./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label28.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_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/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_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/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_cb392fc6-9931-4362-8dae-86b27559f24b/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 bfdec3efb2e3689086e52b498036bfe20677fd5e46edd94f0588e543016085db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:10,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:10,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:10,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:10,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:10,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:10,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:10,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:10,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:10,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:10,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:10,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:10,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:10,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:10,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:10,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:10,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:10,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:10,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:10,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:10,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:10,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:10,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:10,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:10,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:10,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:10,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:10,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:10,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:10,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:10,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:10,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:10,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:10,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:10,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:10,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:10,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:10,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:10,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:10,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:10,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:10,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:38:10,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:10,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:10,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:10,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:10,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:10,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:10,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:10,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:10,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:38:10,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:10,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:10,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:10,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:10,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:10,630 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:10,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:10,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:10,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:10,631 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:10,631 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:10,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:10,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:10,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:10,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:10,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:10,633 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:38:10,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:38:10,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:10,633 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_cb392fc6-9931-4362-8dae-86b27559f24b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfdec3efb2e3689086e52b498036bfe20677fd5e46edd94f0588e543016085db [2021-11-23 15:38:10,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:10,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:10,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:10,972 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:10,973 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:10,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2021-11-23 15:38:11,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/3769a1edb/a72154ee16f24f61b9efb8babcd0de39/FLAG748e0c5ea [2021-11-23 15:38:11,636 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:11,637 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2021-11-23 15:38:11,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/3769a1edb/a72154ee16f24f61b9efb8babcd0de39/FLAG748e0c5ea [2021-11-23 15:38:11,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/3769a1edb/a72154ee16f24f61b9efb8babcd0de39 [2021-11-23 15:38:11,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:11,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:11,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:11,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:11,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:11,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:11" (1/1) ... [2021-11-23 15:38:11,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e274544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:11, skipping insertion in model container [2021-11-23 15:38:11,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:11" (1/1) ... [2021-11-23 15:38:11,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:12,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:12,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/sv-benchmarks/c/eca-rers2012/Problem10_label28.c[1526,1539] [2021-11-23 15:38:12,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:12,485 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:12,500 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_cb392fc6-9931-4362-8dae-86b27559f24b/sv-benchmarks/c/eca-rers2012/Problem10_label28.c[1526,1539] [2021-11-23 15:38:12,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:12,646 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:12,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12 WrapperNode [2021-11-23 15:38:12,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:12,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:12,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:12,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:12,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,769 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2021-11-23 15:38:12,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:12,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:12,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:12,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:12,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:12,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:12,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:12,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:12,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12" (1/1) ... [2021-11-23 15:38:12,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:12,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:12,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:12,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:38:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:12,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:13,045 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:13,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:14,242 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:14,280 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 15:38:14,285 INFO L158 Benchmark]: Toolchain (without parser) took 2378.22ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 78.6MB in the beginning and 125.1MB in the end (delta: -46.5MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:14,286 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 96.2MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:14,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 736.62ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 94.9MB in the end (delta: -16.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-23 15:38:14,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.07ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 87.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:38:14,288 INFO L158 Benchmark]: Boogie Preprocessor took 107.20ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 82.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:38:14,289 INFO L158 Benchmark]: RCFGBuilder took 1396.18ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 82.4MB in the beginning and 125.1MB in the end (delta: -42.7MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-23 15:38:14,292 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 142.6MB. Free memory was 96.3MB in the beginning and 96.2MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 736.62ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 94.9MB in the end (delta: -16.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.07ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 87.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.20ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 82.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1396.18ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 82.4MB in the beginning and 125.1MB in the end (delta: -42.7MB). Peak memory consumption was 44.5MB. 