./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.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_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/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_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/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_2190ea9a-6d91-4965-995d-21d444037932/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 9803c0f5a18eedfb3ad16cce49537bdc49a8790d5c61a825350a143730d73381 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:37,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:37,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:37,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:37,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:37,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:37,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:37,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:37,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:37,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:37,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:37,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:37,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:37,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:37,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:37,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:37,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:37,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:37,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:37,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:37,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:37,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:37,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:37,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:37,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:37,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:37,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:37,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:37,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:37,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:37,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:37,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:37,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:37,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:37,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:37,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:37,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:37,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:37,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:37,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:37,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:37,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:37,289 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:37,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:37,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:37,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:37,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:37,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:37,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:37,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:37,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:37,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:37,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:37,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:37,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:37,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:37,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:37,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:37,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:37,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:37,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:37,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:37,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:37,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:37,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:37,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:37,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:37,297 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:37,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:37,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:37,298 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_2190ea9a-6d91-4965-995d-21d444037932/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9803c0f5a18eedfb3ad16cce49537bdc49a8790d5c61a825350a143730d73381 [2021-11-23 15:55:37,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:37,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:37,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:37,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:37,610 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:37,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c [2021-11-23 15:55:37,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/6b097f810/5f78c281894a4acab047fcc00e78546b/FLAGce79832ff [2021-11-23 15:55:38,733 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:38,734 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c [2021-11-23 15:55:38,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/6b097f810/5f78c281894a4acab047fcc00e78546b/FLAGce79832ff [2021-11-23 15:55:39,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/6b097f810/5f78c281894a4acab047fcc00e78546b [2021-11-23 15:55:39,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:39,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:39,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:39,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:39,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:39,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e39d9bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39, skipping insertion in model container [2021-11-23 15:55:39,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:39,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:41,734 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[378560,378573] [2021-11-23 15:55:41,764 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:55:42,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:42,099 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:43,334 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[378560,378573] [2021-11-23 15:55:43,343 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:55:43,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:43,432 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:43,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43 WrapperNode [2021-11-23 15:55:43,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:43,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:43,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:43,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:43,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,917 INFO L137 Inliner]: procedures = 60, calls = 66, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 12972 [2021-11-23 15:55:43,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:43,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:43,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:43,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:43,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:44,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:44,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:44,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:44,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:44,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:44,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:55:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:55:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:45,167 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:45,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:52,888 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:52,995 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 15:55:53,000 INFO L158 Benchmark]: Toolchain (without parser) took 13906.95ms. Allocated memory was 138.4MB in the beginning and 868.2MB in the end (delta: 729.8MB). Free memory was 98.7MB in the beginning and 547.9MB in the end (delta: -449.2MB). Peak memory consumption was 387.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,000 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 98.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:53,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4338.55ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 98.2MB in the beginning and 71.7MB in the end (delta: 26.5MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 484.58ms. Allocated memory was 199.2MB in the beginning and 299.9MB in the end (delta: 100.7MB). Free memory was 71.7MB in the beginning and 133.5MB in the end (delta: -61.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,003 INFO L158 Benchmark]: Boogie Preprocessor took 862.88ms. Allocated memory is still 299.9MB. Free memory was 133.5MB in the beginning and 141.0MB in the end (delta: -7.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,004 INFO L158 Benchmark]: RCFGBuilder took 8200.11ms. Allocated memory was 299.9MB in the beginning and 868.2MB in the end (delta: 568.3MB). Free memory was 141.0MB in the beginning and 547.9MB in the end (delta: -406.9MB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 98.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4338.55ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 98.2MB in the beginning and 71.7MB in the end (delta: 26.5MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 484.58ms. Allocated memory was 199.2MB in the beginning and 299.9MB in the end (delta: 100.7MB). Free memory was 71.7MB in the beginning and 133.5MB in the end (delta: -61.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 862.88ms. Allocated memory is still 299.9MB. Free memory was 133.5MB in the beginning and 141.0MB in the end (delta: -7.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * RCFGBuilder took 8200.11ms. Allocated memory was 299.9MB in the beginning and 868.2MB in the end (delta: 568.3MB). Free memory was 141.0MB in the beginning and 547.9MB in the end (delta: -406.9MB). Peak memory consumption was 268.4MB. 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 15:55:53,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/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_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/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_2190ea9a-6d91-4965-995d-21d444037932/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 9803c0f5a18eedfb3ad16cce49537bdc49a8790d5c61a825350a143730d73381 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:55,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:55,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:55,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:55,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:55,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:55,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:55,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:55,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:55,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:55,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:55,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:55,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:55,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:55,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:55,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:55,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:55,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:55,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:55,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:55,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:55,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:55,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:55,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:55,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:55,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:55,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:55,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:55,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:55,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:55,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:55,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:55,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:55,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:55,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:55,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:55,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:55,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:55,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:55,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:55,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:55,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:55,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:55,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:55,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:55,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:55,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:55,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:55,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:55,734 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:55,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:55,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:55,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:55,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:55,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:55,737 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:55,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:55,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:55,737 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:55,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:55,738 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:55,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:55,739 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:55,739 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:55,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:55,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:55,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:55,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:55,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:55,741 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:55,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:55,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:55,742 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:55,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:55,743 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_2190ea9a-6d91-4965-995d-21d444037932/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9803c0f5a18eedfb3ad16cce49537bdc49a8790d5c61a825350a143730d73381 [2021-11-23 15:55:56,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:56,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:56,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:56,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:56,174 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:56,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c [2021-11-23 15:55:56,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/a4a5508fd/fb6d0553dc6b41718c9447456136ec71/FLAG7217633b8 [2021-11-23 15:55:57,374 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:57,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c [2021-11-23 15:55:57,428 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/a4a5508fd/fb6d0553dc6b41718c9447456136ec71/FLAG7217633b8 [2021-11-23 15:55:57,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/data/a4a5508fd/fb6d0553dc6b41718c9447456136ec71 [2021-11-23 15:55:57,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:57,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:57,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:57,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:57,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:57,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:57,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f4a54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57, skipping insertion in model container [2021-11-23 15:55:57,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:57,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:58,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:00,560 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[378560,378573] [2021-11-23 15:56:00,590 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:56:00,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:00,910 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:02,214 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[378560,378573] [2021-11-23 15:56:02,222 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_2190ea9a-6d91-4965-995d-21d444037932/sv-benchmarks/c/combinations/Problem05_label42+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:56:02,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:02,316 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:02,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02 WrapperNode [2021-11-23 15:56:02,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:02,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:02,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:02,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:02,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,954 INFO L137 Inliner]: procedures = 61, calls = 66, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 12937 [2021-11-23 15:56:02,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:02,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:02,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:02,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:02,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:03,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:03,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:03,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:03,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:03,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:03,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:03,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:03,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:03,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:03,928 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:03,928 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:03,928 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:03,928 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:03,928 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:03,928 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:56:03,929 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:56:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:03,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:03,929 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:04,063 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:04,065 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:14,918 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:15,017 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 15:56:15,022 INFO L158 Benchmark]: Toolchain (without parser) took 17376.14ms. Allocated memory was 62.9MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 25.1MB in the beginning and 964.0MB in the end (delta: -938.9MB). Peak memory consumption was 527.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:15,023 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory is still 29.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:15,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4665.80ms. Allocated memory was 62.9MB in the beginning and 197.1MB in the end (delta: 134.2MB). Free memory was 24.9MB in the beginning and 83.7MB in the end (delta: -58.8MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:15,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 637.74ms. Allocated memory was 197.1MB in the beginning and 346.0MB in the end (delta: 148.9MB). Free memory was 83.7MB in the beginning and 214.2MB in the end (delta: -130.5MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:15,026 INFO L158 Benchmark]: Boogie Preprocessor took 866.28ms. Allocated memory is still 346.0MB. Free memory was 214.2MB in the beginning and 195.5MB in the end (delta: 18.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:15,026 INFO L158 Benchmark]: RCFGBuilder took 11196.33ms. Allocated memory was 346.0MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 195.5MB in the beginning and 964.0MB in the end (delta: -768.4MB). Peak memory consumption was 415.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:15,030 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory is still 29.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4665.80ms. Allocated memory was 62.9MB in the beginning and 197.1MB in the end (delta: 134.2MB). Free memory was 24.9MB in the beginning and 83.7MB in the end (delta: -58.8MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 637.74ms. Allocated memory was 197.1MB in the beginning and 346.0MB in the end (delta: 148.9MB). Free memory was 83.7MB in the beginning and 214.2MB in the end (delta: -130.5MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 866.28ms. Allocated memory is still 346.0MB. Free memory was 214.2MB in the beginning and 195.5MB in the end (delta: 18.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * RCFGBuilder took 11196.33ms. Allocated memory was 346.0MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 195.5MB in the beginning and 964.0MB in the end (delta: -768.4MB). Peak memory consumption was 415.2MB. 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 15:56:15,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2190ea9a-6d91-4965-995d-21d444037932/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