./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/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_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/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_36007634-de2b-47c6-8484-cc08be122408/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 d10d961b0039dc8700247ef3f425eca54baa7810b507915bf9a44d0387922dc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:52,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:52,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:52,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:52,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:52,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:52,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:52,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:52,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:52,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:52,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:52,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:52,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:52,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:52,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:52,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:52,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:52,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:52,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:52,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:52,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:52,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:52,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:52,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:52,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:52,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:52,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:52,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:52,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:52,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:52,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:52,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:52,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:52,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:52,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:52,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:52,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:52,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:52,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:52,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:52,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:52,522 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:52,572 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:52,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:52,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:52,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:52,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:52,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:52,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:52,576 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:52,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:52,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:52,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:52,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:52,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:52,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:52,585 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:52,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:52,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:52,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:52,586 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:52,586 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:52,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:52,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:52,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:52,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:52,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:52,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:52,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:52,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:52,588 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_36007634-de2b-47c6-8484-cc08be122408/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d10d961b0039dc8700247ef3f425eca54baa7810b507915bf9a44d0387922dc2 [2021-11-23 15:02:52,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:52,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:52,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:52,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:52,904 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:52,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c [2021-11-23 15:02:52,984 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/c8d3083c3/edd2a554ba50432cb351c44781e9b5c7/FLAG472099eed [2021-11-23 15:02:53,507 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:53,508 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c [2021-11-23 15:02:53,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/c8d3083c3/edd2a554ba50432cb351c44781e9b5c7/FLAG472099eed [2021-11-23 15:02:53,822 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/c8d3083c3/edd2a554ba50432cb351c44781e9b5c7 [2021-11-23 15:02:53,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:53,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:53,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:53,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:53,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e261ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53, skipping insertion in model container [2021-11-23 15:02:53,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:53,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:54,084 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[914,927] [2021-11-23 15:02:54,190 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[7125,7138] [2021-11-23 15:02:54,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:54,321 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:54,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[914,927] [2021-11-23 15:02:54,355 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[7125,7138] [2021-11-23 15:02:54,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:54,466 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:54,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54 WrapperNode [2021-11-23 15:02:54,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:54,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:54,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:54,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:54,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,594 INFO L137 Inliner]: procedures = 75, calls = 91, calls flagged for inlining = 44, calls inlined = 44, statements flattened = 983 [2021-11-23 15:02:54,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:54,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:54,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:54,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:54,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:54,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:54,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:54,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:54,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:54,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:54,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:54,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 15:02:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 15:02:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:02:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:02:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:02:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:02:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 15:02:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 15:02:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:02:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:02:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:02:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:02:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 15:02:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 15:02:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 15:02:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 15:02:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 15:02:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 15:02:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:02:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:02:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:02:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:02:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 15:02:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 15:02:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:54,823 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:02:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:02:55,002 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:55,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:56,003 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:56,073 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 15:02:56,078 INFO L158 Benchmark]: Toolchain (without parser) took 2251.66ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 61.3MB in the beginning and 93.0MB in the end (delta: -31.7MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:56,079 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:56,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.92ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 61.1MB in the beginning and 91.4MB in the end (delta: -30.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:56,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.22ms. Allocated memory is still 130.0MB. Free memory was 91.4MB in the beginning and 86.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:56,082 INFO L158 Benchmark]: Boogie Preprocessor took 103.89ms. Allocated memory is still 130.0MB. Free memory was 86.8MB in the beginning and 83.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:56,083 INFO L158 Benchmark]: RCFGBuilder took 1369.80ms. Allocated memory is still 130.0MB. Free memory was 82.6MB in the beginning and 93.0MB in the end (delta: -10.5MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:56,091 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.92ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 61.1MB in the beginning and 91.4MB in the end (delta: -30.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.22ms. Allocated memory is still 130.0MB. Free memory was 91.4MB in the beginning and 86.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.89ms. Allocated memory is still 130.0MB. Free memory was 86.8MB in the beginning and 83.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1369.80ms. Allocated memory is still 130.0MB. Free memory was 82.6MB in the beginning and 93.0MB in the end (delta: -10.5MB). Peak memory consumption was 48.3MB. 