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 15:38:14,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/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_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/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_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/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_cb392fc6-9931-4362-8dae-86b27559f24b/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 bfdec3efb2e3689086e52b498036bfe20677fd5e46edd94f0588e543016085db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:16,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:16,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:16,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:16,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:16,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:16,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:16,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:16,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:16,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:16,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:16,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:16,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:16,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:16,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:16,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:16,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:16,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:16,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:16,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:16,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:16,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:16,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:16,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:16,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:16,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:16,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:16,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:16,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:16,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:16,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:16,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:16,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:16,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:16,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:16,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:16,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:16,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:16,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:16,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:16,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:16,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:38:16,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:16,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:16,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:16,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:16,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:16,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:16,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:16,969 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:16,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:16,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:16,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:16,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:16,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:16,972 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:38:16,972 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:38:16,972 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:38:16,972 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:16,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:16,973 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:16,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:16,973 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:16,973 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:16,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:16,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:16,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:16,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:16,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:16,975 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:38:16,975 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:38:16,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:16,975 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:38:16,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:38:16,976 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_cb392fc6-9931-4362-8dae-86b27559f24b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfdec3efb2e3689086e52b498036bfe20677fd5e46edd94f0588e543016085db [2021-11-23 15:38:17,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:17,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:17,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:17,405 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:17,406 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:17,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2021-11-23 15:38:17,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/4dac9f67a/d02d41812c2842ba94dfe76c8bab4fee/FLAG46716c0ef [2021-11-23 15:38:18,124 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:18,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/sv-benchmarks/c/eca-rers2012/Problem10_label28.c [2021-11-23 15:38:18,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/4dac9f67a/d02d41812c2842ba94dfe76c8bab4fee/FLAG46716c0ef [2021-11-23 15:38:18,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/data/4dac9f67a/d02d41812c2842ba94dfe76c8bab4fee [2021-11-23 15:38:18,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:18,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:18,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:18,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:18,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:18,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:18" (1/1) ... [2021-11-23 15:38:18,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66d5da48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:18, skipping insertion in model container [2021-11-23 15:38:18,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:18" (1/1) ... [2021-11-23 15:38:18,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:18,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:18,670 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_cb392fc6-9931-4362-8dae-86b27559f24b/sv-benchmarks/c/eca-rers2012/Problem10_label28.c[1526,1539] [2021-11-23 15:38:18,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:18,993 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:19,008 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_cb392fc6-9931-4362-8dae-86b27559f24b/sv-benchmarks/c/eca-rers2012/Problem10_label28.c[1526,1539] [2021-11-23 15:38:19,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:19,131 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:19,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19 WrapperNode [2021-11-23 15:38:19,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:19,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:19,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:19,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:19,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,228 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 595 [2021-11-23 15:38:19,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:19,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:19,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:19,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:19,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:19,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:19,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:19,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:19,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:19" (1/1) ... [2021-11-23 15:38:19,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:19,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:19,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:19,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:38:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:19,534 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:19,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:22,352 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:22,429 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 15:38:22,440 INFO L158 Benchmark]: Toolchain (without parser) took 4097.15ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 60.6MB in the beginning and 83.1MB in the end (delta: -22.4MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2021-11-23 15:38:22,441 INFO L158 Benchmark]: CDTParser took 1.16ms. Allocated memory is still 79.7MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:22,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.21ms. Allocated memory is still 79.7MB. Free memory was 60.5MB in the beginning and 41.8MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:38:22,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.20ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 36.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:38:22,444 INFO L158 Benchmark]: Boogie Preprocessor took 143.55ms. Allocated memory is still 79.7MB. Free memory was 36.5MB in the beginning and 56.7MB in the end (delta: -20.2MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-23 15:38:22,445 INFO L158 Benchmark]: RCFGBuilder took 3062.65ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 56.3MB in the beginning and 83.1MB in the end (delta: -26.7MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-23 15:38:22,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16ms. Allocated memory is still 79.7MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.21ms. Allocated memory is still 79.7MB. Free memory was 60.5MB in the beginning and 41.8MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.20ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 36.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.55ms. Allocated memory is still 79.7MB. Free memory was 36.5MB in the beginning and 56.7MB in the end (delta: -20.2MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3062.65ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 56.3MB in the beginning and 83.1MB in the end (delta: -26.7MB). Peak memory consumption was 36.9MB. 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 15:38:22,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb392fc6-9931-4362-8dae-86b27559f24b/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