./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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 a6baa92d18991a792383fc99c5c300f37f700ba00714b15a3dbe7d2191a67ca9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:24,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:24,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:24,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:24,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:24,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:24,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:24,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:24,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:24,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:24,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:24,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:24,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:24,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:24,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:24,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:24,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:24,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:24,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:24,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:24,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:24,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:24,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:24,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:24,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:24,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:24,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:24,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:24,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:24,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:24,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:24,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:24,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:24,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:24,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:24,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:24,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:24,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:24,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:24,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:24,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:24,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:24,588 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:24,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:24,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:24,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:24,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:24,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:24,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:24,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:24,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:24,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:24,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:24,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:24,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:24,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:24,600 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:24,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:24,601 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:24,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:24,601 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:24,601 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:24,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:24,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:24,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:24,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:24,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:24,603 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:24,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:24,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:24,604 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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6baa92d18991a792383fc99c5c300f37f700ba00714b15a3dbe7d2191a67ca9 [2021-11-23 15:50:24,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:24,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:24,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:24,909 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:24,910 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:24,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2021-11-23 15:50:25,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/63285c748/e103f7484d9f4194aa39298b0cecea44/FLAG00c6d8f7d [2021-11-23 15:50:25,486 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:25,487 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2021-11-23 15:50:25,501 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/63285c748/e103f7484d9f4194aa39298b0cecea44/FLAG00c6d8f7d [2021-11-23 15:50:25,800 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/63285c748/e103f7484d9f4194aa39298b0cecea44 [2021-11-23 15:50:25,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:25,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:25,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:25,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:25,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:25,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:25" (1/1) ... [2021-11-23 15:50:25,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cda275d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:25, skipping insertion in model container [2021-11-23 15:50:25,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:25" (1/1) ... [2021-11-23 15:50:25,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:25,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:25,984 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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/sv-benchmarks/c/systemc/token_ring.07.cil-1.c[671,684] [2021-11-23 15:50:26,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:26,112 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:26,124 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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/sv-benchmarks/c/systemc/token_ring.07.cil-1.c[671,684] [2021-11-23 15:50:26,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:26,212 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:26,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26 WrapperNode [2021-11-23 15:50:26,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:26,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:26,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:26,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:26,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,276 INFO L137 Inliner]: procedures = 42, calls = 52, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 563 [2021-11-23 15:50:26,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:26,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:26,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:26,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:26,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:26,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:26,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:26,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:26,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:26" (1/1) ... [2021-11-23 15:50:26,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:26,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:26,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:26,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:50:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:50:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:50:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:50:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:50:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:50:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:50:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:50:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:50:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:50:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:50:26,476 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:50:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:26,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:26,577 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:26,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:27,247 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:27,323 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 15:50:27,333 INFO L158 Benchmark]: Toolchain (without parser) took 1527.42ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 66.7MB in the beginning and 62.7MB in the end (delta: 4.0MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2021-11-23 15:50:27,335 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 55.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:27,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.92ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 48.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:27,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.65ms. Allocated memory is still 90.2MB. Free memory was 48.9MB in the beginning and 45.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:27,338 INFO L158 Benchmark]: Boogie Preprocessor took 75.26ms. Allocated memory is still 90.2MB. Free memory was 45.8MB in the beginning and 43.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:27,339 INFO L158 Benchmark]: RCFGBuilder took 970.42ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 43.1MB in the beginning and 62.7MB in the end (delta: -19.6MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:27,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 90.2MB. Free memory was 65.0MB in the beginning and 64.9MB in the end (delta: 55.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.92ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 48.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.65ms. Allocated memory is still 90.2MB. Free memory was 48.9MB in the beginning and 45.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.26ms. Allocated memory is still 90.2MB. Free memory was 45.8MB in the beginning and 43.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 970.42ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 43.1MB in the beginning and 62.7MB in the end (delta: -19.6MB). Peak memory consumption was 9.9MB. 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 15:50:27,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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 a6baa92d18991a792383fc99c5c300f37f700ba00714b15a3dbe7d2191a67ca9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:29,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:29,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:29,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:29,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:29,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:29,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:29,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:29,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:29,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:29,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:29,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:29,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:29,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:29,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:29,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:29,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:29,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:29,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:29,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:29,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:29,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:29,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:30,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:30,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:30,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:30,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:30,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:30,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:30,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:30,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:30,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:30,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:30,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:30,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:30,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:30,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:30,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:30,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:30,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:30,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:30,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:30,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:30,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:30,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:30,074 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:30,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:30,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:30,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:30,076 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:30,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:30,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:30,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:30,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:30,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:30,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:30,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:30,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:30,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:30,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:30,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:30,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:30,079 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:30,080 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:30,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:30,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:30,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:30,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:30,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:30,081 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:30,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:30,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:30,081 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:30,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:30,082 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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6baa92d18991a792383fc99c5c300f37f700ba00714b15a3dbe7d2191a67ca9 [2021-11-23 15:50:30,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:30,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:30,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:30,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:30,515 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:30,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2021-11-23 15:50:30,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/3d36a107c/25c5ec4abf0347a1b4ffe5b88b393b08/FLAGc2df7da8e [2021-11-23 15:50:31,141 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:31,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/sv-benchmarks/c/systemc/token_ring.07.cil-1.c [2021-11-23 15:50:31,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/3d36a107c/25c5ec4abf0347a1b4ffe5b88b393b08/FLAGc2df7da8e [2021-11-23 15:50:31,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/data/3d36a107c/25c5ec4abf0347a1b4ffe5b88b393b08 [2021-11-23 15:50:31,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:31,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:31,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:31,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:31,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:31,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6334f269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31, skipping insertion in model container [2021-11-23 15:50:31,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:31,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:31,655 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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/sv-benchmarks/c/systemc/token_ring.07.cil-1.c[671,684] [2021-11-23 15:50:31,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:31,815 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:31,826 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_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/sv-benchmarks/c/systemc/token_ring.07.cil-1.c[671,684] [2021-11-23 15:50:31,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:31,895 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:31,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31 WrapperNode [2021-11-23 15:50:31,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:31,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:31,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:31,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:31,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,956 INFO L137 Inliner]: procedures = 42, calls = 52, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 542 [2021-11-23 15:50:31,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:31,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:31,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:31,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:31,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:32,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:32,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:32,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:32,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:32,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:32,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:32,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:50:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:50:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:50:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:50:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:50:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:50:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:50:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:50:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:50:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:50:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:50:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:50:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:32,281 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:32,299 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:33,020 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:33,066 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 15:50:33,077 INFO L158 Benchmark]: Toolchain (without parser) took 1635.00ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 55.8MB in the beginning and 89.6MB in the end (delta: -33.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,078 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:33,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.53ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 69.4MB in the end (delta: -13.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.16ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 66.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,081 INFO L158 Benchmark]: Boogie Preprocessor took 52.31ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 63.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,082 INFO L158 Benchmark]: RCFGBuilder took 1064.38ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 63.4MB in the beginning and 89.6MB in the end (delta: -26.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:33,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.53ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 69.4MB in the end (delta: -13.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.16ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 66.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.31ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 63.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1064.38ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 63.4MB in the beginning and 89.6MB in the end (delta: -26.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:33,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_047b36c5-51ee-4f0f-b3df-5f2fcacac7b4/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