free memory was 127.6MB in the beginning and 114.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,334 INFO L158 Benchmark]: RCFGBuilder took 2370.84ms. Allocated memory is still 174.1MB. Free memory was 114.0MB in the beginning and 67.2MB in the end (delta: 46.8MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 125.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1171.43ms. Allocated memory is still 125.8MB. Free memory was 81.0MB in the beginning and 50.1MB in the end (delta: 30.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 258.81ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 50.1MB in the beginning and 127.6MB in the end (delta: -77.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 189.69ms. Allocated memory is still 174.1MB. Free memory was 127.6MB in the beginning and 114.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2370.84ms. Allocated memory is still 174.1MB. Free memory was 114.0MB in the beginning and 67.2MB in the end (delta: 46.8MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:45,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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 030ee26298bd2420f8f616fb27ee842ae3e86a11841315b0a84bebf89a7dcbb5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:47,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:47,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:47,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:47,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:47,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:47,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:47,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:47,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:47,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:47,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:47,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:47,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:47,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:47,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:47,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:47,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:47,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:47,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:47,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:47,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:47,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:47,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:47,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:47,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:47,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:48,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:48,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:48,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:48,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:48,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:48,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:48,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:48,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:48,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:48,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:48,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:48,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:48,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:48,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:48,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:48,011 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:48,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:48,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:48,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:48,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:48,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:48,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:48,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:48,048 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:48,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:48,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:48,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:48,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:48,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:48,050 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:48,050 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:48,050 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:48,050 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:48,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:48,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:48,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:48,051 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:48,052 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:48,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:48,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:48,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:48,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:48,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:48,053 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:48,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:48,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:48,054 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:48,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:48,054 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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 030ee26298bd2420f8f616fb27ee842ae3e86a11841315b0a84bebf89a7dcbb5 [2021-11-23 15:50:48,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:48,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:48,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:48,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:48,456 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:48,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2021-11-23 15:50:48,522 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/3d53ad263/dadd15b3891e428fb4ecf6086d3d165d/FLAG1667be2dd [2021-11-23 15:50:49,283 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:49,283 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/sv-benchmarks/c/eca-rers2012/Problem16_label31.c [2021-11-23 15:50:49,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/3d53ad263/dadd15b3891e428fb4ecf6086d3d165d/FLAG1667be2dd [2021-11-23 15:50:49,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/data/3d53ad263/dadd15b3891e428fb4ecf6086d3d165d [2021-11-23 15:50:49,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:49,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:49,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:49,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:49,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:49,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e446f3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:49, skipping insertion in model container [2021-11-23 15:50:49,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:49,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:49,698 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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/sv-benchmarks/c/eca-rers2012/Problem16_label31.c[1200,1213] [2021-11-23 15:50:50,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:50,322 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:50,338 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_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/sv-benchmarks/c/eca-rers2012/Problem16_label31.c[1200,1213] [2021-11-23 15:50:50,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:50,629 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:50,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50 WrapperNode [2021-11-23 15:50:50,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:50,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:50,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:50,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:50,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,801 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1765 [2021-11-23 15:50:50,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:50,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:50,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:50,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:50,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:50,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:50,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:50,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:50,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:50,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:50,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:50,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:51,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:51,129 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:51,131 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:00,499 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:00,551 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 15:51:00,558 INFO L158 Benchmark]: Toolchain (without parser) took 11133.54ms. Allocated memory was 62.9MB in the beginning and 130.0MB in the end (delta: 67.1MB). Free memory was 37.6MB in the beginning and 73.0MB in the end (delta: -35.4MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2021-11-23 15:51:00,558 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:00,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1204.97ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 37.5MB in the beginning and 33.6MB in the end (delta: 3.9MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:00,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.94ms. Allocated memory is still 75.5MB. Free memory was 33.6MB in the beginning and 39.3MB in the end (delta: -5.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:00,562 INFO L158 Benchmark]: Boogie Preprocessor took 131.12ms. Allocated memory is still 75.5MB. Free memory was 39.3MB in the beginning and 30.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:00,563 INFO L158 Benchmark]: RCFGBuilder took 9620.66ms. Allocated memory was 75.5MB in the beginning and 130.0MB in the end (delta: 54.5MB). Free memory was 30.0MB in the beginning and 73.0MB in the end (delta: -43.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:00,572 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1204.97ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 37.5MB in the beginning and 33.6MB in the end (delta: 3.9MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.94ms. Allocated memory is still 75.5MB. Free memory was 33.6MB in the beginning and 39.3MB in the end (delta: -5.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 131.12ms. Allocated memory is still 75.5MB. Free memory was 39.3MB in the beginning and 30.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9620.66ms. Allocated memory was 75.5MB in the beginning and 130.0MB in the end (delta: 54.5MB). Free memory was 30.0MB in the beginning and 73.0MB in the end (delta: -43.0MB). Peak memory consumption was 31.7MB. 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 15:51:00,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e553cc9d-6d38-467b-9c44-2cceb6d24a1d/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