./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label58.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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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 af7c0d7fd905a9d96e3970a421d873415bffa615dff98c1f636a5c5973f2f4ea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:58,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:58,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:58,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:58,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:58,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:58,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:58,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:58,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:58,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:58,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:58,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:58,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:58,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:58,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:58,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:58,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:58,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:58,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:58,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:58,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:58,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:58,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:58,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:58,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:58,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:58,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:59,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:59,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:59,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:59,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:59,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:59,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:59,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:59,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:59,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:59,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:59,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:59,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:59,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:59,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:59,013 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:59,055 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:59,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:59,057 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:59,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:59,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:59,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:59,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:59,059 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:59,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:59,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:59,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:59,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:59,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:59,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:59,068 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:59,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:59,068 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:59,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:59,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:59,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:59,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:59,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:59,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:59,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:59,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:59,071 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:59,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:59,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:59,071 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af7c0d7fd905a9d96e3970a421d873415bffa615dff98c1f636a5c5973f2f4ea [2021-11-23 15:41:59,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:59,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:59,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:59,396 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:59,397 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:59,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2021-11-23 15:41:59,465 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/5fbddc407/5e33b96d72f344dc98fc04a0a64b73ec/FLAG450ce8764 [2021-11-23 15:42:00,403 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:00,404 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2021-11-23 15:42:00,440 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/5fbddc407/5e33b96d72f344dc98fc04a0a64b73ec/FLAG450ce8764 [2021-11-23 15:42:00,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/5fbddc407/5e33b96d72f344dc98fc04a0a64b73ec [2021-11-23 15:42:00,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:00,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:00,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:00,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:00,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:00,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:00" (1/1) ... [2021-11-23 15:42:00,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffe4b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:00, skipping insertion in model container [2021-11-23 15:42:00,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:00" (1/1) ... [2021-11-23 15:42:00,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:01,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:02,620 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/sv-benchmarks/c/eca-rers2012/Problem04_label58.c[177187,177200] [2021-11-23 15:42:02,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:02,669 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:03,607 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/sv-benchmarks/c/eca-rers2012/Problem04_label58.c[177187,177200] [2021-11-23 15:42:03,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:03,693 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:03,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03 WrapperNode [2021-11-23 15:42:03,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:03,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:03,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:03,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:03,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:03,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:03,972 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-23 15:42:03,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:03,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:03,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:03,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:03,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:03,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:04,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:04,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:04,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:04,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:03" (1/1) ... [2021-11-23 15:42:04,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:04,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:04,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:04,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:04,575 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:04,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:08,990 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:09,047 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 15:42:09,053 INFO L158 Benchmark]: Toolchain (without parser) took 8146.37ms. Allocated memory was 107.0MB in the beginning and 343.9MB in the end (delta: 237.0MB). Free memory was 68.7MB in the beginning and 226.6MB in the end (delta: -157.9MB). Peak memory consumption was 215.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:09,054 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:09,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2784.06ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 68.6MB in the beginning and 91.4MB in the end (delta: -22.7MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:09,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 277.90ms. Allocated memory is still 146.8MB. Free memory was 91.4MB in the beginning and 53.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:09,060 INFO L158 Benchmark]: Boogie Preprocessor took 349.10ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 53.6MB in the beginning and 107.8MB in the end (delta: -54.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:09,061 INFO L158 Benchmark]: RCFGBuilder took 4726.42ms. Allocated memory was 201.3MB in the beginning and 343.9MB in the end (delta: 142.6MB). Free memory was 107.8MB in the beginning and 226.6MB in the end (delta: -118.8MB). Peak memory consumption was 160.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:09,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2784.06ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 68.6MB in the beginning and 91.4MB in the end (delta: -22.7MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 277.90ms. Allocated memory is still 146.8MB. Free memory was 91.4MB in the beginning and 53.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 349.10ms. Allocated memory was 146.8MB in the beginning and 201.3MB in the end (delta: 54.5MB). Free memory was 53.6MB in the beginning and 107.8MB in the end (delta: -54.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4726.42ms. Allocated memory was 201.3MB in the beginning and 343.9MB in the end (delta: 142.6MB). Free memory was 107.8MB in the beginning and 226.6MB in the end (delta: -118.8MB). Peak memory consumption was 160.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:09,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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 af7c0d7fd905a9d96e3970a421d873415bffa615dff98c1f636a5c5973f2f4ea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:11,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:11,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:11,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:11,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:11,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:11,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:11,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:11,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:11,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:11,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:11,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:11,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:11,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:11,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:11,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:11,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:11,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:11,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:11,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:11,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:11,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:11,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:11,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:11,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:11,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:11,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:11,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:11,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:11,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:11,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:11,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:11,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:11,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:11,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:11,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:11,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:11,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:11,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:11,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:11,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:11,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:12,003 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:12,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:12,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:12,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:12,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:12,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:12,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:12,007 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:12,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:12,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:12,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:12,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:12,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:12,008 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:12,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:12,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:12,009 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:12,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:12,010 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:12,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:12,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:12,010 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:12,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:12,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:12,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:12,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:12,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:12,012 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:12,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:12,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:12,013 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:12,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:12,013 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af7c0d7fd905a9d96e3970a421d873415bffa615dff98c1f636a5c5973f2f4ea [2021-11-23 15:42:12,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:12,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:12,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:12,478 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:12,481 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:12,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2021-11-23 15:42:12,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/ddc7c0ab1/d648f610ef174ec2bc6b269b8ccc265b/FLAG616d0b4e6 [2021-11-23 15:42:13,596 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:13,597 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2021-11-23 15:42:13,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/ddc7c0ab1/d648f610ef174ec2bc6b269b8ccc265b/FLAG616d0b4e6 [2021-11-23 15:42:13,960 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/data/ddc7c0ab1/d648f610ef174ec2bc6b269b8ccc265b [2021-11-23 15:42:13,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:13,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:13,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:13,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:13,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:13,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5467e49d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13, skipping insertion in model container [2021-11-23 15:42:13,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:14,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:15,831 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/sv-benchmarks/c/eca-rers2012/Problem04_label58.c[177187,177200] [2021-11-23 15:42:15,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:15,886 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:16,828 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_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/sv-benchmarks/c/eca-rers2012/Problem04_label58.c[177187,177200] [2021-11-23 15:42:16,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:16,893 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:16,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16 WrapperNode [2021-11-23 15:42:16,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:16,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:16,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:16,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:16,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:16,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,220 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5567 [2021-11-23 15:42:17,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:17,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:17,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:17,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:17,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:17,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:17,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:17,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:17,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:16" (1/1) ... [2021-11-23 15:42:17,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:17,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:17,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:17,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:17,906 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:17,908 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:24,198 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:24,318 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 15:42:24,342 INFO L158 Benchmark]: Toolchain (without parser) took 10373.47ms. Allocated memory was 58.7MB in the beginning and 408.9MB in the end (delta: 350.2MB). Free memory was 35.4MB in the beginning and 172.3MB in the end (delta: -136.9MB). Peak memory consumption was 219.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:24,343 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:24,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2937.13ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 35.2MB in the beginning and 75.2MB in the end (delta: -39.9MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:24,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 312.34ms. Allocated memory is still 136.3MB. Free memory was 75.2MB in the beginning and 59.6MB in the end (delta: 15.6MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:24,345 INFO L158 Benchmark]: Boogie Preprocessor took 394.11ms. Allocated memory is still 136.3MB. Free memory was 59.6MB in the beginning and 47.2MB in the end (delta: 12.4MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:24,346 INFO L158 Benchmark]: RCFGBuilder took 6720.60ms. Allocated memory was 136.3MB in the beginning and 408.9MB in the end (delta: 272.6MB). Free memory was 47.2MB in the beginning and 172.3MB in the end (delta: -125.0MB). Peak memory consumption was 154.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:24,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2937.13ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 35.2MB in the beginning and 75.2MB in the end (delta: -39.9MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 312.34ms. Allocated memory is still 136.3MB. Free memory was 75.2MB in the beginning and 59.6MB in the end (delta: 15.6MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 394.11ms. Allocated memory is still 136.3MB. Free memory was 59.6MB in the beginning and 47.2MB in the end (delta: 12.4MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6720.60ms. Allocated memory was 136.3MB in the beginning and 408.9MB in the end (delta: 272.6MB). Free memory was 47.2MB in the beginning and 172.3MB in the end (delta: -125.0MB). Peak memory consumption was 154.8MB. 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 15:42:24,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845a1b10-29c3-4e7f-b2a2-4fd6481df6a8/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