./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.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_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/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_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/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_2dba32b7-105e-4cbe-a202-35223933e124/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 2a20e3da1af1b90ef693cd4a0f1486b26f94de8addad62c4c950e54cba535f50 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:00,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:00,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:00,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:00,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:00,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:00,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:00,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:00,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:00,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:00,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:00,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:00,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:00,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:00,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:00,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:00,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:00,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:00,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:00,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:00,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:00,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:00,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:00,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:00,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:00,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:00,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:00,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:00,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:00,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:00,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:00,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:00,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:00,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:00,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:00,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:00,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:00,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:00,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:00,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:00,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:00,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:00,418 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:00,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:00,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:00,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:00,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:00,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:00,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:00,422 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:00,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:00,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:00,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:00,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:00,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:00,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:00,430 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:00,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:00,431 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:00,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:00,431 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:00,432 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:00,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:00,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:00,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:00,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:00,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:00,433 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:00,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:00,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:00,434 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_2dba32b7-105e-4cbe-a202-35223933e124/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a20e3da1af1b90ef693cd4a0f1486b26f94de8addad62c4c950e54cba535f50 [2021-11-23 15:03:00,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:00,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:00,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:00,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:00,764 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:00,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c [2021-11-23 15:03:00,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/80b316fa5/7a464c093fcd42e3abda70c2bf818f83/FLAGa06aa6f78 [2021-11-23 15:03:01,874 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:01,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c [2021-11-23 15:03:01,945 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/80b316fa5/7a464c093fcd42e3abda70c2bf818f83/FLAGa06aa6f78 [2021-11-23 15:03:02,312 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/80b316fa5/7a464c093fcd42e3abda70c2bf818f83 [2021-11-23 15:03:02,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:02,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:02,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:02,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:02,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:02,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:02" (1/1) ... [2021-11-23 15:03:02,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ab5e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:02, skipping insertion in model container [2021-11-23 15:03:02,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:02" (1/1) ... [2021-11-23 15:03:02,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:02,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:04,942 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[377069,377082] [2021-11-23 15:03:04,980 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[383339,383352] [2021-11-23 15:03:05,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:05,315 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:06,554 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[377069,377082] [2021-11-23 15:03:06,564 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[383339,383352] [2021-11-23 15:03:06,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:06,687 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:06,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06 WrapperNode [2021-11-23 15:03:06,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:06,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:06,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:06,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:06,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,484 INFO L137 Inliner]: procedures = 62, calls = 68, calls flagged for inlining = 40, calls inlined = 40, statements flattened = 13025 [2021-11-23 15:03:07,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:07,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:07,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:07,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:07,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:08,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:08,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:08,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:08,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:08,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:08,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:08,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:08,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:08,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:08,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:08,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:03:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:03:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:03:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:03:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:03:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:03:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:03:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:03:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:03:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:03:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:08,383 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:08,385 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:16,130 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:16,253 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 15:03:16,264 INFO L158 Benchmark]: Toolchain (without parser) took 13944.19ms. Allocated memory was 109.1MB in the beginning and 671.1MB in the end (delta: 562.0MB). Free memory was 58.1MB in the beginning and 265.8MB in the end (delta: -207.6MB). Peak memory consumption was 353.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:16,266 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 54.3MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:16,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4369.94ms. Allocated memory was 109.1MB in the beginning and 188.7MB in the end (delta: 79.7MB). Free memory was 58.1MB in the beginning and 71.8MB in the end (delta: -13.7MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:16,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 796.39ms. Allocated memory was 188.7MB in the beginning and 335.5MB in the end (delta: 146.8MB). Free memory was 71.8MB in the beginning and 215.4MB in the end (delta: -143.6MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:16,270 INFO L158 Benchmark]: Boogie Preprocessor took 612.45ms. Allocated memory is still 335.5MB. Free memory was 215.4MB in the beginning and 192.2MB in the end (delta: 23.2MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:16,271 INFO L158 Benchmark]: RCFGBuilder took 8161.58ms. Allocated memory was 335.5MB in the beginning and 671.1MB in the end (delta: 335.5MB). Free memory was 192.2MB in the beginning and 265.8MB in the end (delta: -73.5MB). Peak memory consumption was 261.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:16,280 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 81.8MB. Free memory was 54.4MB in the beginning and 54.3MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4369.94ms. Allocated memory was 109.1MB in the beginning and 188.7MB in the end (delta: 79.7MB). Free memory was 58.1MB in the beginning and 71.8MB in the end (delta: -13.7MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 796.39ms. Allocated memory was 188.7MB in the beginning and 335.5MB in the end (delta: 146.8MB). Free memory was 71.8MB in the beginning and 215.4MB in the end (delta: -143.6MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 612.45ms. Allocated memory is still 335.5MB. Free memory was 215.4MB in the beginning and 192.2MB in the end (delta: 23.2MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8161.58ms. Allocated memory was 335.5MB in the beginning and 671.1MB in the end (delta: 335.5MB). Free memory was 192.2MB in the beginning and 265.8MB in the end (delta: -73.5MB). Peak memory consumption was 261.0MB. 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 15:03:16,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/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_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/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_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/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_2dba32b7-105e-4cbe-a202-35223933e124/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 2a20e3da1af1b90ef693cd4a0f1486b26f94de8addad62c4c950e54cba535f50 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:18,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:18,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:18,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:18,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:18,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:18,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:18,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:18,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:18,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:18,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:18,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:18,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:18,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:18,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:18,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:18,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:18,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:18,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:18,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:18,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:18,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:18,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:18,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:18,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:18,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:18,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:18,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:18,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:18,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:18,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:18,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:18,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:18,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:18,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:18,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:18,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:18,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:18,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:18,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:18,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:18,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:18,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:18,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:18,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:18,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:18,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:18,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:18,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:18,992 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:18,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:18,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:18,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:18,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:18,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:18,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:18,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:18,994 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:18,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:18,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:18,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:18,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:18,996 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:18,996 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:18,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:18,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:18,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:18,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:18,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:18,998 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:18,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:18,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:18,999 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:18,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:18,999 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_2dba32b7-105e-4cbe-a202-35223933e124/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a20e3da1af1b90ef693cd4a0f1486b26f94de8addad62c4c950e54cba535f50 [2021-11-23 15:03:19,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:19,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:19,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:19,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:19,402 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:19,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c [2021-11-23 15:03:19,482 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/6db5f79bf/eab7179316474fa2b2bb569ea9943dfb/FLAG1309fb1c9 [2021-11-23 15:03:20,663 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:20,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c [2021-11-23 15:03:20,720 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/6db5f79bf/eab7179316474fa2b2bb569ea9943dfb/FLAG1309fb1c9 [2021-11-23 15:03:20,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/data/6db5f79bf/eab7179316474fa2b2bb569ea9943dfb [2021-11-23 15:03:20,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:20,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:20,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:20,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:20,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:20,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:20" (1/1) ... [2021-11-23 15:03:20,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560cce0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:20, skipping insertion in model container [2021-11-23 15:03:20,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:20" (1/1) ... [2021-11-23 15:03:20,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:21,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:23,552 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[377069,377082] [2021-11-23 15:03:23,585 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[383339,383352] [2021-11-23 15:03:23,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:23,895 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:25,216 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[377069,377082] [2021-11-23 15:03:25,226 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_2dba32b7-105e-4cbe-a202-35223933e124/sv-benchmarks/c/combinations/Problem05_label40+token_ring.09.cil-1.c[383339,383352] [2021-11-23 15:03:25,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:25,318 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:25,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25 WrapperNode [2021-11-23 15:03:25,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:25,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:25,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:25,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:25,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,969 INFO L137 Inliner]: procedures = 63, calls = 68, calls flagged for inlining = 40, calls inlined = 40, statements flattened = 12989 [2021-11-23 15:03:25,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:25,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:25,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:25,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:25,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:25,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:26,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:26,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:26,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:26,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:25" (1/1) ... [2021-11-23 15:03:26,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:26,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:26,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:26,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:03:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:03:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:03:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:03:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:03:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:03:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:03:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:03:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:03:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:03:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:26,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:26,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:38,542 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:38,636 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 15:03:38,641 INFO L158 Benchmark]: Toolchain (without parser) took 17750.44ms. Allocated memory was 67.1MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 28.5MB in the beginning and 938.8MB in the end (delta: -910.3MB). Peak memory consumption was 536.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:38,642 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 31.8MB in the beginning and 31.8MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:38,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4425.54ms. Allocated memory was 67.1MB in the beginning and 192.9MB in the end (delta: 125.8MB). Free memory was 28.3MB in the beginning and 87.8MB in the end (delta: -59.5MB). Peak memory consumption was 111.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:38,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 649.74ms. Allocated memory was 192.9MB in the beginning and 367.0MB in the end (delta: 174.1MB). Free memory was 87.8MB in the beginning and 233.1MB in the end (delta: -145.3MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:38,645 INFO L158 Benchmark]: Boogie Preprocessor took 429.10ms. Allocated memory is still 367.0MB. Free memory was 233.1MB in the beginning and 194.3MB in the end (delta: 38.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:38,646 INFO L158 Benchmark]: RCFGBuilder took 12238.07ms. Allocated memory was 367.0MB in the beginning and 1.3GB in the end (delta: 914.4MB). Free memory was 194.3MB in the beginning and 938.8MB in the end (delta: -744.5MB). Peak memory consumption was 400.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:38,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 31.8MB in the beginning and 31.8MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4425.54ms. Allocated memory was 67.1MB in the beginning and 192.9MB in the end (delta: 125.8MB). Free memory was 28.3MB in the beginning and 87.8MB in the end (delta: -59.5MB). Peak memory consumption was 111.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 649.74ms. Allocated memory was 192.9MB in the beginning and 367.0MB in the end (delta: 174.1MB). Free memory was 87.8MB in the beginning and 233.1MB in the end (delta: -145.3MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 429.10ms. Allocated memory is still 367.0MB. Free memory was 233.1MB in the beginning and 194.3MB in the end (delta: 38.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12238.07ms. Allocated memory was 367.0MB in the beginning and 1.3GB in the end (delta: 914.4MB). Free memory was 194.3MB in the beginning and 938.8MB in the end (delta: -744.5MB). Peak memory consumption was 400.4MB. 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 15:03:38,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dba32b7-105e-4cbe-a202-35223933e124/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