./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label19.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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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 8fb9a44013f129b42a7ee402f5ad064de240b9b8bfc3efdb0ecb991ba7dde0d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:10,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:10,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:10,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:10,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:10,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:10,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:10,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:10,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:10,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:10,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:10,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:10,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:10,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:10,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:10,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:10,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:10,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:10,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:10,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:10,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:10,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:10,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:10,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:10,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:10,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:10,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:10,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:10,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:10,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:10,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:10,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:10,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:10,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:10,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:10,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:10,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:10,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:10,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:10,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:10,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:10,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:30:10,630 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:10,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:10,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:10,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:10,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:10,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:10,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:10,633 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:10,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:10,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:10,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:10,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:10,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:10,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:10,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:10,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:10,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:10,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:10,638 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:10,638 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:10,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:10,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:10,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:10,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:10,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:10,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:10,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:10,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:10,642 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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fb9a44013f129b42a7ee402f5ad064de240b9b8bfc3efdb0ecb991ba7dde0d1 [2021-11-23 15:30:10,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:10,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:10,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:10,948 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:10,950 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:10,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2021-11-23 15:30:11,034 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/c6ac90f28/68ea0e00371447a48fcf9285ed5113cc/FLAG368406e6c [2021-11-23 15:30:11,863 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:11,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2021-11-23 15:30:11,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/c6ac90f28/68ea0e00371447a48fcf9285ed5113cc/FLAG368406e6c [2021-11-23 15:30:11,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/c6ac90f28/68ea0e00371447a48fcf9285ed5113cc [2021-11-23 15:30:11,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:11,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:11,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:11,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:11,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:11,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:11" (1/1) ... [2021-11-23 15:30:11,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f93ae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:11, skipping insertion in model container [2021-11-23 15:30:11,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:11" (1/1) ... [2021-11-23 15:30:11,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:12,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:12,420 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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/sv-benchmarks/c/eca-rers2012/Problem12_label19.c[2130,2143] [2021-11-23 15:30:13,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:13,417 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:13,448 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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/sv-benchmarks/c/eca-rers2012/Problem12_label19.c[2130,2143] [2021-11-23 15:30:14,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:14,132 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:14,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14 WrapperNode [2021-11-23 15:30:14,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:14,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:14,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:14,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:14,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:14,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:14,611 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:30:14,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:14,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:14,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:14,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:14,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:14,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:14,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:14,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:14,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:15,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:15,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:15,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:15,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:15,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:15,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:15,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:14" (1/1) ... [2021-11-23 15:30:15,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:15,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:15,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:15,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:15,517 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:15,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:20,266 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:20,464 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 15:30:20,469 INFO L158 Benchmark]: Toolchain (without parser) took 8521.58ms. Allocated memory was 104.9MB in the beginning and 436.2MB in the end (delta: 331.4MB). Free memory was 59.4MB in the beginning and 309.6MB in the end (delta: -250.1MB). Peak memory consumption was 281.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:20,470 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 60.4MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:20,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2183.26ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 59.2MB in the beginning and 75.1MB in the end (delta: -15.9MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2021-11-23 15:30:20,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 476.71ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 75.1MB in the beginning and 93.0MB in the end (delta: -17.9MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:20,473 INFO L158 Benchmark]: Boogie Preprocessor took 595.62ms. Allocated memory is still 201.3MB. Free memory was 93.0MB in the beginning and 88.0MB in the end (delta: 5.0MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:20,474 INFO L158 Benchmark]: RCFGBuilder took 5257.93ms. Allocated memory was 201.3MB in the beginning and 436.2MB in the end (delta: 234.9MB). Free memory was 88.0MB in the beginning and 309.6MB in the end (delta: -221.5MB). Peak memory consumption was 213.9MB. Max. memory is 16.1GB. [2021-11-23 15:30:20,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 60.4MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2183.26ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 59.2MB in the beginning and 75.1MB in the end (delta: -15.9MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 476.71ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 75.1MB in the beginning and 93.0MB in the end (delta: -17.9MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 595.62ms. Allocated memory is still 201.3MB. Free memory was 93.0MB in the beginning and 88.0MB in the end (delta: 5.0MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5257.93ms. Allocated memory was 201.3MB in the beginning and 436.2MB in the end (delta: 234.9MB). Free memory was 88.0MB in the beginning and 309.6MB in the end (delta: -221.5MB). Peak memory consumption was 213.9MB. 