./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label14.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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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 37136c333282e67f438e7bf13fb35b60043f7970afe7b0fb63a25a209e0dddcf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:53,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:53,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:53,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:53,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:53,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:53,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:53,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:53,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:53,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:53,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:53,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:53,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:53,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:53,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:53,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:53,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:53,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:53,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:53,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:53,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:53,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:53,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:53,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:53,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:53,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:53,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:53,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:53,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:53,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:53,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:53,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:53,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:53,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:53,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:53,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:53,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:53,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:53,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:53,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:53,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:53,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:53,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:53,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:53,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:53,170 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:53,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:53,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:53,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:53,171 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:53,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:53,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:53,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:53,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:53,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:53,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:53,173 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:53,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:53,173 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:53,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:53,174 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:53,174 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:53,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:53,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:53,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:53,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:53,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:53,175 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:53,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:53,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:53,176 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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37136c333282e67f438e7bf13fb35b60043f7970afe7b0fb63a25a209e0dddcf [2021-11-23 15:03:53,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:53,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:53,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:53,450 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:53,451 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:53,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label14.c [2021-11-23 15:03:53,523 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/f5275ee0c/41144a7b86b94d90817aa9395d59befb/FLAG9f258eca9 [2021-11-23 15:03:54,196 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:54,196 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/sv-benchmarks/c/eca-rers2012/Problem16_label14.c [2021-11-23 15:03:54,214 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/f5275ee0c/41144a7b86b94d90817aa9395d59befb/FLAG9f258eca9 [2021-11-23 15:03:54,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/f5275ee0c/41144a7b86b94d90817aa9395d59befb [2021-11-23 15:03:54,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:54,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:54,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:54,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:54,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:54,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d175f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54, skipping insertion in model container [2021-11-23 15:03:54,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:54,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:54,755 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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/sv-benchmarks/c/eca-rers2012/Problem16_label14.c[2092,2105] [2021-11-23 15:03:55,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,201 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:55,216 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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/sv-benchmarks/c/eca-rers2012/Problem16_label14.c[2092,2105] [2021-11-23 15:03:55,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,471 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:55,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55 WrapperNode [2021-11-23 15:03:55,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:55,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:55,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:55,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,699 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2021-11-23 15:03:55,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:55,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:55,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:55,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:55,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:55,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,862 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:55,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:55,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:55,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:56,028 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:56,030 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:58,189 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:58,244 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 15:03:58,255 INFO L158 Benchmark]: Toolchain (without parser) took 3878.52ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 94.0MB in the beginning and 116.8MB in the end (delta: -22.9MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,257 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:58,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1094.46ms. Allocated memory is still 130.0MB. Free memory was 93.5MB in the beginning and 56.7MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.26ms. Allocated memory is still 130.0MB. Free memory was 56.7MB in the beginning and 84.3MB in the end (delta: -27.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,261 INFO L158 Benchmark]: Boogie Preprocessor took 149.70ms. Allocated memory is still 130.0MB. Free memory was 84.3MB in the beginning and 71.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,262 INFO L158 Benchmark]: RCFGBuilder took 2399.88ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 71.5MB in the beginning and 116.8MB in the end (delta: -45.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1094.46ms. Allocated memory is still 130.0MB. Free memory was 93.5MB in the beginning and 56.7MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.26ms. Allocated memory is still 130.0MB. Free memory was 56.7MB in the beginning and 84.3MB in the end (delta: -27.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.70ms. Allocated memory is still 130.0MB. Free memory was 84.3MB in the beginning and 71.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2399.88ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 71.5MB in the beginning and 116.8MB in the end (delta: -45.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:58,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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 37136c333282e67f438e7bf13fb35b60043f7970afe7b0fb63a25a209e0dddcf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:00,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:00,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:00,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:00,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:00,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:00,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:00,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:00,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:00,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:00,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:00,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:00,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:00,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:00,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:00,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:00,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:00,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:00,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:00,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:00,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:00,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:00,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:00,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:00,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:00,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:00,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:00,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:00,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:00,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:00,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:00,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:00,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:00,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:00,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:00,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:00,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:00,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:00,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:00,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:00,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:00,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:00,996 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:00,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:00,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:00,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:00,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:00,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:00,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:01,000 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:01,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:01,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:01,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:01,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:01,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:01,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:01,002 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:01,002 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:01,002 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:01,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:01,003 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:01,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:01,003 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:01,003 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:01,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:01,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:01,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:01,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:01,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:01,005 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:01,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:01,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:01,006 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:01,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:01,006 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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37136c333282e67f438e7bf13fb35b60043f7970afe7b0fb63a25a209e0dddcf [2021-11-23 15:04:01,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:01,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:01,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:01,453 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:01,454 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:01,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label14.c [2021-11-23 15:04:01,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/e0009ae8d/1365e0ab254c4d04bb753c155c1c472d/FLAG583fc7a22 [2021-11-23 15:04:02,344 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:02,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/sv-benchmarks/c/eca-rers2012/Problem16_label14.c [2021-11-23 15:04:02,381 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/e0009ae8d/1365e0ab254c4d04bb753c155c1c472d/FLAG583fc7a22 [2021-11-23 15:04:02,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/data/e0009ae8d/1365e0ab254c4d04bb753c155c1c472d [2021-11-23 15:04:02,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:02,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:02,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:02,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:02,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cba3845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02, skipping insertion in model container [2021-11-23 15:04:02,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:02,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:02,795 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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/sv-benchmarks/c/eca-rers2012/Problem16_label14.c[2092,2105] [2021-11-23 15:04:03,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:03,557 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:03,591 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_a4db9c40-576b-40c2-94cd-8743cc22e2e8/sv-benchmarks/c/eca-rers2012/Problem16_label14.c[2092,2105] [2021-11-23 15:04:03,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:03,922 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:03,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03 WrapperNode [2021-11-23 15:04:03,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:03,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:03,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:03,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:03,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:03,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,086 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1765 [2021-11-23 15:04:04,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:04,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:04,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:04,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:04,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:04,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:04,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:04,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:04,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:04,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:04,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:04,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:04,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:04,415 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:04,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:12,696 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:12,766 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 15:04:12,779 INFO L158 Benchmark]: Toolchain (without parser) took 10275.66ms. Allocated memory was 67.1MB in the beginning and 153.1MB in the end (delta: 86.0MB). Free memory was 44.4MB in the beginning and 81.0MB in the end (delta: -36.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:12,780 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:12,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1420.37ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 44.1MB in the beginning and 69.1MB in the end (delta: -24.9MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:12,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.23ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 57.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:12,782 INFO L158 Benchmark]: Boogie Preprocessor took 133.72ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 47.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:12,783 INFO L158 Benchmark]: RCFGBuilder took 8555.94ms. Allocated memory was 100.7MB in the beginning and 153.1MB in the end (delta: 52.4MB). Free memory was 47.7MB in the beginning and 81.0MB in the end (delta: -33.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:12,787 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 67.1MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1420.37ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 44.1MB in the beginning and 69.1MB in the end (delta: -24.9MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.23ms. Allocated memory is still 100.7MB. Free memory was 69.1MB in the beginning and 57.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.72ms. Allocated memory is still 100.7MB. Free memory was 57.0MB in the beginning and 47.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8555.94ms. Allocated memory was 100.7MB in the beginning and 153.1MB in the end (delta: 52.4MB). Free memory was 47.7MB in the beginning and 81.0MB in the end (delta: -33.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:12,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4db9c40-576b-40c2-94cd-8743cc22e2e8/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