./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label22.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_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/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_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/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_70944be1-3925-4757-9ce0-075550e64ab7/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 ca399da5b4a23af58a4832e6e16185f9d21852755b27c97f0de04b20d5d51ce5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:35,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:35,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:35,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:35,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:35,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:35,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:35,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:35,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:35,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:35,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:35,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:35,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:35,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:35,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:35,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:35,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:35,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:35,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:35,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:35,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:35,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:35,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:35,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:35,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:35,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:35,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:35,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:35,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:35,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:35,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:35,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:35,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:35,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:35,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:35,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:35,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:35,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:35,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:35,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:35,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:35,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:35,769 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:35,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:35,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:35,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:35,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:35,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:35,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:35,773 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:35,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:35,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:35,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:35,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:35,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:35,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:35,782 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:35,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:35,782 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:35,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:35,782 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:35,783 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:35,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:35,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:35,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:35,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:35,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:35,784 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:35,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:35,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:35,785 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_70944be1-3925-4757-9ce0-075550e64ab7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca399da5b4a23af58a4832e6e16185f9d21852755b27c97f0de04b20d5d51ce5 [2021-11-23 15:46:36,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:36,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:36,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:36,107 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:36,108 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:36,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label22.c [2021-11-23 15:46:36,193 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/a8dfd339d/10e2497a834a40499ac278d533dcc646/FLAG1b6fa9b11 [2021-11-23 15:46:38,738 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:38,739 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/sv-benchmarks/c/eca-programs/Problem101_label22.c [2021-11-23 15:46:38,882 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/a8dfd339d/10e2497a834a40499ac278d533dcc646/FLAG1b6fa9b11 [2021-11-23 15:46:39,040 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/a8dfd339d/10e2497a834a40499ac278d533dcc646 [2021-11-23 15:46:39,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:39,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:39,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:39,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:39,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:39,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eff924f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:39, skipping insertion in model container [2021-11-23 15:46:39,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:39" (1/1) ... [2021-11-23 15:46:39,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:40,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:51,691 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_70944be1-3925-4757-9ce0-075550e64ab7/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2021-11-23 15:46:51,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:51,778 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:59,930 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_70944be1-3925-4757-9ce0-075550e64ab7/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2021-11-23 15:46:59,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:00,834 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:00,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00 WrapperNode [2021-11-23 15:47:00,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:00,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:00,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:01,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:01,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:01,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:04,574 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2021-11-23 15:47:04,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:04,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:04,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:04,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:04,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:04,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:05,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:05,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:06,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:07,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:07,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:07,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:07,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:07,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:07,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:07,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:00" (1/1) ... [2021-11-23 15:47:07,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:07,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:07,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:07,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:08,050 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:08,052 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:48,568 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:48,696 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 15:47:48,702 INFO L158 Benchmark]: Toolchain (without parser) took 69655.66ms. Allocated memory was 237.0MB in the beginning and 8.6GB in the end (delta: 8.4GB). Free memory was 119.0MB in the beginning and 7.2GB in the end (delta: -7.0GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:47:48,702 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:48,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21789.32ms. Allocated memory was 237.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 119.0MB in the beginning and 950.3MB in the end (delta: -831.3MB). Peak memory consumption was 643.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:48,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 3738.88ms. Allocated memory was 1.7GB in the beginning and 3.4GB in the end (delta: 1.6GB). Free memory was 950.3MB in the beginning and 2.5GB in the end (delta: -1.5GB). Peak memory consumption was 399.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:48,705 INFO L158 Benchmark]: Boogie Preprocessor took 3200.64ms. Allocated memory was 3.4GB in the beginning and 6.2GB in the end (delta: 2.9GB). Free memory was 2.5GB in the beginning and 5.0GB in the end (delta: -2.6GB). Peak memory consumption was 325.1MB. Max. memory is 16.1GB. [2021-11-23 15:47:48,706 INFO L158 Benchmark]: RCFGBuilder took 40922.06ms. Allocated memory was 6.2GB in the beginning and 8.6GB in the end (delta: 2.4GB). Free memory was 5.0GB in the beginning and 7.2GB in the end (delta: -2.1GB). Peak memory consumption was 625.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:48,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21789.32ms. Allocated memory was 237.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 119.0MB in the beginning and 950.3MB in the end (delta: -831.3MB). Peak memory consumption was 643.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3738.88ms. Allocated memory was 1.7GB in the beginning and 3.4GB in the end (delta: 1.6GB). Free memory was 950.3MB in the beginning and 2.5GB in the end (delta: -1.5GB). Peak memory consumption was 399.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3200.64ms. Allocated memory was 3.4GB in the beginning and 6.2GB in the end (delta: 2.9GB). Free memory was 2.5GB in the beginning and 5.0GB in the end (delta: -2.6GB). Peak memory consumption was 325.1MB. Max. memory is 16.1GB. * RCFGBuilder took 40922.06ms. Allocated memory was 6.2GB in the beginning and 8.6GB in the end (delta: 2.4GB). Free memory was 5.0GB in the beginning and 7.2GB in the end (delta: -2.1GB). Peak memory consumption was 625.0MB. 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 15:47:48,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/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_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/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_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/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_70944be1-3925-4757-9ce0-075550e64ab7/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 ca399da5b4a23af58a4832e6e16185f9d21852755b27c97f0de04b20d5d51ce5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:51,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:51,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:51,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:51,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:51,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:51,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:51,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:51,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:51,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:51,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:51,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:51,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:51,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:51,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:51,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:51,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:51,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:51,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:51,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:51,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:51,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:51,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:51,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:51,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:51,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:51,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:51,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:51,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:51,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:51,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:51,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:51,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:51,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:51,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:51,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:51,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:51,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:51,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:51,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:51,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:51,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:51,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:51,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:51,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:51,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:51,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:51,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:51,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:51,465 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:51,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:51,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:51,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:51,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:51,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:51,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:51,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:51,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:51,467 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:51,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:51,467 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:51,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:51,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:51,468 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:51,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:51,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:51,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:51,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:51,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:51,469 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:51,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:51,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:51,469 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:51,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:51,470 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_70944be1-3925-4757-9ce0-075550e64ab7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca399da5b4a23af58a4832e6e16185f9d21852755b27c97f0de04b20d5d51ce5 [2021-11-23 15:47:51,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:51,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:51,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:51,911 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:51,912 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:51,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label22.c [2021-11-23 15:47:51,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/e7c6c88b3/a5496545d6944e9fb5b2638df860a928/FLAGbce99c1d6 [2021-11-23 15:47:55,070 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:55,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/sv-benchmarks/c/eca-programs/Problem101_label22.c [2021-11-23 15:47:55,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/e7c6c88b3/a5496545d6944e9fb5b2638df860a928/FLAGbce99c1d6 [2021-11-23 15:47:55,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/data/e7c6c88b3/a5496545d6944e9fb5b2638df860a928 [2021-11-23 15:47:55,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:55,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:55,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:55,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:55,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:55,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:55" (1/1) ... [2021-11-23 15:47:55,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456d58db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:55, skipping insertion in model container [2021-11-23 15:47:55,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:55" (1/1) ... [2021-11-23 15:47:55,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:56,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:08,890 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_70944be1-3925-4757-9ce0-075550e64ab7/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2021-11-23 15:48:08,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:09,010 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:17,441 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_70944be1-3925-4757-9ce0-075550e64ab7/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2021-11-23 15:48:17,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:18,708 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:18,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18 WrapperNode [2021-11-23 15:48:18,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:18,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:18,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:18,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:18,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:19,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:22,093 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83733 [2021-11-23 15:48:22,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:22,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:22,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:22,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:22,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:22,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:22,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:22,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:23,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:24,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:24,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:25,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:25,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:25,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:25,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:25,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:18" (1/1) ... [2021-11-23 15:48:25,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:25,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:25,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:25,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:25,328 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:25,330 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:15,731 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:15,866 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 15:49:15,871 INFO L158 Benchmark]: Toolchain (without parser) took 80433.41ms. Allocated memory was 440.4MB in the beginning and 8.2GB in the end (delta: 7.7GB). Free memory was 293.7MB in the beginning and 6.6GB in the end (delta: -6.4GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-11-23 15:49:15,871 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:15,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 23270.35ms. Allocated memory was 440.4MB in the beginning and 3.7GB in the end (delta: 3.2GB). Free memory was 293.7MB in the beginning and 3.0GB in the end (delta: -2.7GB). Peak memory consumption was 828.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 3384.54ms. Allocated memory is still 3.7GB. Free memory was 3.0GB in the beginning and 2.7GB in the end (delta: 329.3MB). Peak memory consumption was 416.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,874 INFO L158 Benchmark]: Boogie Preprocessor took 3010.81ms. Allocated memory was 3.7GB in the beginning and 6.2GB in the end (delta: 2.5GB). Free memory was 2.7GB in the beginning and 4.8GB in the end (delta: -2.2GB). Peak memory consumption was 329.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,875 INFO L158 Benchmark]: RCFGBuilder took 50762.80ms. Allocated memory was 6.2GB in the beginning and 8.2GB in the end (delta: 2.0GB). Free memory was 4.8GB in the beginning and 6.6GB in the end (delta: -1.8GB). Peak memory consumption was 562.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 23270.35ms. Allocated memory was 440.4MB in the beginning and 3.7GB in the end (delta: 3.2GB). Free memory was 293.7MB in the beginning and 3.0GB in the end (delta: -2.7GB). Peak memory consumption was 828.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3384.54ms. Allocated memory is still 3.7GB. Free memory was 3.0GB in the beginning and 2.7GB in the end (delta: 329.3MB). Peak memory consumption was 416.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3010.81ms. Allocated memory was 3.7GB in the beginning and 6.2GB in the end (delta: 2.5GB). Free memory was 2.7GB in the beginning and 4.8GB in the end (delta: -2.2GB). Peak memory consumption was 329.3MB. Max. memory is 16.1GB. * RCFGBuilder took 50762.80ms. Allocated memory was 6.2GB in the beginning and 8.2GB in the end (delta: 2.0GB). Free memory was 4.8GB in the beginning and 6.6GB in the end (delta: -1.8GB). Peak memory consumption was 562.0MB. 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 15:49:15,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70944be1-3925-4757-9ce0-075550e64ab7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable