./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label02.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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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 6800d89a3f63e037eac756bb2e6f7afd033374e9e51259ee04ee31c0a08332da --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:20,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:20,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:20,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:20,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:20,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:20,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:20,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:20,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:20,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:20,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:20,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:20,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:20,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:20,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:20,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:20,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:20,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:20,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:20,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:20,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:20,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:20,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:20,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:20,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:20,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:20,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:20,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:20,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:20,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:20,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:20,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:20,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:20,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:20,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:20,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:20,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:20,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:20,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:20,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:20,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:20,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:20,506 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:20,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:20,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:20,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:20,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:20,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:20,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:20,517 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:20,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:20,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:20,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:20,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:20,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:20,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:20,519 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:20,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:20,520 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:20,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:20,520 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:20,520 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:20,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:20,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:20,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:20,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:20,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:20,522 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:20,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:20,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:20,523 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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6800d89a3f63e037eac756bb2e6f7afd033374e9e51259ee04ee31c0a08332da [2021-11-23 15:55:20,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:20,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:20,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:20,840 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:20,841 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:20,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2021-11-23 15:55:20,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/ceda267b0/479a7343d2ec4079a212eb0dc8530a1a/FLAGe891f12c4 [2021-11-23 15:55:21,927 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:21,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2021-11-23 15:55:21,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/ceda267b0/479a7343d2ec4079a212eb0dc8530a1a/FLAGe891f12c4 [2021-11-23 15:55:22,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/ceda267b0/479a7343d2ec4079a212eb0dc8530a1a [2021-11-23 15:55:22,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:22,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:22,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:22,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:22,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:22,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:22" (1/1) ... [2021-11-23 15:55:22,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb50025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:22, skipping insertion in model container [2021-11-23 15:55:22,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:22" (1/1) ... [2021-11-23 15:55:22,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:22,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:24,550 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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/sv-benchmarks/c/eca-rers2012/Problem06_label02.c[331179,331192] [2021-11-23 15:55:24,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:24,619 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:25,783 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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/sv-benchmarks/c/eca-rers2012/Problem06_label02.c[331179,331192] [2021-11-23 15:55:25,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:25,845 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:25,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25 WrapperNode [2021-11-23 15:55:25,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:25,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:25,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:25,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:25,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:25,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,327 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:55:26,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:26,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:26,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:26,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:26,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:26,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:27,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:27,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:27,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:27,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:27,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:25" (1/1) ... [2021-11-23 15:55:27,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:27,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:27,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:27,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:27,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:27,295 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:27,297 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:33,175 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:33,227 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 15:55:33,235 INFO L158 Benchmark]: Toolchain (without parser) took 10934.88ms. Allocated memory was 92.3MB in the beginning and 683.7MB in the end (delta: 591.4MB). Free memory was 46.6MB in the beginning and 250.8MB in the end (delta: -204.2MB). Peak memory consumption was 430.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,236 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:33,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3544.35ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 46.2MB in the beginning and 66.2MB in the end (delta: -19.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 480.05ms. Allocated memory is still 182.5MB. Free memory was 66.2MB in the beginning and 53.9MB in the end (delta: 12.3MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,242 INFO L158 Benchmark]: Boogie Preprocessor took 732.27ms. Allocated memory was 182.5MB in the beginning and 341.8MB in the end (delta: 159.4MB). Free memory was 53.9MB in the beginning and 198.0MB in the end (delta: -144.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,243 INFO L158 Benchmark]: RCFGBuilder took 6170.88ms. Allocated memory was 341.8MB in the beginning and 683.7MB in the end (delta: 341.8MB). Free memory was 198.0MB in the beginning and 250.8MB in the end (delta: -52.9MB). Peak memory consumption was 329.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,251 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 92.3MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3544.35ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 46.2MB in the beginning and 66.2MB in the end (delta: -19.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 480.05ms. Allocated memory is still 182.5MB. Free memory was 66.2MB in the beginning and 53.9MB in the end (delta: 12.3MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 732.27ms. Allocated memory was 182.5MB in the beginning and 341.8MB in the end (delta: 159.4MB). Free memory was 53.9MB in the beginning and 198.0MB in the end (delta: -144.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * RCFGBuilder took 6170.88ms. Allocated memory was 341.8MB in the beginning and 683.7MB in the end (delta: 341.8MB). Free memory was 198.0MB in the beginning and 250.8MB in the end (delta: -52.9MB). Peak memory consumption was 329.8MB. 