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 15:30:20,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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 8fb9a44013f129b42a7ee402f5ad064de240b9b8bfc3efdb0ecb991ba7dde0d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:23,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:23,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:23,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:23,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:23,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:23,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:23,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:23,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:23,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:23,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:23,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:23,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:23,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:23,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:23,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:23,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:23,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:23,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:23,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:23,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:23,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:23,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:23,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:23,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:23,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:23,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:23,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:23,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:23,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:23,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:23,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:23,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:23,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:23,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:23,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:23,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:23,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:23,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:23,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:23,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:23,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:23,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:23,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:23,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:23,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:23,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:23,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:23,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:23,637 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:23,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:23,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:23,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:23,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:23,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:23,640 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:23,640 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:23,640 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:23,641 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:23,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:23,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:23,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:23,642 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:23,642 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:23,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:23,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:23,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:23,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:23,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:23,643 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:23,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:23,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:23,644 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:23,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:23,645 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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fb9a44013f129b42a7ee402f5ad064de240b9b8bfc3efdb0ecb991ba7dde0d1 [2021-11-23 15:30:24,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:24,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:24,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:24,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:24,224 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:24,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2021-11-23 15:30:24,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/294acca00/bb390f3c063d430ba469598dc63c00ea/FLAG1b9124a58 [2021-11-23 15:30:25,463 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:25,463 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/sv-benchmarks/c/eca-rers2012/Problem12_label19.c [2021-11-23 15:30:25,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/294acca00/bb390f3c063d430ba469598dc63c00ea/FLAG1b9124a58 [2021-11-23 15:30:25,823 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/data/294acca00/bb390f3c063d430ba469598dc63c00ea [2021-11-23 15:30:25,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:25,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:25,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:25,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:25,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:25,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:25" (1/1) ... [2021-11-23 15:30:25,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cec0d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:25, skipping insertion in model container [2021-11-23 15:30:25,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:25" (1/1) ... [2021-11-23 15:30:25,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:26,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:26,379 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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/sv-benchmarks/c/eca-rers2012/Problem12_label19.c[2130,2143] [2021-11-23 15:30:28,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:28,093 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:28,129 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_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/sv-benchmarks/c/eca-rers2012/Problem12_label19.c[2130,2143] [2021-11-23 15:30:29,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:29,169 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:29,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29 WrapperNode [2021-11-23 15:30:29,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:29,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:29,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:29,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:29,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,491 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:30:29,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:29,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:29,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:29,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:29,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:29,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:29,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:29,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:29,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:29" (1/1) ... [2021-11-23 15:30:29,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:29,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:29,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:29,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:29,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:30,127 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:30,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:01,847 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:01,908 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 15:31:01,922 INFO L158 Benchmark]: Toolchain (without parser) took 36084.68ms. Allocated memory was 86.0MB in the beginning and 299.9MB in the end (delta: 213.9MB). Free memory was 62.6MB in the beginning and 212.4MB in the end (delta: -149.8MB). Peak memory consumption was 198.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:01,923 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 86.0MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:01,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3340.35ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 62.4MB in the beginning and 44.6MB in the end (delta: 17.8MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:01,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 319.95ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 44.6MB in the beginning and 59.4MB in the end (delta: -14.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:01,926 INFO L158 Benchmark]: Boogie Preprocessor took 350.87ms. Allocated memory is still 132.1MB. Free memory was 59.4MB in the beginning and 55.4MB in the end (delta: 4.0MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2021-11-23 15:31:01,927 INFO L158 Benchmark]: RCFGBuilder took 32067.04ms. Allocated memory was 132.1MB in the beginning and 299.9MB in the end (delta: 167.8MB). Free memory was 54.9MB in the beginning and 212.4MB in the end (delta: -157.5MB). Peak memory consumption was 144.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:01,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 86.0MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3340.35ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 62.4MB in the beginning and 44.6MB in the end (delta: 17.8MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 319.95ms. Allocated memory was 107.0MB in the beginning and 132.1MB in the end (delta: 25.2MB). Free memory was 44.6MB in the beginning and 59.4MB in the end (delta: -14.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 350.87ms. Allocated memory is still 132.1MB. Free memory was 59.4MB in the beginning and 55.4MB in the end (delta: 4.0MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * RCFGBuilder took 32067.04ms. Allocated memory was 132.1MB in the beginning and 299.9MB in the end (delta: 167.8MB). Free memory was 54.9MB in the beginning and 212.4MB in the end (delta: -157.5MB). Peak memory consumption was 144.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:31:02,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e2a23ab-5da4-477a-a4d7-dd3dc7d62d69/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable