./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.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_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/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_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/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_85db122f-fce5-466f-8e5d-062a9fe4835d/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 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:19,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:19,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:19,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:19,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:19,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:19,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:19,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:19,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:19,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:19,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:19,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:19,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:19,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:19,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:19,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:19,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:19,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:19,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:19,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:19,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:19,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:19,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:19,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:20,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:20,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:20,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:20,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:20,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:20,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:20,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:20,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:20,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:20,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:20,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:20,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:20,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:20,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:20,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:20,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:20,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:20,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:20,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:20,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:20,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:20,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:20,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:20,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:20,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:20,068 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:20,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:20,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:20,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:20,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:20,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:20,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:20,077 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:20,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:20,077 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:20,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:20,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:20,078 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:20,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:20,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:20,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:20,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:20,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:20,079 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:20,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:20,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:20,080 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_85db122f-fce5-466f-8e5d-062a9fe4835d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e [2021-11-23 15:41:20,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:20,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:20,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:20,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:20,389 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:20,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-11-23 15:41:20,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/82bc0369f/286a1c3e4b17434d914886833a87d708/FLAG62b71950d [2021-11-23 15:41:21,010 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:21,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-11-23 15:41:21,024 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/82bc0369f/286a1c3e4b17434d914886833a87d708/FLAG62b71950d [2021-11-23 15:41:21,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/82bc0369f/286a1c3e4b17434d914886833a87d708 [2021-11-23 15:41:21,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:21,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:21,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:21,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:21,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:21,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:21,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146a50a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21, skipping insertion in model container [2021-11-23 15:41:21,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:21,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:21,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:21,811 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_85db122f-fce5-466f-8e5d-062a9fe4835d/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-11-23 15:41:21,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:21,851 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:21,946 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_85db122f-fce5-466f-8e5d-062a9fe4835d/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-11-23 15:41:21,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:21,971 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:21,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21 WrapperNode [2021-11-23 15:41:21,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:21,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:21,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:21,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:21,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,071 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 15:41:22,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:22,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:22,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:22,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:22,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:22,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:22,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:22,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:22,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:21" (1/1) ... [2021-11-23 15:41:22,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:22,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:22,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:22,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:22,365 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:22,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:23,477 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:23,528 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 15:41:23,535 INFO L158 Benchmark]: Toolchain (without parser) took 2225.93ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 81.1MB in the beginning and 85.8MB in the end (delta: -4.7MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,536 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:23,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 664.19ms. Allocated memory is still 121.6MB. Free memory was 80.9MB in the beginning and 78.4MB in the end (delta: 2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.10ms. Allocated memory is still 121.6MB. Free memory was 78.4MB in the beginning and 72.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,540 INFO L158 Benchmark]: Boogie Preprocessor took 97.72ms. Allocated memory is still 121.6MB. Free memory was 72.8MB in the beginning and 68.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,542 INFO L158 Benchmark]: RCFGBuilder took 1361.32ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 68.6MB in the beginning and 85.8MB in the end (delta: -17.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-11-23 15:41:23,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 664.19ms. Allocated memory is still 121.6MB. Free memory was 80.9MB in the beginning and 78.4MB in the end (delta: 2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.10ms. Allocated memory is still 121.6MB. Free memory was 78.4MB in the beginning and 72.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.72ms. Allocated memory is still 121.6MB. Free memory was 72.8MB in the beginning and 68.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1361.32ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 68.6MB in the beginning and 85.8MB in the end (delta: -17.2MB). Peak memory consumption was 29.0MB. 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 15:41:23,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/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_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/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_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/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_85db122f-fce5-466f-8e5d-062a9fe4835d/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 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:26,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:26,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:26,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:26,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:26,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:26,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:26,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:26,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:26,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:26,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:26,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:26,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:26,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:26,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:26,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:26,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:26,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:26,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:26,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:26,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:26,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:26,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:26,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:26,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:26,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:26,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:26,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:26,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:26,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:26,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:26,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:26,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:26,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:26,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:26,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:26,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:26,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:26,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:26,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:26,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:26,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:26,350 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:26,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:26,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:26,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:26,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:26,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:26,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:26,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:26,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:26,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:26,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:26,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:26,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:26,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:26,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:26,357 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:26,357 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:26,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:26,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:26,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:26,358 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:26,358 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:26,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:26,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:26,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:26,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:26,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:26,359 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:26,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:26,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:26,360 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:26,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:26,360 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_85db122f-fce5-466f-8e5d-062a9fe4835d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e [2021-11-23 15:41:26,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:26,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:26,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:26,775 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:26,776 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:26,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-11-23 15:41:26,845 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/1951ad888/988b980728844d5e8b3056ea76832ab5/FLAG2982d98a0 [2021-11-23 15:41:27,407 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:27,408 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-11-23 15:41:27,430 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/1951ad888/988b980728844d5e8b3056ea76832ab5/FLAG2982d98a0 [2021-11-23 15:41:27,689 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/data/1951ad888/988b980728844d5e8b3056ea76832ab5 [2021-11-23 15:41:27,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:27,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:27,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:27,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:27,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:27,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:27" (1/1) ... [2021-11-23 15:41:27,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d82a212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:27, skipping insertion in model container [2021-11-23 15:41:27,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:27" (1/1) ... [2021-11-23 15:41:27,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:27,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:28,229 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_85db122f-fce5-466f-8e5d-062a9fe4835d/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-11-23 15:41:28,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:28,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:28,368 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_85db122f-fce5-466f-8e5d-062a9fe4835d/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-11-23 15:41:28,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:28,388 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:28,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28 WrapperNode [2021-11-23 15:41:28,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:28,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:28,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:28,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:28,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,487 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2021-11-23 15:41:28,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:28,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:28,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:28,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:28,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:28,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:28,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:28,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:28,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:28,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:28,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:28,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:28,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:28,844 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:28,846 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:30,038 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:30,077 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 15:41:30,081 INFO L158 Benchmark]: Toolchain (without parser) took 2386.47ms. Allocated memory was 83.9MB in the beginning and 123.7MB in the end (delta: 39.8MB). Free memory was 46.9MB in the beginning and 71.5MB in the end (delta: -24.6MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:30,082 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:30,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.33ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 50.8MB in the end (delta: -4.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:41:30,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.99ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 44.8MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:30,084 INFO L158 Benchmark]: Boogie Preprocessor took 107.89ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 40.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:30,085 INFO L158 Benchmark]: RCFGBuilder took 1482.01ms. Allocated memory was 83.9MB in the beginning and 123.7MB in the end (delta: 39.8MB). Free memory was 40.4MB in the beginning and 71.5MB in the end (delta: -31.0MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2021-11-23 15:41:30,089 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 83.9MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.33ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 50.8MB in the end (delta: -4.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.99ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 44.8MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.89ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 40.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1482.01ms. Allocated memory was 83.9MB in the beginning and 123.7MB in the end (delta: 39.8MB). Free memory was 40.4MB in the beginning and 71.5MB in the end (delta: -31.0MB). Peak memory consumption was 11.0MB. 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 15:41:30,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85db122f-fce5-466f-8e5d-062a9fe4835d/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