./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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 54f1be55645106b43145d214f59b6f833268ce7c7f84e399c536bf03a2c9679b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:31,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:31,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:31,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:31,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:31,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:31,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:31,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:31,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:31,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:31,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:31,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:31,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:31,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:31,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:31,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:31,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:31,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:31,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:31,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:31,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:31,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:31,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:31,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:31,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:31,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:31,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:31,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:31,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:31,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:31,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:31,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:31,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:31,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:31,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:31,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:31,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:31,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:31,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:31,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:31,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:31,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:31,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:31,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:31,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:31,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:31,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:31,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:31,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:31,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:31,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:31,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:31,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:31,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:31,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:31,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:31,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:31,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:31,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:31,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:31,220 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:31,220 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:31,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:31,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:31,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:31,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:31,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:31,222 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:31,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:31,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:31,222 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54f1be55645106b43145d214f59b6f833268ce7c7f84e399c536bf03a2c9679b [2021-11-23 15:04:31,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:31,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:31,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:31,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:31,524 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:31,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c [2021-11-23 15:04:31,624 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/e0f4a1740/e7280a6df98d49c5add9125eca11a638/FLAG020218c1b [2021-11-23 15:04:32,619 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:32,620 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c [2021-11-23 15:04:32,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/e0f4a1740/e7280a6df98d49c5add9125eca11a638/FLAG020218c1b [2021-11-23 15:04:32,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/e0f4a1740/e7280a6df98d49c5add9125eca11a638 [2021-11-23 15:04:32,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:32,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:32,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:32,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:32,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:32,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:32,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d289338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32, skipping insertion in model container [2021-11-23 15:04:32,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:32,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:33,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:35,642 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[381679,381692] [2021-11-23 15:04:35,670 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:35,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:35,994 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:37,507 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[381679,381692] [2021-11-23 15:04:37,511 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:37,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:37,633 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:37,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37 WrapperNode [2021-11-23 15:04:37,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:37,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:37,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:37,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:37,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,280 INFO L137 Inliner]: procedures = 58, calls = 62, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 12909 [2021-11-23 15:04:38,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:38,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:38,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:38,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:38,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:38,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:39,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:39,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:39,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:39,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:39,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:39,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:39,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:39,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:39,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:39,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:39,174 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:39,175 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:39,175 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:39,175 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:39,175 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:39,175 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:39,176 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:39,176 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:39,176 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:39,176 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:39,176 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:39,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:39,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:39,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:39,473 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:39,475 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:48,010 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:48,133 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:48,138 INFO L158 Benchmark]: Toolchain (without parser) took 15170.36ms. Allocated memory was 102.8MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 50.9MB in the beginning and 1.4GB in the end (delta: -1.4GB). Peak memory consumption was 328.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:48,139 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.8MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:48,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4665.00ms. Allocated memory was 102.8MB in the beginning and 213.9MB in the end (delta: 111.1MB). Free memory was 50.9MB in the beginning and 102.1MB in the end (delta: -51.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:48,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 645.30ms. Allocated memory is still 213.9MB. Free memory was 102.1MB in the beginning and 81.1MB in the end (delta: 21.0MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:48,143 INFO L158 Benchmark]: Boogie Preprocessor took 789.50ms. Allocated memory was 213.9MB in the beginning and 419.4MB in the end (delta: 205.5MB). Free memory was 81.1MB in the beginning and 253.0MB in the end (delta: -171.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:48,144 INFO L158 Benchmark]: RCFGBuilder took 9063.20ms. Allocated memory was 419.4MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 253.0MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 216.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:48,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.8MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4665.00ms. Allocated memory was 102.8MB in the beginning and 213.9MB in the end (delta: 111.1MB). Free memory was 50.9MB in the beginning and 102.1MB in the end (delta: -51.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 645.30ms. Allocated memory is still 213.9MB. Free memory was 102.1MB in the beginning and 81.1MB in the end (delta: 21.0MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 789.50ms. Allocated memory was 213.9MB in the beginning and 419.4MB in the end (delta: 205.5MB). Free memory was 81.1MB in the beginning and 253.0MB in the end (delta: -171.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9063.20ms. Allocated memory was 419.4MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 253.0MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 216.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:48,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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 54f1be55645106b43145d214f59b6f833268ce7c7f84e399c536bf03a2c9679b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:50,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:50,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:50,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:50,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:50,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:50,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:50,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:50,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:50,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:50,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:50,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:50,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:50,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:50,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:50,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:50,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:50,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:50,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:50,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:50,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:50,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:50,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:50,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:50,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:50,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:50,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:50,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:50,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:50,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:50,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:50,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:50,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:50,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:50,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:50,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:50,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:50,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:50,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:50,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:50,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:50,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:50,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:50,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:50,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:50,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:50,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:50,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:50,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:50,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:50,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:50,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:50,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:50,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:50,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:50,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:50,789 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:50,789 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:50,789 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:50,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:50,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:50,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:50,790 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:50,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:50,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:50,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:50,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:50,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:50,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:50,792 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:50,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:50,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:50,792 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:50,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:50,793 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54f1be55645106b43145d214f59b6f833268ce7c7f84e399c536bf03a2c9679b [2021-11-23 15:04:51,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:51,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:51,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:51,211 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:51,212 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:51,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c [2021-11-23 15:04:51,301 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/cd54c4101/9df451bf4a3046dbacb0ab2e5d8ae04e/FLAGf795dd94c [2021-11-23 15:04:52,549 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:52,550 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c [2021-11-23 15:04:52,611 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/cd54c4101/9df451bf4a3046dbacb0ab2e5d8ae04e/FLAGf795dd94c [2021-11-23 15:04:52,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/data/cd54c4101/9df451bf4a3046dbacb0ab2e5d8ae04e [2021-11-23 15:04:52,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:52,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:52,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:52,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:52,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:52,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:52,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32833c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52, skipping insertion in model container [2021-11-23 15:04:52,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:52,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:53,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:55,476 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[381679,381692] [2021-11-23 15:04:55,521 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:55,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:55,806 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:57,154 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[381679,381692] [2021-11-23 15:04:57,159 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_b8cafe75-bdd1-486a-9df0-c8cc546a2600/sv-benchmarks/c/combinations/Problem05_label43+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:57,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:57,274 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:57,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57 WrapperNode [2021-11-23 15:04:57,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:57,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:57,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:57,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:57,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,152 INFO L137 Inliner]: procedures = 59, calls = 62, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 12877 [2021-11-23 15:04:58,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:58,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:58,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:58,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:58,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:58,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:58,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:58,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:58,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:58,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:58,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:58,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:59,161 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:59,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:10,055 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:10,135 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 15:05:10,140 INFO L158 Benchmark]: Toolchain (without parser) took 17361.56ms. Allocated memory was 86.0MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 52.9MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 550.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:10,141 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:10,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4497.01ms. Allocated memory was 86.0MB in the beginning and 186.6MB in the end (delta: 100.7MB). Free memory was 52.6MB in the beginning and 75.8MB in the end (delta: -23.2MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:10,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 876.63ms. Allocated memory was 186.6MB in the beginning and 354.4MB in the end (delta: 167.8MB). Free memory was 75.8MB in the beginning and 220.5MB in the end (delta: -144.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:10,143 INFO L158 Benchmark]: Boogie Preprocessor took 634.35ms. Allocated memory is still 354.4MB. Free memory was 220.5MB in the beginning and 199.1MB in the end (delta: 21.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:10,144 INFO L158 Benchmark]: RCFGBuilder took 11348.23ms. Allocated memory was 354.4MB in the beginning and 1.3GB in the end (delta: 929.0MB). Free memory was 198.5MB in the beginning and 1.1GB in the end (delta: -860.9MB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:10,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4497.01ms. Allocated memory was 86.0MB in the beginning and 186.6MB in the end (delta: 100.7MB). Free memory was 52.6MB in the beginning and 75.8MB in the end (delta: -23.2MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 876.63ms. Allocated memory was 186.6MB in the beginning and 354.4MB in the end (delta: 167.8MB). Free memory was 75.8MB in the beginning and 220.5MB in the end (delta: -144.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 634.35ms. Allocated memory is still 354.4MB. Free memory was 220.5MB in the beginning and 199.1MB in the end (delta: 21.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11348.23ms. Allocated memory was 354.4MB in the beginning and 1.3GB in the end (delta: 929.0MB). Free memory was 198.5MB in the beginning and 1.1GB in the end (delta: -860.9MB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:10,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8cafe75-bdd1-486a-9df0-c8cc546a2600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable