./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.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_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/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_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/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_8f658515-401e-4d38-91f0-2501b79d31e4/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 5ee0afe9c2a2e5e350a29156a4a7c18a224cec42ab7ff37fc9f10d35d9e173ae --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:45,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:45,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:45,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:45,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:45,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:45,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:45,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:45,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:45,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:45,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:45,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:45,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:45,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:45,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:45,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:45,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:45,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:45,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:45,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:45,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:45,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:45,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:45,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:45,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:45,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:45,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:45,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:45,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:45,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:45,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:45,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:45,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:45,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:45,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:45,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:45,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:45,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:45,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:45,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:45,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:45,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:45,351 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:45,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:45,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:45,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:45,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:45,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:45,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:45,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:45,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:45,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:45,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:45,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:45,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:45,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:45,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:45,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:45,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:45,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:45,363 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:45,363 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:45,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:45,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:45,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:45,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:45,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:45,365 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:45,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:45,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:45,365 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_8f658515-401e-4d38-91f0-2501b79d31e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ee0afe9c2a2e5e350a29156a4a7c18a224cec42ab7ff37fc9f10d35d9e173ae [2021-11-23 15:39:45,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:45,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:45,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:45,734 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:45,736 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:45,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c [2021-11-23 15:39:45,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/8d7fd0968/78854b753494486986bc351787ab4aa2/FLAGd75cfabc4 [2021-11-23 15:39:46,759 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:46,760 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c [2021-11-23 15:39:46,831 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/8d7fd0968/78854b753494486986bc351787ab4aa2/FLAGd75cfabc4 [2021-11-23 15:39:47,149 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/8d7fd0968/78854b753494486986bc351787ab4aa2 [2021-11-23 15:39:47,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:47,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:47,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:47,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:47,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:47,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:47" (1/1) ... [2021-11-23 15:39:47,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45e33fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:47, skipping insertion in model container [2021-11-23 15:39:47,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:47" (1/1) ... [2021-11-23 15:39:47,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:47,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:49,942 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[382357,382370] [2021-11-23 15:39:49,971 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:39:50,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:50,227 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:51,420 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[382357,382370] [2021-11-23 15:39:51,424 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:39:51,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:51,497 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:51,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51 WrapperNode [2021-11-23 15:39:51,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:51,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:51,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:51,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:51,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:51,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,068 INFO L137 Inliner]: procedures = 54, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12793 [2021-11-23 15:39:52,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:52,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:52,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:52,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:52,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:52,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:52,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:52,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:52,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:51" (1/1) ... [2021-11-23 15:39:52,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:52,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:52,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:52,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:39:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:39:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:39:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:39:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:39:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:39:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:39:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:39:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:39:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:39:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:39:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:39:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:53,191 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:53,193 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:00,526 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:00,642 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 15:40:00,648 INFO L158 Benchmark]: Toolchain (without parser) took 13493.57ms. Allocated memory was 130.0MB in the beginning and 1.0GB in the end (delta: 876.6MB). Free memory was 82.6MB in the beginning and 677.3MB in the end (delta: -594.6MB). Peak memory consumption was 401.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,648 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:00,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4345.18ms. Allocated memory was 130.0MB in the beginning and 262.1MB in the end (delta: 132.1MB). Free memory was 82.1MB in the beginning and 119.0MB in the end (delta: -36.8MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 570.86ms. Allocated memory is still 262.1MB. Free memory was 119.0MB in the beginning and 124.1MB in the end (delta: -5.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,653 INFO L158 Benchmark]: Boogie Preprocessor took 759.98ms. Allocated memory was 262.1MB in the beginning and 503.3MB in the end (delta: 241.2MB). Free memory was 124.1MB in the beginning and 347.4MB in the end (delta: -223.3MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,654 INFO L158 Benchmark]: RCFGBuilder took 7813.77ms. Allocated memory was 503.3MB in the beginning and 1.0GB in the end (delta: 503.3MB). Free memory was 347.4MB in the beginning and 677.3MB in the end (delta: -329.9MB). Peak memory consumption was 294.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4345.18ms. Allocated memory was 130.0MB in the beginning and 262.1MB in the end (delta: 132.1MB). Free memory was 82.1MB in the beginning and 119.0MB in the end (delta: -36.8MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 570.86ms. Allocated memory is still 262.1MB. Free memory was 119.0MB in the beginning and 124.1MB in the end (delta: -5.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 759.98ms. Allocated memory was 262.1MB in the beginning and 503.3MB in the end (delta: 241.2MB). Free memory was 124.1MB in the beginning and 347.4MB in the end (delta: -223.3MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * RCFGBuilder took 7813.77ms. Allocated memory was 503.3MB in the beginning and 1.0GB in the end (delta: 503.3MB). Free memory was 347.4MB in the beginning and 677.3MB in the end (delta: -329.9MB). Peak memory consumption was 294.0MB. 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 15:40:00,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/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_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/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_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/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_8f658515-401e-4d38-91f0-2501b79d31e4/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 5ee0afe9c2a2e5e350a29156a4a7c18a224cec42ab7ff37fc9f10d35d9e173ae --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:03,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:03,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:03,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:03,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:03,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:03,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:03,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:03,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:03,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:03,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:03,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:03,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:03,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:03,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:03,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:03,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:03,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:03,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:03,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:03,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:03,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:03,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:03,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:03,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:03,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:03,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:03,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:03,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:03,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:03,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:03,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:03,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:03,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:03,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:03,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:03,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:03,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:03,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:03,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:03,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:03,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:03,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:03,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:03,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:03,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:03,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:03,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:03,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:03,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:03,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:03,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:03,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:03,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:03,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:03,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:03,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:03,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:03,287 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:03,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:03,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:03,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:03,288 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:03,288 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:03,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:03,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:03,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:03,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:03,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:03,289 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:03,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:03,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:03,290 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:03,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:03,290 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_8f658515-401e-4d38-91f0-2501b79d31e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ee0afe9c2a2e5e350a29156a4a7c18a224cec42ab7ff37fc9f10d35d9e173ae [2021-11-23 15:40:03,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:03,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:03,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:03,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:03,765 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:03,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c [2021-11-23 15:40:03,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/460b73c7f/68d16c87dd7a4952a2c79f1979edc5a9/FLAGe260f3e97 [2021-11-23 15:40:05,023 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:05,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c [2021-11-23 15:40:05,074 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/460b73c7f/68d16c87dd7a4952a2c79f1979edc5a9/FLAGe260f3e97 [2021-11-23 15:40:05,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/data/460b73c7f/68d16c87dd7a4952a2c79f1979edc5a9 [2021-11-23 15:40:05,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:05,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:05,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:05,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:05,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:05,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b78c39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05, skipping insertion in model container [2021-11-23 15:40:05,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:05,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:08,066 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[382357,382370] [2021-11-23 15:40:08,094 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:40:08,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:08,359 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:09,641 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[382357,382370] [2021-11-23 15:40:09,645 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_8f658515-401e-4d38-91f0-2501b79d31e4/sv-benchmarks/c/combinations/Problem05_label46+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:40:09,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:09,748 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:09,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09 WrapperNode [2021-11-23 15:40:09,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:09,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:09,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:09,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:09,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:09,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,427 INFO L137 Inliner]: procedures = 55, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12765 [2021-11-23 15:40:10,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:10,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:10,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:10,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:10,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:11,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:11,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:11,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:11,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:11,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:11,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:11,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:11,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:11,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:11,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:11,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:11,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:11,215 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:40:11,215 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:40:11,215 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:40:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:40:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:40:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:40:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:11,216 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:40:11,216 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:40:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:40:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:40:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:40:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:40:11,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:11,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:11,391 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:11,393 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:21,883 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:21,974 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 15:40:21,980 INFO L158 Benchmark]: Toolchain (without parser) took 16759.84ms. Allocated memory was 83.9MB in the beginning and 1.1GB in the end (delta: 998.2MB). Free memory was 52.7MB in the beginning and 788.8MB in the end (delta: -736.2MB). Peak memory consumption was 418.9MB. Max. memory is 16.1GB. [2021-11-23 15:40:21,981 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:21,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4525.99ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 52.4MB in the beginning and 58.6MB in the end (delta: -6.2MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:21,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 692.41ms. Allocated memory was 176.2MB in the beginning and 295.7MB in the end (delta: 119.5MB). Free memory was 58.6MB in the beginning and 167.0MB in the end (delta: -108.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:21,983 INFO L158 Benchmark]: Boogie Preprocessor took 681.77ms. Allocated memory is still 295.7MB. Free memory was 167.0MB in the beginning and 156.6MB in the end (delta: 10.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:21,984 INFO L158 Benchmark]: RCFGBuilder took 10852.01ms. Allocated memory was 295.7MB in the beginning and 1.1GB in the end (delta: 786.4MB). Free memory was 156.6MB in the beginning and 788.8MB in the end (delta: -632.3MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:21,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4525.99ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 52.4MB in the beginning and 58.6MB in the end (delta: -6.2MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 692.41ms. Allocated memory was 176.2MB in the beginning and 295.7MB in the end (delta: 119.5MB). Free memory was 58.6MB in the beginning and 167.0MB in the end (delta: -108.4MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 681.77ms. Allocated memory is still 295.7MB. Free memory was 167.0MB in the beginning and 156.6MB in the end (delta: 10.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10852.01ms. Allocated memory was 295.7MB in the beginning and 1.1GB in the end (delta: 786.4MB). Free memory was 156.6MB in the beginning and 788.8MB in the end (delta: -632.3MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:22,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f658515-401e-4d38-91f0-2501b79d31e4/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