./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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 8112998626056dc894e11aa34a9784719020235fe7efcff5e5ebeed0d86efe20 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:47,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:47,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:47,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:47,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:47,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:47,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:47,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:47,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:47,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:47,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:47,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:47,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:47,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:47,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:47,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:47,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:47,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:47,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:47,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:47,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:47,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:47,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:47,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:47,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:47,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:47,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:47,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:47,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:47,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:47,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:47,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:47,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:47,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:47,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:47,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:47,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:47,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:47,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:47,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:47,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:47,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:47,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:47,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:47,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:47,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:47,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:47,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:47,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:47,380 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:47,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:47,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:47,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:47,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:47,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:47,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:47,382 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:47,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:47,382 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:47,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:47,382 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:47,383 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:47,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:47,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:47,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:47,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:47,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:47,384 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:47,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:47,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:47,385 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8112998626056dc894e11aa34a9784719020235fe7efcff5e5ebeed0d86efe20 [2021-11-23 15:50:47,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:47,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:47,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:47,671 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:47,673 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:47,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c [2021-11-23 15:50:47,777 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/e89b1b35c/f890c799c7014bb588aa1ede2b59ada7/FLAGed1ca6e5b [2021-11-23 15:50:48,783 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:48,784 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c [2021-11-23 15:50:48,829 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/e89b1b35c/f890c799c7014bb588aa1ede2b59ada7/FLAGed1ca6e5b [2021-11-23 15:50:49,114 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/e89b1b35c/f890c799c7014bb588aa1ede2b59ada7 [2021-11-23 15:50:49,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:49,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:49,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:49,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:49,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:49,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a82e0ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:49, skipping insertion in model container [2021-11-23 15:50:49,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:49,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:51,735 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[380593,380606] [2021-11-23 15:50:51,766 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:50:51,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:51,984 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:53,192 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[380593,380606] [2021-11-23 15:50:53,205 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:50:53,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:53,294 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:53,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53 WrapperNode [2021-11-23 15:50:53,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:53,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:53,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:53,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:53,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:53,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:53,924 INFO L137 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2021-11-23 15:50:53,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:53,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:53,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:53,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:53,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:53,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:54,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:54,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:54,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:54,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:54,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:54,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:54,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:54,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:50:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:50:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:50:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:50:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:50:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:50:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:50:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:50:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:50:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:50:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:50:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:50:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:54,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:54,677 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:54,679 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:02,352 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:02,452 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 15:51:02,458 INFO L158 Benchmark]: Toolchain (without parser) took 13335.38ms. Allocated memory was 94.4MB in the beginning and 899.7MB in the end (delta: 805.3MB). Free memory was 44.5MB in the beginning and 486.6MB in the end (delta: -442.1MB). Peak memory consumption was 378.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:02,459 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:02,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4172.27ms. Allocated memory was 94.4MB in the beginning and 190.8MB in the end (delta: 96.5MB). Free memory was 44.5MB in the beginning and 83.3MB in the end (delta: -38.8MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:02,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 628.78ms. Allocated memory was 190.8MB in the beginning and 304.1MB in the end (delta: 113.2MB). Free memory was 83.3MB in the beginning and 172.9MB in the end (delta: -89.6MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:02,463 INFO L158 Benchmark]: Boogie Preprocessor took 442.04ms. Allocated memory is still 304.1MB. Free memory was 172.9MB in the beginning and 118.8MB in the end (delta: 54.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:02,465 INFO L158 Benchmark]: RCFGBuilder took 8087.07ms. Allocated memory was 304.1MB in the beginning and 899.7MB in the end (delta: 595.6MB). Free memory was 118.8MB in the beginning and 486.6MB in the end (delta: -367.8MB). Peak memory consumption was 244.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:02,473 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 94.4MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4172.27ms. Allocated memory was 94.4MB in the beginning and 190.8MB in the end (delta: 96.5MB). Free memory was 44.5MB in the beginning and 83.3MB in the end (delta: -38.8MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 628.78ms. Allocated memory was 190.8MB in the beginning and 304.1MB in the end (delta: 113.2MB). Free memory was 83.3MB in the beginning and 172.9MB in the end (delta: -89.6MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 442.04ms. Allocated memory is still 304.1MB. Free memory was 172.9MB in the beginning and 118.8MB in the end (delta: 54.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8087.07ms. Allocated memory was 304.1MB in the beginning and 899.7MB in the end (delta: 595.6MB). Free memory was 118.8MB in the beginning and 486.6MB in the end (delta: -367.8MB). Peak memory consumption was 244.1MB. 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 15:51:02,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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 8112998626056dc894e11aa34a9784719020235fe7efcff5e5ebeed0d86efe20 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:04,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:04,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:05,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:05,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:05,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:05,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:05,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:05,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:05,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:05,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:05,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:05,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:05,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:05,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:05,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:05,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:05,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:05,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:05,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:05,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:05,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:05,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:05,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:05,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:05,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:05,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:05,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:05,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:05,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:05,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:05,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:05,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:05,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:05,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:05,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:05,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:05,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:05,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:05,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:05,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:05,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:05,157 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:05,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:05,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:05,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:05,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:05,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:05,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:05,161 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:05,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:05,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:05,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:05,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:05,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:05,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:05,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:05,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:05,164 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:05,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:05,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:05,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:05,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:05,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:05,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:05,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:05,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:05,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:05,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:05,167 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:05,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:05,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:05,167 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:05,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:05,168 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8112998626056dc894e11aa34a9784719020235fe7efcff5e5ebeed0d86efe20 [2021-11-23 15:51:05,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:05,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:05,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:05,600 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:05,600 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:05,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c [2021-11-23 15:51:05,691 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/fdeda4fad/2bb684e52d624fd3abe50231825a4fbb/FLAG17ea1b16a [2021-11-23 15:51:06,775 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:06,776 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c [2021-11-23 15:51:06,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/fdeda4fad/2bb684e52d624fd3abe50231825a4fbb/FLAG17ea1b16a [2021-11-23 15:51:07,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/data/fdeda4fad/2bb684e52d624fd3abe50231825a4fbb [2021-11-23 15:51:07,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:07,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:07,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:07,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:07,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:07,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35eac834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07, skipping insertion in model container [2021-11-23 15:51:07,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:07,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:09,982 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[380593,380606] [2021-11-23 15:51:10,014 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:51:10,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:10,195 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:11,489 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[380593,380606] [2021-11-23 15:51:11,495 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_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:51:11,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:11,632 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:11,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11 WrapperNode [2021-11-23 15:51:11,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:11,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:11,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:11,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:11,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:11,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,358 INFO L137 Inliner]: procedures = 47, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12541 [2021-11-23 15:51:12,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:12,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:12,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:12,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:12,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:12,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:12,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:12,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:12,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:12,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:12,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:13,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:51:13,106 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:51:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:51:13,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:51:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:51:13,106 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:51:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:51:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:51:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:51:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:51:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:51:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:51:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:13,276 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:13,288 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:23,556 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:23,627 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 15:51:23,632 INFO L158 Benchmark]: Toolchain (without parser) took 16511.94ms. Allocated memory was 75.5MB in the beginning and 933.2MB in the end (delta: 857.7MB). Free memory was 38.7MB in the beginning and 672.4MB in the end (delta: -633.7MB). Peak memory consumption was 544.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,633 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:23,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4512.89ms. Allocated memory was 75.5MB in the beginning and 260.0MB in the end (delta: 184.5MB). Free memory was 38.5MB in the beginning and 165.2MB in the end (delta: -126.7MB). Peak memory consumption was 99.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 724.14ms. Allocated memory is still 260.0MB. Free memory was 165.2MB in the beginning and 129.5MB in the end (delta: 35.7MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,635 INFO L158 Benchmark]: Boogie Preprocessor took 568.49ms. Allocated memory is still 260.0MB. Free memory was 129.5MB in the beginning and 93.9MB in the end (delta: 35.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,636 INFO L158 Benchmark]: RCFGBuilder took 10700.87ms. Allocated memory was 260.0MB in the beginning and 933.2MB in the end (delta: 673.2MB). Free memory was 93.9MB in the beginning and 672.4MB in the end (delta: -578.5MB). Peak memory consumption was 417.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4512.89ms. Allocated memory was 75.5MB in the beginning and 260.0MB in the end (delta: 184.5MB). Free memory was 38.5MB in the beginning and 165.2MB in the end (delta: -126.7MB). Peak memory consumption was 99.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 724.14ms. Allocated memory is still 260.0MB. Free memory was 165.2MB in the beginning and 129.5MB in the end (delta: 35.7MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 568.49ms. Allocated memory is still 260.0MB. Free memory was 129.5MB in the beginning and 93.9MB in the end (delta: 35.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10700.87ms. Allocated memory was 260.0MB in the beginning and 933.2MB in the end (delta: 673.2MB). Free memory was 93.9MB in the beginning and 672.4MB in the end (delta: -578.5MB). Peak memory consumption was 417.3MB. 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 15:51:23,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b98ae41-dd99-4b9e-abce-70a0d8b87f5d/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