./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label07.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_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/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_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/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_5e069621-c8d2-4060-8984-5f8485af6815/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 71168f26ec33e7729e3eaa952d33329567c515a61ed255e49883978a429bf97a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:43,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:43,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:43,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:43,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:43,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:43,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:43,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:43,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:43,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:43,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:43,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:43,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:43,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:43,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:43,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:43,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:43,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:43,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:44,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:44,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:44,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:44,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:44,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:44,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:44,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:44,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:44,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:44,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:44,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:44,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:44,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:44,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:44,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:44,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:44,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:44,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:44,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:44,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:44,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:44,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:44,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:44,082 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:44,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:44,084 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:44,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:44,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:44,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:44,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:44,085 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:44,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:44,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:44,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:44,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:44,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:44,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:44,094 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:44,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:44,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:44,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:44,095 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:44,095 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:44,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:44,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:44,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:44,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:44,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:44,096 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:44,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:44,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:44,097 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_5e069621-c8d2-4060-8984-5f8485af6815/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71168f26ec33e7729e3eaa952d33329567c515a61ed255e49883978a429bf97a [2021-11-23 15:58:44,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:44,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:44,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:44,442 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:44,443 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:44,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2021-11-23 15:58:44,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/25e6f23a9/3be9be9501354e31918db69322361218/FLAGfba05b916 [2021-11-23 15:58:45,565 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:45,566 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2021-11-23 15:58:45,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/25e6f23a9/3be9be9501354e31918db69322361218/FLAGfba05b916 [2021-11-23 15:58:45,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/25e6f23a9/3be9be9501354e31918db69322361218 [2021-11-23 15:58:45,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:45,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:45,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:45,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:45,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:45,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135a249a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45, skipping insertion in model container [2021-11-23 15:58:45,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:46,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:48,256 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_5e069621-c8d2-4060-8984-5f8485af6815/sv-benchmarks/c/eca-rers2012/Problem06_label07.c[334297,334310] [2021-11-23 15:58:48,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,290 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:49,494 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_5e069621-c8d2-4060-8984-5f8485af6815/sv-benchmarks/c/eca-rers2012/Problem06_label07.c[334297,334310] [2021-11-23 15:58:49,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:49,547 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:49,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49 WrapperNode [2021-11-23 15:58:49,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:49,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:49,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:49,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,128 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:58:50,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:50,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:50,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:50,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:50,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:50,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:50,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:50,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:50,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:50,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:50,994 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:50,996 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:57,205 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:57,280 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 15:58:57,287 INFO L158 Benchmark]: Toolchain (without parser) took 11417.02ms. Allocated memory was 94.4MB in the beginning and 631.2MB in the end (delta: 536.9MB). Free memory was 42.9MB in the beginning and 345.3MB in the end (delta: -302.4MB). Peak memory consumption was 465.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,287 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory is still 70.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:57,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3677.72ms. Allocated memory was 94.4MB in the beginning and 186.6MB in the end (delta: 92.3MB). Free memory was 42.7MB in the beginning and 92.4MB in the end (delta: -49.7MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 579.21ms. Allocated memory was 186.6MB in the beginning and 314.6MB in the end (delta: 127.9MB). Free memory was 92.4MB in the beginning and 184.9MB in the end (delta: -92.5MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,292 INFO L158 Benchmark]: Boogie Preprocessor took 568.45ms. Allocated memory is still 314.6MB. Free memory was 184.9MB in the beginning and 178.8MB in the end (delta: 6.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,293 INFO L158 Benchmark]: RCFGBuilder took 6585.22ms. Allocated memory was 314.6MB in the beginning and 631.2MB in the end (delta: 316.7MB). Free memory was 178.8MB in the beginning and 345.3MB in the end (delta: -166.5MB). Peak memory consumption was 378.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,302 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory is still 70.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3677.72ms. Allocated memory was 94.4MB in the beginning and 186.6MB in the end (delta: 92.3MB). Free memory was 42.7MB in the beginning and 92.4MB in the end (delta: -49.7MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 579.21ms. Allocated memory was 186.6MB in the beginning and 314.6MB in the end (delta: 127.9MB). Free memory was 92.4MB in the beginning and 184.9MB in the end (delta: -92.5MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 568.45ms. Allocated memory is still 314.6MB. Free memory was 184.9MB in the beginning and 178.8MB in the end (delta: 6.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6585.22ms. Allocated memory was 314.6MB in the beginning and 631.2MB in the end (delta: 316.7MB). Free memory was 178.8MB in the beginning and 345.3MB in the end (delta: -166.5MB). Peak memory consumption was 378.5MB. 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 15:58:57,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/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_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/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_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/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_5e069621-c8d2-4060-8984-5f8485af6815/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 71168f26ec33e7729e3eaa952d33329567c515a61ed255e49883978a429bf97a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:59,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:59,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:59,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:59,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:59,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:59,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:59,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:59,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:59,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:59,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:59,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:59,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:59,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:59,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:59,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:59,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:59,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:59,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:59,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:59,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:59,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:59,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:59,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:59,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:59,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:59,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:59,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:59,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:59,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:59,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:59,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:59,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:59,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:59,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:59,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:59,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:59,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:59,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:59,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:59,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:59,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:59,800 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:59,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:59,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:59,802 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:59,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:59,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:59,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:59,805 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:59,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:59,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:59,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:59,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:59,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:59,808 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:59,808 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:59,808 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:59,809 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:59,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:59,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:59,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:59,810 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:59,810 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:59,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:59,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:59,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:59,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:59,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:59,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:59,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:59,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:59,812 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:59,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:59,813 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_5e069621-c8d2-4060-8984-5f8485af6815/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71168f26ec33e7729e3eaa952d33329567c515a61ed255e49883978a429bf97a [2021-11-23 15:59:00,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:00,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:00,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:00,261 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:00,262 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:00,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2021-11-23 15:59:00,335 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/a0b63f757/f4c6d1d526004f589aa2c6cc23f9c5d0/FLAG0625bf5f0 [2021-11-23 15:59:01,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:01,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/sv-benchmarks/c/eca-rers2012/Problem06_label07.c [2021-11-23 15:59:01,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/a0b63f757/f4c6d1d526004f589aa2c6cc23f9c5d0/FLAG0625bf5f0 [2021-11-23 15:59:01,709 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/data/a0b63f757/f4c6d1d526004f589aa2c6cc23f9c5d0 [2021-11-23 15:59:01,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:01,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:01,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:01,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:01,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:01,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd9d395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01, skipping insertion in model container [2021-11-23 15:59:01,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:01,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:04,184 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_5e069621-c8d2-4060-8984-5f8485af6815/sv-benchmarks/c/eca-rers2012/Problem06_label07.c[334297,334310] [2021-11-23 15:59:04,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:04,263 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:05,687 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_5e069621-c8d2-4060-8984-5f8485af6815/sv-benchmarks/c/eca-rers2012/Problem06_label07.c[334297,334310] [2021-11-23 15:59:05,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:05,754 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:05,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05 WrapperNode [2021-11-23 15:59:05,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:05,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:05,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:05,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:05,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:05,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,345 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:59:06,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:06,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:06,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:06,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:06,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:06,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:06,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:06,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:06,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:06,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:06,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:06,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:06,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:06,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:06,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:07,146 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:07,156 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:16,070 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:16,145 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 15:59:16,152 INFO L158 Benchmark]: Toolchain (without parser) took 14438.54ms. Allocated memory was 73.4MB in the beginning and 943.7MB in the end (delta: 870.3MB). Free memory was 40.6MB in the beginning and 672.4MB in the end (delta: -631.8MB). Peak memory consumption was 380.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,153 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:16,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4040.82ms. Allocated memory was 73.4MB in the beginning and 232.8MB in the end (delta: 159.4MB). Free memory was 40.4MB in the beginning and 132.4MB in the end (delta: -92.1MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 589.96ms. Allocated memory is still 232.8MB. Free memory was 132.4MB in the beginning and 110.8MB in the end (delta: 21.6MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,157 INFO L158 Benchmark]: Boogie Preprocessor took 467.68ms. Allocated memory is still 232.8MB. Free memory was 110.8MB in the beginning and 82.3MB in the end (delta: 28.5MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,158 INFO L158 Benchmark]: RCFGBuilder took 9330.88ms. Allocated memory was 232.8MB in the beginning and 943.7MB in the end (delta: 710.9MB). Free memory was 82.3MB in the beginning and 672.4MB in the end (delta: -590.1MB). Peak memory consumption was 264.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:16,163 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4040.82ms. Allocated memory was 73.4MB in the beginning and 232.8MB in the end (delta: 159.4MB). Free memory was 40.4MB in the beginning and 132.4MB in the end (delta: -92.1MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 589.96ms. Allocated memory is still 232.8MB. Free memory was 132.4MB in the beginning and 110.8MB in the end (delta: 21.6MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 467.68ms. Allocated memory is still 232.8MB. Free memory was 110.8MB in the beginning and 82.3MB in the end (delta: 28.5MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9330.88ms. Allocated memory was 232.8MB in the beginning and 943.7MB in the end (delta: 710.9MB). Free memory was 82.3MB in the beginning and 672.4MB in the end (delta: -590.1MB). Peak memory consumption was 264.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:16,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e069621-c8d2-4060-8984-5f8485af6815/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