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 15:55:33,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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 6800d89a3f63e037eac756bb2e6f7afd033374e9e51259ee04ee31c0a08332da --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:35,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:35,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:35,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:35,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:35,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:35,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:35,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:35,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:35,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:35,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:35,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:35,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:35,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:35,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:35,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:35,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:35,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:35,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:35,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:35,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:35,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:35,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:35,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:35,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:35,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:35,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:35,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:35,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:35,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:35,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:35,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:35,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:35,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:35,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:35,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:35,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:35,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:35,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:35,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:35,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:35,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:35,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:35,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:35,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:35,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:35,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:35,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:35,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:35,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:35,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:35,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:35,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:35,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:35,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:35,998 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:35,999 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:35,999 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:35,999 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:35,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:35,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:36,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:36,000 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:36,000 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:36,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:36,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:36,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:36,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:36,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:36,002 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:36,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:36,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:36,002 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:36,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:36,003 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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6800d89a3f63e037eac756bb2e6f7afd033374e9e51259ee04ee31c0a08332da [2021-11-23 15:55:36,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:36,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:36,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:36,450 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:36,450 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:36,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2021-11-23 15:55:36,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/a5319fbe7/2673309c677245799c98e3d02c9314dd/FLAGdbc48d308 [2021-11-23 15:55:37,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:37,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/sv-benchmarks/c/eca-rers2012/Problem06_label02.c [2021-11-23 15:55:37,565 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/a5319fbe7/2673309c677245799c98e3d02c9314dd/FLAGdbc48d308 [2021-11-23 15:55:37,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/data/a5319fbe7/2673309c677245799c98e3d02c9314dd [2021-11-23 15:55:37,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:37,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:37,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:37,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:37,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:37,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:37" (1/1) ... [2021-11-23 15:55:37,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef4224c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:37, skipping insertion in model container [2021-11-23 15:55:37,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:37" (1/1) ... [2021-11-23 15:55:37,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:38,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:40,500 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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/sv-benchmarks/c/eca-rers2012/Problem06_label02.c[331179,331192] [2021-11-23 15:55:40,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:40,562 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:41,886 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_3a0aefb6-3c13-460d-982e-056d2ebafb5e/sv-benchmarks/c/eca-rers2012/Problem06_label02.c[331179,331192] [2021-11-23 15:55:41,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:41,948 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:41,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41 WrapperNode [2021-11-23 15:55:41,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:41,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:41,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:41,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:41,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,463 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:55:42,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:42,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:42,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:42,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:42,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:42,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:43,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:43,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:43,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:43,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:43,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:43,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:43,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:43,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:43,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:43,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:43,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:43,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:43,239 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:43,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:52,313 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:52,368 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 15:55:52,373 INFO L158 Benchmark]: Toolchain (without parser) took 14518.94ms. Allocated memory was 60.8MB in the beginning and 717.2MB in the end (delta: 656.4MB). Free memory was 22.7MB in the beginning and 520.2MB in the end (delta: -497.5MB). Peak memory consumption was 450.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,374 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:52,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4094.97ms. Allocated memory was 60.8MB in the beginning and 178.3MB in the end (delta: 117.4MB). Free memory was 22.5MB in the beginning and 71.7MB in the end (delta: -49.2MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 513.16ms. Allocated memory is still 178.3MB. Free memory was 71.7MB in the beginning and 51.4MB in the end (delta: 20.3MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,377 INFO L158 Benchmark]: Boogie Preprocessor took 597.96ms. Allocated memory was 178.3MB in the beginning and 358.6MB in the end (delta: 180.4MB). Free memory was 51.4MB in the beginning and 202.7MB in the end (delta: -151.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,378 INFO L158 Benchmark]: RCFGBuilder took 9308.34ms. Allocated memory was 358.6MB in the beginning and 717.2MB in the end (delta: 358.6MB). Free memory was 202.7MB in the beginning and 520.2MB in the end (delta: -317.5MB). Peak memory consumption was 331.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4094.97ms. Allocated memory was 60.8MB in the beginning and 178.3MB in the end (delta: 117.4MB). Free memory was 22.5MB in the beginning and 71.7MB in the end (delta: -49.2MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 513.16ms. Allocated memory is still 178.3MB. Free memory was 71.7MB in the beginning and 51.4MB in the end (delta: 20.3MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 597.96ms. Allocated memory was 178.3MB in the beginning and 358.6MB in the end (delta: 180.4MB). Free memory was 51.4MB in the beginning and 202.7MB in the end (delta: -151.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9308.34ms. Allocated memory was 358.6MB in the beginning and 717.2MB in the end (delta: 358.6MB). Free memory was 202.7MB in the beginning and 520.2MB in the end (delta: -317.5MB). Peak memory consumption was 331.6MB. 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 15:55:52,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a0aefb6-3c13-460d-982e-056d2ebafb5e/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