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 15:02:56,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/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_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/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_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/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_36007634-de2b-47c6-8484-cc08be122408/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 d10d961b0039dc8700247ef3f425eca54baa7810b507915bf9a44d0387922dc2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:58,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:58,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:58,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:58,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:58,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:58,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:58,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:58,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:58,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:58,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:58,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:58,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:58,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:58,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:58,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:58,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:58,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:58,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:58,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:58,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:58,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:58,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:58,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:58,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:58,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:58,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:58,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:58,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:58,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:58,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:58,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:58,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:58,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:58,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:58,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:58,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:58,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:58,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:58,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:58,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:58,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:58,800 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:58,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:58,801 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:58,802 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:58,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:58,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:58,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:58,804 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:58,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:58,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:58,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:58,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:58,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:58,806 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:58,807 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:58,807 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:58,807 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:58,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:58,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:58,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:58,808 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:58,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:58,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:58,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:58,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:58,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:58,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:58,810 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:58,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:58,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:58,810 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:58,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:58,811 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_36007634-de2b-47c6-8484-cc08be122408/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d10d961b0039dc8700247ef3f425eca54baa7810b507915bf9a44d0387922dc2 [2021-11-23 15:02:59,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:59,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:59,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:59,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:59,280 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:59,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c [2021-11-23 15:02:59,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/814eee3cb/1ab490834e574014bfcaa1b5819eafee/FLAG9694d6226 [2021-11-23 15:02:59,953 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:59,954 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c [2021-11-23 15:02:59,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/814eee3cb/1ab490834e574014bfcaa1b5819eafee/FLAG9694d6226 [2021-11-23 15:03:00,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/data/814eee3cb/1ab490834e574014bfcaa1b5819eafee [2021-11-23 15:03:00,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:00,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:00,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:00,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:00,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:00,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6950bcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00, skipping insertion in model container [2021-11-23 15:03:00,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:00,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:00,524 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[914,927] [2021-11-23 15:03:00,603 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[7125,7138] [2021-11-23 15:03:00,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:00,844 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:00,857 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[914,927] [2021-11-23 15:03:00,880 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_36007634-de2b-47c6-8484-cc08be122408/sv-benchmarks/c/combinations/pc_sfifo_2.cil-2+token_ring.11.cil-2.c[7125,7138] [2021-11-23 15:03:00,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:01,006 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:01,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01 WrapperNode [2021-11-23 15:03:01,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:01,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:01,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:01,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:01,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,156 INFO L137 Inliner]: procedures = 76, calls = 91, calls flagged for inlining = 44, calls inlined = 44, statements flattened = 946 [2021-11-23 15:03:01,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:01,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:01,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:01,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:01,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:01,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:01,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:01,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:01,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:01,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:01,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:01,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:01,381 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 15:03:01,381 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 15:03:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:03:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:03:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:03:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:03:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 15:03:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 15:03:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:03:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:03:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:03:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:03:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 15:03:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 15:03:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 15:03:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 15:03:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 15:03:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 15:03:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:03:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:03:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:03:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:03:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 15:03:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 15:03:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:03:01,388 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:03:01,639 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:01,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:02,770 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:02,832 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 15:03:02,839 INFO L158 Benchmark]: Toolchain (without parser) took 2607.26ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 41.3MB in the beginning and 50.1MB in the end (delta: -8.8MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,840 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:02,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 776.07ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 41.0MB in the beginning and 55.6MB in the end (delta: -14.6MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.22ms. Allocated memory is still 86.0MB. Free memory was 55.6MB in the beginning and 51.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,843 INFO L158 Benchmark]: Boogie Preprocessor took 121.90ms. Allocated memory is still 86.0MB. Free memory was 51.1MB in the beginning and 46.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,844 INFO L158 Benchmark]: RCFGBuilder took 1555.92ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 50.1MB in the end (delta: -3.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,853 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 62.9MB. Free memory was 43.7MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 776.07ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 41.0MB in the beginning and 55.6MB in the end (delta: -14.6MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.22ms. Allocated memory is still 86.0MB. Free memory was 55.6MB in the beginning and 51.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.90ms. Allocated memory is still 86.0MB. Free memory was 51.1MB in the beginning and 46.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1555.92ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 50.1MB in the end (delta: -3.5MB). Peak memory consumption was 18.8MB. 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 15:03:02,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36007634-de2b-47c6-8484-cc08be122408/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable