./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label50.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_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/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_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/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_794c57e6-8d6b-4946-811a-6dac5654772a/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 56e7a4db9e890bad4c6ba22e9e20439c94d0afdecfe3e8cad4ffb71abf5e0a33 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:50,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:50,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:50,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:50,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:50,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:50,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:50,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:50,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:50,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:50,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:50,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:50,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:50,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:50,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:50,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:50,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:50,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:50,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:50,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:50,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:50,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:50,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:50,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:50,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:50,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:50,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:50,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:50,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:50,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:50,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:50,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:50,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:50,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:50,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:50,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:50,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:50,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:50,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:50,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:50,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:50,590 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:50,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:50,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:50,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:50,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:50,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:50,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:50,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:50,645 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:50,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:50,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:50,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:50,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:50,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:50,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:50,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:50,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:50,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:50,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:50,650 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:50,650 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:50,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:50,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:50,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:50,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:50,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:50,652 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:50,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:50,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:50,653 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_794c57e6-8d6b-4946-811a-6dac5654772a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56e7a4db9e890bad4c6ba22e9e20439c94d0afdecfe3e8cad4ffb71abf5e0a33 [2021-11-23 15:31:50,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:51,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:51,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:51,040 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:51,042 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:51,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2021-11-23 15:31:51,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/026b79c07/95d66ee365d94a64bf7eda7fc05fb0de/FLAGebcad01e9 [2021-11-23 15:31:51,917 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:51,917 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2021-11-23 15:31:51,942 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/026b79c07/95d66ee365d94a64bf7eda7fc05fb0de/FLAGebcad01e9 [2021-11-23 15:31:52,094 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/026b79c07/95d66ee365d94a64bf7eda7fc05fb0de [2021-11-23 15:31:52,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:52,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:52,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:52,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:52,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:52,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:52" (1/1) ... [2021-11-23 15:31:52,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a105d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:52, skipping insertion in model container [2021-11-23 15:31:52,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:52" (1/1) ... [2021-11-23 15:31:52,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:52,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:52,567 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_794c57e6-8d6b-4946-811a-6dac5654772a/sv-benchmarks/c/eca-rers2012/Problem11_label50.c[5287,5300] [2021-11-23 15:31:52,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:52,925 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:52,954 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_794c57e6-8d6b-4946-811a-6dac5654772a/sv-benchmarks/c/eca-rers2012/Problem11_label50.c[5287,5300] [2021-11-23 15:31:53,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:53,168 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:53,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53 WrapperNode [2021-11-23 15:31:53,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:53,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:53,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:53,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:53,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,359 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2021-11-23 15:31:53,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:53,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:53,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:53,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:53,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:53,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:53,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:53,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:53,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:53" (1/1) ... [2021-11-23 15:31:53,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:53,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:53,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:53,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:53,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:53,756 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:53,758 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:55,536 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:55,578 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 15:31:55,584 INFO L158 Benchmark]: Toolchain (without parser) took 3481.51ms. Allocated memory was 86.0MB in the beginning and 167.8MB in the end (delta: 81.8MB). Free memory was 61.2MB in the beginning and 108.9MB in the end (delta: -47.7MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:55,584 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:55,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1067.59ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 61.0MB in the beginning and 68.2MB in the end (delta: -7.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:55,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.15ms. Allocated memory is still 104.9MB. Free memory was 68.2MB in the beginning and 69.4MB in the end (delta: -1.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2021-11-23 15:31:55,587 INFO L158 Benchmark]: Boogie Preprocessor took 152.44ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 60.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:55,588 INFO L158 Benchmark]: RCFGBuilder took 2014.29ms. Allocated memory was 104.9MB in the beginning and 167.8MB in the end (delta: 62.9MB). Free memory was 60.4MB in the beginning and 108.9MB in the end (delta: -48.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-23 15:31:55,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1067.59ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 61.0MB in the beginning and 68.2MB in the end (delta: -7.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.15ms. Allocated memory is still 104.9MB. Free memory was 68.2MB in the beginning and 69.4MB in the end (delta: -1.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.44ms. Allocated memory is still 104.9MB. Free memory was 69.4MB in the beginning and 60.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2014.29ms. Allocated memory was 104.9MB in the beginning and 167.8MB in the end (delta: 62.9MB). Free memory was 60.4MB in the beginning and 108.9MB in the end (delta: -48.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:31:55,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/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_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/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_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/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_794c57e6-8d6b-4946-811a-6dac5654772a/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 56e7a4db9e890bad4c6ba22e9e20439c94d0afdecfe3e8cad4ffb71abf5e0a33 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:58,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:58,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:58,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:58,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:58,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:58,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:58,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:58,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:58,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:58,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:58,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:58,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:58,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:58,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:58,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:58,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:58,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:58,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:58,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:58,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:58,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:58,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:58,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:58,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:58,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:58,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:58,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:58,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:58,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:58,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:58,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:58,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:58,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:58,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:58,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:58,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:58,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:58,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:58,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:58,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:58,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:58,595 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:58,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:58,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:58,597 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:58,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:58,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:58,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:58,598 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:58,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:58,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:58,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:58,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:58,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:58,600 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:58,600 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:58,600 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:58,600 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:58,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:58,601 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:58,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:58,601 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:58,602 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:58,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:58,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:58,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:58,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:58,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:58,603 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:58,603 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:58,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:58,604 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:58,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:58,604 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_794c57e6-8d6b-4946-811a-6dac5654772a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56e7a4db9e890bad4c6ba22e9e20439c94d0afdecfe3e8cad4ffb71abf5e0a33 [2021-11-23 15:31:59,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:59,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:59,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:59,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:59,090 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:59,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2021-11-23 15:31:59,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/090dd3c55/b603a717e8774a9198f7947a848ab427/FLAG9d2f74fe0 [2021-11-23 15:32:00,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:00,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2021-11-23 15:32:00,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/090dd3c55/b603a717e8774a9198f7947a848ab427/FLAG9d2f74fe0 [2021-11-23 15:32:00,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/data/090dd3c55/b603a717e8774a9198f7947a848ab427 [2021-11-23 15:32:00,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:00,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:00,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:00,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:00,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:00,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:00" (1/1) ... [2021-11-23 15:32:00,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d947fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:00, skipping insertion in model container [2021-11-23 15:32:00,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:00" (1/1) ... [2021-11-23 15:32:00,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:00,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:00,737 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_794c57e6-8d6b-4946-811a-6dac5654772a/sv-benchmarks/c/eca-rers2012/Problem11_label50.c[5287,5300] [2021-11-23 15:32:01,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:01,217 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:01,271 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_794c57e6-8d6b-4946-811a-6dac5654772a/sv-benchmarks/c/eca-rers2012/Problem11_label50.c[5287,5300] [2021-11-23 15:32:01,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:01,441 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:01,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01 WrapperNode [2021-11-23 15:32:01,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:01,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:01,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:01,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:01,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,628 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 997 [2021-11-23 15:32:01,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:01,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:01,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:01,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:01,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:01,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:01,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:01,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:01,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:01,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:01,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:01,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:01,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:02,032 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:02,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:11,866 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:11,912 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 15:32:11,918 INFO L158 Benchmark]: Toolchain (without parser) took 11689.86ms. Allocated memory was 56.6MB in the beginning and 119.5MB in the end (delta: 62.9MB). Free memory was 31.1MB in the beginning and 61.5MB in the end (delta: -30.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,919 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:11,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1213.14ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 31.0MB in the beginning and 45.9MB in the end (delta: -14.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.57ms. Allocated memory is still 86.0MB. Free memory was 45.9MB in the beginning and 58.5MB in the end (delta: -12.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,922 INFO L158 Benchmark]: Boogie Preprocessor took 184.35ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 51.8MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,923 INFO L158 Benchmark]: RCFGBuilder took 10099.52ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 51.8MB in the beginning and 61.5MB in the end (delta: -9.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,928 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1213.14ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 31.0MB in the beginning and 45.9MB in the end (delta: -14.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 184.57ms. Allocated memory is still 86.0MB. Free memory was 45.9MB in the beginning and 58.5MB in the end (delta: -12.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.35ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 51.8MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 10099.52ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 51.8MB in the beginning and 61.5MB in the end (delta: -9.7MB). Peak memory consumption was 31.5MB. 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 15:32:11,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_794c57e6-8d6b-4946-811a-6dac5654772a/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