./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label29.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_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/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_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/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_83818df6-6434-4b8d-bb16-e7f539e21668/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 97dafc829fb0ac3f02551d7e03f2927da99bcc5838423c161661dae1bf6e71c3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:32,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:32,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:32,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:32,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:32,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:32,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:32,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:32,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:32,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:32,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:32,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:32,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:32,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:32,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:32,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:32,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:32,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:32,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:33,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:33,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:33,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:33,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:33,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:33,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:33,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:33,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:33,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:33,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:33,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:33,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:33,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:33,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:33,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:33,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:33,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:33,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:33,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:33,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:33,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:33,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:33,050 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:33,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:33,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:33,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:33,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:33,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:33,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:33,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:33,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:33,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:33,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:33,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:33,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:33,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:33,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:33,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:33,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:33,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:33,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:33,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:33,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:33,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:33,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:33,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:33,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:33,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:33,099 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:33,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:33,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:33,100 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_83818df6-6434-4b8d-bb16-e7f539e21668/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97dafc829fb0ac3f02551d7e03f2927da99bcc5838423c161661dae1bf6e71c3 [2021-11-23 15:51:33,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:33,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:33,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:33,430 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:33,431 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:33,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2021-11-23 15:51:33,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/f2f59b71f/695b8ae517e3481cbaccc329866a83f6/FLAG3d5b4eada [2021-11-23 15:51:34,312 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:34,313 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2021-11-23 15:51:34,337 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/f2f59b71f/695b8ae517e3481cbaccc329866a83f6/FLAG3d5b4eada [2021-11-23 15:51:34,445 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/f2f59b71f/695b8ae517e3481cbaccc329866a83f6 [2021-11-23 15:51:34,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:34,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:34,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:34,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:34,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:34,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:34" (1/1) ... [2021-11-23 15:51:34,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f9bf26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:34, skipping insertion in model container [2021-11-23 15:51:34,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:34" (1/1) ... [2021-11-23 15:51:34,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:34,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:34,799 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_83818df6-6434-4b8d-bb16-e7f539e21668/sv-benchmarks/c/eca-rers2012/Problem14_label29.c[1924,1937] [2021-11-23 15:51:35,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:35,138 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:35,162 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_83818df6-6434-4b8d-bb16-e7f539e21668/sv-benchmarks/c/eca-rers2012/Problem14_label29.c[1924,1937] [2021-11-23 15:51:35,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:35,345 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:35,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35 WrapperNode [2021-11-23 15:51:35,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:35,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:35,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:35,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:35,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,485 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:51:35,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:35,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:35,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:35,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:35,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:35,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:35,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:35,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:35,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:35" (1/1) ... [2021-11-23 15:51:35,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:35,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:35,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:35,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:35,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:35,791 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:35,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:37,249 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:37,301 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:37,307 INFO L158 Benchmark]: Toolchain (without parser) took 2854.03ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 87.5MB in the beginning and 116.1MB in the end (delta: -28.6MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,308 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 125.8MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:37,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 894.20ms. Allocated memory is still 125.8MB. Free memory was 86.9MB in the beginning and 78.5MB in the end (delta: 8.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.50ms. Allocated memory is still 125.8MB. Free memory was 78.5MB in the beginning and 68.8MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,312 INFO L158 Benchmark]: Boogie Preprocessor took 104.87ms. Allocated memory is still 125.8MB. Free memory was 68.8MB in the beginning and 63.1MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,314 INFO L158 Benchmark]: RCFGBuilder took 1710.81ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 63.1MB in the beginning and 116.1MB in the end (delta: -53.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:37,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 125.8MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 894.20ms. Allocated memory is still 125.8MB. Free memory was 86.9MB in the beginning and 78.5MB in the end (delta: 8.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.50ms. Allocated memory is still 125.8MB. Free memory was 78.5MB in the beginning and 68.8MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.87ms. Allocated memory is still 125.8MB. Free memory was 68.8MB in the beginning and 63.1MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1710.81ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 63.1MB in the beginning and 116.1MB in the end (delta: -53.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:37,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/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_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/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_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/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_83818df6-6434-4b8d-bb16-e7f539e21668/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 97dafc829fb0ac3f02551d7e03f2927da99bcc5838423c161661dae1bf6e71c3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:40,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:40,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:40,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:40,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:40,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:40,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:40,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:40,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:40,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:40,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:40,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:40,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:40,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:40,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:40,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:40,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:40,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:40,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:40,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:40,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:40,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:40,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:40,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:40,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:40,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:40,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:40,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:40,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:40,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:40,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:40,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:40,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:40,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:40,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:40,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:40,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:40,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:40,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:40,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:40,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:40,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:40,311 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:40,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:40,313 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:40,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:40,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:40,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:40,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:40,316 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:40,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:40,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:40,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:40,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:40,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:40,319 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:40,319 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:40,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:40,319 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:40,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:40,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:40,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:40,320 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:40,321 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:40,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:40,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:40,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:40,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:40,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:40,322 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:40,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:40,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:40,323 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:40,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:40,324 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_83818df6-6434-4b8d-bb16-e7f539e21668/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97dafc829fb0ac3f02551d7e03f2927da99bcc5838423c161661dae1bf6e71c3 [2021-11-23 15:51:40,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:40,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:40,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:40,725 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:40,726 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:40,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2021-11-23 15:51:40,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/b914ba791/50fc6145e1ff42a99af420e42552c9ec/FLAG3c5fbc999 [2021-11-23 15:51:41,488 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:41,492 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2021-11-23 15:51:41,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/b914ba791/50fc6145e1ff42a99af420e42552c9ec/FLAG3c5fbc999 [2021-11-23 15:51:41,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/data/b914ba791/50fc6145e1ff42a99af420e42552c9ec [2021-11-23 15:51:41,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:41,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:41,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:41,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:41,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:41,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee9915b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41, skipping insertion in model container [2021-11-23 15:51:41,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:41,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:42,060 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_83818df6-6434-4b8d-bb16-e7f539e21668/sv-benchmarks/c/eca-rers2012/Problem14_label29.c[1924,1937] [2021-11-23 15:51:42,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:42,444 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:42,460 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_83818df6-6434-4b8d-bb16-e7f539e21668/sv-benchmarks/c/eca-rers2012/Problem14_label29.c[1924,1937] [2021-11-23 15:51:42,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:42,625 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:42,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42 WrapperNode [2021-11-23 15:51:42,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:42,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:42,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:42,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:42,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,797 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:51:42,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:42,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:42,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:42,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:42,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:42,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:42,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:42,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:42,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:42" (1/1) ... [2021-11-23 15:51:42,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:42,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:42,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:42,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:43,097 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:43,099 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:47,221 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:47,269 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:47,274 INFO L158 Benchmark]: Toolchain (without parser) took 5584.90ms. Allocated memory was 48.2MB in the beginning and 86.0MB in the end (delta: 37.7MB). Free memory was 32.3MB in the beginning and 46.9MB in the end (delta: -14.6MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:47,275 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 48.2MB. Free memory was 29.4MB in the beginning and 29.4MB in the end (delta: 34.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:47,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.60ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 32.2MB in the beginning and 28.5MB in the end (delta: 3.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:47,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.41ms. Allocated memory is still 58.7MB. Free memory was 28.5MB in the beginning and 34.5MB in the end (delta: -6.0MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:47,278 INFO L158 Benchmark]: Boogie Preprocessor took 113.86ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 29.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:47,279 INFO L158 Benchmark]: RCFGBuilder took 4353.01ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 29.3MB in the beginning and 46.9MB in the end (delta: -17.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:47,284 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 48.2MB. Free memory was 29.4MB in the beginning and 29.4MB in the end (delta: 34.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 933.60ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 32.2MB in the beginning and 28.5MB in the end (delta: 3.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.41ms. Allocated memory is still 58.7MB. Free memory was 28.5MB in the beginning and 34.5MB in the end (delta: -6.0MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.86ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 29.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4353.01ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 29.3MB in the beginning and 46.9MB in the end (delta: -17.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:47,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83818df6-6434-4b8d-bb16-e7f539e21668/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