./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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 352e453d29e3ec1e2ba2c1191212dcec23d3b6a54e25ae049f0e79e2798ccd2e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:00,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:00,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:00,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:00,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:00,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:00,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:00,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:00,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:00,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:00,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:00,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:00,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:00,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:00,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:00,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:00,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:00,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:00,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:00,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:00,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:00,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:00,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:00,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:00,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:00,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:00,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:00,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:00,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:00,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:00,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:00,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:00,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:00,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:00,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:00,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:00,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:00,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:00,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:00,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:00,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:00,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:00,532 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:00,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:00,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:00,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:00,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:00,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:00,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:00,537 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:00,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:00,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:00,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:00,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:00,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:00,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:00,548 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:00,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:00,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:00,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:00,549 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:00,549 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:00,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:00,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:00,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:00,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:00,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:00,551 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:00,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:00,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:00,552 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 352e453d29e3ec1e2ba2c1191212dcec23d3b6a54e25ae049f0e79e2798ccd2e [2021-11-23 15:32:00,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:00,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:00,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:00,905 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:00,906 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:00,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c [2021-11-23 15:32:00,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/b9faae15f/76cc7836246f437fa4c516919bd1b8c1/FLAGca4ad3e4e [2021-11-23 15:32:02,041 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:02,046 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c [2021-11-23 15:32:02,111 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/b9faae15f/76cc7836246f437fa4c516919bd1b8c1/FLAGca4ad3e4e [2021-11-23 15:32:02,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/b9faae15f/76cc7836246f437fa4c516919bd1b8c1 [2021-11-23 15:32:02,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:02,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:02,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:02,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:02,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:02,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b8cbb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02, skipping insertion in model container [2021-11-23 15:32:02,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:02,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:05,526 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[382357,382370] [2021-11-23 15:32:05,561 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:32:05,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:05,784 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:07,116 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[382357,382370] [2021-11-23 15:32:07,122 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:32:07,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:07,296 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:07,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07 WrapperNode [2021-11-23 15:32:07,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:07,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:07,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:07,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:07,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:07,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,081 INFO L137 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2021-11-23 15:32:08,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:08,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:08,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:08,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:08,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:08,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:08,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:08,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:08,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:07" (1/1) ... [2021-11-23 15:32:08,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:08,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:08,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:09,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:32:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:32:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:32:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:32:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:32:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:32:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:32:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:32:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:32:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:32:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:32:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:32:09,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:09,195 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:09,197 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:18,490 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:18,781 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 15:32:18,791 INFO L158 Benchmark]: Toolchain (without parser) took 16418.00ms. Allocated memory was 90.2MB in the beginning and 975.2MB in the end (delta: 885.0MB). Free memory was 42.1MB in the beginning and 794.3MB in the end (delta: -752.2MB). Peak memory consumption was 711.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:18,792 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:18,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4925.29ms. Allocated memory was 90.2MB in the beginning and 260.0MB in the end (delta: 169.9MB). Free memory was 42.1MB in the beginning and 162.9MB in the end (delta: -120.8MB). Peak memory consumption was 99.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:18,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 783.05ms. Allocated memory is still 260.0MB. Free memory was 162.9MB in the beginning and 122.1MB in the end (delta: 40.8MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:18,795 INFO L158 Benchmark]: Boogie Preprocessor took 770.67ms. Allocated memory is still 260.0MB. Free memory was 122.1MB in the beginning and 98.2MB in the end (delta: 23.9MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:18,797 INFO L158 Benchmark]: RCFGBuilder took 9933.74ms. Allocated memory was 260.0MB in the beginning and 975.2MB in the end (delta: 715.1MB). Free memory was 98.2MB in the beginning and 794.3MB in the end (delta: -696.1MB). Peak memory consumption was 599.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:18,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4925.29ms. Allocated memory was 90.2MB in the beginning and 260.0MB in the end (delta: 169.9MB). Free memory was 42.1MB in the beginning and 162.9MB in the end (delta: -120.8MB). Peak memory consumption was 99.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 783.05ms. Allocated memory is still 260.0MB. Free memory was 162.9MB in the beginning and 122.1MB in the end (delta: 40.8MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 770.67ms. Allocated memory is still 260.0MB. Free memory was 122.1MB in the beginning and 98.2MB in the end (delta: 23.9MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9933.74ms. Allocated memory was 260.0MB in the beginning and 975.2MB in the end (delta: 715.1MB). Free memory was 98.2MB in the beginning and 794.3MB in the end (delta: -696.1MB). Peak memory consumption was 599.6MB. 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 15:32:18,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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 352e453d29e3ec1e2ba2c1191212dcec23d3b6a54e25ae049f0e79e2798ccd2e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:21,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:21,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:21,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:21,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:21,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:21,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:21,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:21,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:21,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:21,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:21,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:21,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:21,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:21,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:21,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:21,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:21,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:21,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:21,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:21,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:21,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:21,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:21,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:21,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:21,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:21,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:21,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:21,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:21,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:21,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:21,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:21,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:21,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:21,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:21,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:21,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:21,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:21,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:21,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:21,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:21,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:22,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:22,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:22,062 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:22,062 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:22,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:22,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:22,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:22,065 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:22,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:22,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:22,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:22,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:22,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:22,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:22,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:22,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:22,069 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:22,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:22,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:22,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:22,070 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:22,070 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:22,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:22,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:22,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:22,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:22,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:22,072 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:22,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:22,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:22,073 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:22,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:22,073 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 352e453d29e3ec1e2ba2c1191212dcec23d3b6a54e25ae049f0e79e2798ccd2e [2021-11-23 15:32:22,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:22,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:22,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:22,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:22,558 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:22,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c [2021-11-23 15:32:22,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/a6f278896/6a489695d8e04630a545c73ccf35eccd/FLAG4fe864d39 [2021-11-23 15:32:24,122 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:24,123 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c [2021-11-23 15:32:24,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/a6f278896/6a489695d8e04630a545c73ccf35eccd/FLAG4fe864d39 [2021-11-23 15:32:24,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/data/a6f278896/6a489695d8e04630a545c73ccf35eccd [2021-11-23 15:32:24,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:24,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:24,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:24,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:24,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:24,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:24" (1/1) ... [2021-11-23 15:32:24,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6dc253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:24, skipping insertion in model container [2021-11-23 15:32:24,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:24" (1/1) ... [2021-11-23 15:32:24,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:25,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:27,979 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[382357,382370] [2021-11-23 15:32:28,010 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:32:28,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:28,238 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:30,088 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[382357,382370] [2021-11-23 15:32:30,100 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_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:32:30,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:30,207 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:30,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30 WrapperNode [2021-11-23 15:32:30,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:30,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:30,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:30,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:30,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:30,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:30,884 INFO L137 Inliner]: procedures = 47, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12541 [2021-11-23 15:32:30,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:30,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:30,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:30,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:30,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:30,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:31,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:31,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:31,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:31,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:30" (1/1) ... [2021-11-23 15:32:31,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:31,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:31,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:31,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:32:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:32:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:32:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:32:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:32:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:32:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:32:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:32:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:32:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:32:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:32:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:32:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:32,102 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:32,104 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:43,843 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:43,971 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 15:32:43,980 INFO L158 Benchmark]: Toolchain (without parser) took 19258.00ms. Allocated memory was 77.6MB in the beginning and 830.5MB in the end (delta: 752.9MB). Free memory was 41.7MB in the beginning and 573.9MB in the end (delta: -532.2MB). Peak memory consumption was 423.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:43,982 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:43,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5487.19ms. Allocated memory was 77.6MB in the beginning and 207.6MB in the end (delta: 130.0MB). Free memory was 41.5MB in the beginning and 105.2MB in the end (delta: -63.8MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:43,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 675.95ms. Allocated memory is still 207.6MB. Free memory was 105.2MB in the beginning and 78.5MB in the end (delta: 26.7MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:43,986 INFO L158 Benchmark]: Boogie Preprocessor took 853.70ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 78.5MB in the beginning and 248.8MB in the end (delta: -170.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:43,989 INFO L158 Benchmark]: RCFGBuilder took 12235.60ms. Allocated memory was 415.2MB in the beginning and 830.5MB in the end (delta: 415.2MB). Free memory was 248.8MB in the beginning and 573.9MB in the end (delta: -325.1MB). Peak memory consumption was 291.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:44,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5487.19ms. Allocated memory was 77.6MB in the beginning and 207.6MB in the end (delta: 130.0MB). Free memory was 41.5MB in the beginning and 105.2MB in the end (delta: -63.8MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 675.95ms. Allocated memory is still 207.6MB. Free memory was 105.2MB in the beginning and 78.5MB in the end (delta: 26.7MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 853.70ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 78.5MB in the beginning and 248.8MB in the end (delta: -170.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 12235.60ms. Allocated memory was 415.2MB in the beginning and 830.5MB in the end (delta: 415.2MB). Free memory was 248.8MB in the beginning and 573.9MB in the end (delta: -325.1MB). Peak memory consumption was 291.5MB. 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 15:32:44,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ca1c8b5-483b-4465-a3cb-17fc4217f9b3/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