./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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 f58f9641c03c45c3bcd999128026e3039536d4dfc43c36ef8bf3165723cf6bc5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:56,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:56,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:56,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:56,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:56,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:56,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:56,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:56,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:56,077 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:56,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:56,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:56,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:56,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:56,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:56,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:56,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:56,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:56,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:56,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:56,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:56,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:56,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:56,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:56,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:56,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:56,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:56,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:56,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:56,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:56,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:56,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:56,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:56,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:56,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:56,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:56,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:56,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:56,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:56,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:56,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:56,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:56,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:56,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:56,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:56,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:56,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:56,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:56,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:56,193 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:56,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:56,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:56,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:56,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:56,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:56,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:56,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:56,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:56,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:56,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:56,197 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:56,197 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:56,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:56,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:56,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:56,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:56,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:56,199 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:56,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:56,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:56,199 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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58f9641c03c45c3bcd999128026e3039536d4dfc43c36ef8bf3165723cf6bc5 [2021-11-23 15:03:56,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:56,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:56,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:56,553 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:56,554 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:56,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2021-11-23 15:03:56,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/0d200faf6/d43f68a58c54445f9f68a03cecba70f2/FLAG156c5dc53 [2021-11-23 15:03:57,718 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:57,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2021-11-23 15:03:57,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/0d200faf6/d43f68a58c54445f9f68a03cecba70f2/FLAG156c5dc53 [2021-11-23 15:03:57,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/0d200faf6/d43f68a58c54445f9f68a03cecba70f2 [2021-11-23 15:03:57,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:57,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:57,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:57,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:57,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2000d82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57, skipping insertion in model container [2021-11-23 15:03:57,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:58,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:00,647 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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/sv-benchmarks/c/eca-rers2012/Problem05_label31.c[378759,378772] [2021-11-23 15:04:00,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:00,680 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:02,046 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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/sv-benchmarks/c/eca-rers2012/Problem05_label31.c[378759,378772] [2021-11-23 15:04:02,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,126 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:02,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02 WrapperNode [2021-11-23 15:04:02,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:02,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:02,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,811 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:04:02,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:02,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:02,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:03,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:03,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:03,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:03,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:03,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:03,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:03,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:03,438 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:03,439 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:11,441 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:11,524 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:11,528 INFO L158 Benchmark]: Toolchain (without parser) took 13537.51ms. Allocated memory was 125.8MB in the beginning and 950.0MB in the end (delta: 824.2MB). Free memory was 77.2MB in the beginning and 723.5MB in the end (delta: -646.3MB). Peak memory consumption was 396.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:11,529 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:11,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4135.15ms. Allocated memory was 125.8MB in the beginning and 304.1MB in the end (delta: 178.3MB). Free memory was 77.2MB in the beginning and 184.9MB in the end (delta: -107.7MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:11,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 682.58ms. Allocated memory is still 304.1MB. Free memory was 184.9MB in the beginning and 173.3MB in the end (delta: 11.5MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:11,531 INFO L158 Benchmark]: Boogie Preprocessor took 376.87ms. Allocated memory is still 304.1MB. Free memory was 173.3MB in the beginning and 117.8MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:11,532 INFO L158 Benchmark]: RCFGBuilder took 8336.09ms. Allocated memory was 304.1MB in the beginning and 950.0MB in the end (delta: 645.9MB). Free memory was 117.8MB in the beginning and 723.5MB in the end (delta: -605.8MB). Peak memory consumption was 261.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:11,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4135.15ms. Allocated memory was 125.8MB in the beginning and 304.1MB in the end (delta: 178.3MB). Free memory was 77.2MB in the beginning and 184.9MB in the end (delta: -107.7MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 682.58ms. Allocated memory is still 304.1MB. Free memory was 184.9MB in the beginning and 173.3MB in the end (delta: 11.5MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 376.87ms. Allocated memory is still 304.1MB. Free memory was 173.3MB in the beginning and 117.8MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8336.09ms. Allocated memory was 304.1MB in the beginning and 950.0MB in the end (delta: 645.9MB). Free memory was 117.8MB in the beginning and 723.5MB in the end (delta: -605.8MB). Peak memory consumption was 261.7MB. 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 15:04:11,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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 f58f9641c03c45c3bcd999128026e3039536d4dfc43c36ef8bf3165723cf6bc5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:14,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:14,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:14,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:14,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:14,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:14,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:14,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:14,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:14,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:14,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:14,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:14,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:14,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:14,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:14,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:14,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:14,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:14,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:14,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:14,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:14,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:14,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:14,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:14,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:14,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:14,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:14,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:14,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:14,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:14,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:14,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:14,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:14,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:14,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:14,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:14,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:14,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:14,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:14,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:14,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:14,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:14,306 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:14,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:14,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:14,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:14,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:14,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:14,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:14,311 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:14,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:14,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:14,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:14,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:14,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:14,313 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:14,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:14,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:14,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:14,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:14,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:14,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:14,315 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:14,315 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:14,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:14,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:14,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:14,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:14,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:14,316 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:14,317 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:14,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:14,317 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:14,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:14,318 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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58f9641c03c45c3bcd999128026e3039536d4dfc43c36ef8bf3165723cf6bc5 [2021-11-23 15:04:14,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:14,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:14,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:14,720 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:14,721 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:14,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2021-11-23 15:04:14,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/ff6bb48e3/ff6c796449ad4830a184741aa59396fe/FLAGeb8b633e9 [2021-11-23 15:04:15,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:15,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/sv-benchmarks/c/eca-rers2012/Problem05_label31.c [2021-11-23 15:04:16,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/ff6bb48e3/ff6c796449ad4830a184741aa59396fe/FLAGeb8b633e9 [2021-11-23 15:04:16,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/data/ff6bb48e3/ff6c796449ad4830a184741aa59396fe [2021-11-23 15:04:16,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:16,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:16,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:16,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:16,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:16,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:16" (1/1) ... [2021-11-23 15:04:16,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c176d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:16, skipping insertion in model container [2021-11-23 15:04:16,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:16" (1/1) ... [2021-11-23 15:04:16,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:16,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:18,751 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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/sv-benchmarks/c/eca-rers2012/Problem05_label31.c[378759,378772] [2021-11-23 15:04:18,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:18,791 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:20,087 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_4acddb96-f36a-4f7d-9764-2fb9a01a269f/sv-benchmarks/c/eca-rers2012/Problem05_label31.c[378759,378772] [2021-11-23 15:04:20,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:20,185 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:20,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20 WrapperNode [2021-11-23 15:04:20,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:20,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:20,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:20,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:20,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,733 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:04:20,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:20,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:20,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:20,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:20,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:21,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:21,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:21,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:21,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:21,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:21,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:21,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:21,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:21,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:21,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:21,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:21,702 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:21,704 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:32,404 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:32,505 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:32,512 INFO L158 Benchmark]: Toolchain (without parser) took 16322.84ms. Allocated memory was 90.2MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 59.9MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 395.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:32,513 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:32,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3997.58ms. Allocated memory was 90.2MB in the beginning and 186.6MB in the end (delta: 96.5MB). Free memory was 59.6MB in the beginning and 99.3MB in the end (delta: -39.8MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:32,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 546.02ms. Allocated memory was 186.6MB in the beginning and 373.3MB in the end (delta: 186.6MB). Free memory was 99.3MB in the beginning and 248.6MB in the end (delta: -149.3MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:32,517 INFO L158 Benchmark]: Boogie Preprocessor took 807.63ms. Allocated memory is still 373.3MB. Free memory was 248.6MB in the beginning and 219.6MB in the end (delta: 29.1MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:32,518 INFO L158 Benchmark]: RCFGBuilder took 10965.87ms. Allocated memory was 373.3MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 219.6MB in the beginning and 1.1GB in the end (delta: -910.5MB). Peak memory consumption was 270.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:32,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3997.58ms. Allocated memory was 90.2MB in the beginning and 186.6MB in the end (delta: 96.5MB). Free memory was 59.6MB in the beginning and 99.3MB in the end (delta: -39.8MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 546.02ms. Allocated memory was 186.6MB in the beginning and 373.3MB in the end (delta: 186.6MB). Free memory was 99.3MB in the beginning and 248.6MB in the end (delta: -149.3MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 807.63ms. Allocated memory is still 373.3MB. Free memory was 248.6MB in the beginning and 219.6MB in the end (delta: 29.1MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * RCFGBuilder took 10965.87ms. Allocated memory was 373.3MB in the beginning and 1.5GB in the end (delta: 1.1GB). Free memory was 219.6MB in the beginning and 1.1GB in the end (delta: -910.5MB). Peak memory consumption was 270.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:32,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acddb96-f36a-4f7d-9764-2fb9a01a269f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable