./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.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_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/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_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/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_fe7ff620-3560-4c85-bfea-313987b77911/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 29d311a340ddf06876d5e964efa5bbd1c7e50f9bc9213c2393be8e474d394757 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:42,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:42,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:42,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:42,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:42,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:42,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:42,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:42,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:42,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:42,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:42,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:42,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:42,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:42,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:42,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:42,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:42,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:42,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:42,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:42,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:42,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:42,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:42,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:42,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:42,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:42,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:42,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:42,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:42,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:42,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:42,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:42,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:42,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:42,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:42,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:42,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:42,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:42,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:42,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:42,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:42,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:42,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:42,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:42,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:42,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:42,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:42,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:42,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:42,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:42,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:42,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:42,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:42,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:42,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:42,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:42,673 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:42,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:42,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:42,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:42,674 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:42,675 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:42,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:42,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:42,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:42,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:42,676 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:42,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:42,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:42,677 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_fe7ff620-3560-4c85-bfea-313987b77911/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d311a340ddf06876d5e964efa5bbd1c7e50f9bc9213c2393be8e474d394757 [2021-11-23 15:01:43,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:43,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:43,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:43,029 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:43,030 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:43,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c [2021-11-23 15:01:43,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/fad169c8f/8ec59950620740c88561dac9697b4577/FLAG0f3a5718a [2021-11-23 15:01:44,143 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:44,144 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c [2021-11-23 15:01:44,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/fad169c8f/8ec59950620740c88561dac9697b4577/FLAG0f3a5718a [2021-11-23 15:01:44,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/fad169c8f/8ec59950620740c88561dac9697b4577 [2021-11-23 15:01:44,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:44,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:44,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:44,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:44,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:44,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13729b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44, skipping insertion in model container [2021-11-23 15:01:44,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:44,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:47,189 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[375709,375722] [2021-11-23 15:01:47,239 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:01:47,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:47,638 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:48,917 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[375709,375722] [2021-11-23 15:01:48,933 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:01:49,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:49,092 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:49,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49 WrapperNode [2021-11-23 15:01:49,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:49,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:49,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:49,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,848 INFO L137 Inliner]: procedures = 70, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13257 [2021-11-23 15:01:49,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:49,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:49,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:50,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:50,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:50,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:50,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:50,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:50,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:50,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:50,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:01:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:01:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:01:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:01:50,642 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:01:50,642 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:01:50,643 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:01:50,643 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:01:50,643 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:01:50,643 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:01:50,643 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:01:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:01:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:50,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:50,836 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:50,838 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:58,227 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:58,359 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 15:01:58,366 INFO L158 Benchmark]: Toolchain (without parser) took 13878.90ms. Allocated memory was 109.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 56.7MB in the beginning and 1.9GB in the end (delta: -1.9GB). Peak memory consumption was 458.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,366 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:58,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4605.14ms. Allocated memory was 109.1MB in the beginning and 216.0MB in the end (delta: 107.0MB). Free memory was 56.4MB in the beginning and 113.9MB in the end (delta: -57.5MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 754.72ms. Allocated memory was 216.0MB in the beginning and 343.9MB in the end (delta: 127.9MB). Free memory was 113.9MB in the beginning and 208.6MB in the end (delta: -94.7MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,372 INFO L158 Benchmark]: Boogie Preprocessor took 698.18ms. Allocated memory was 343.9MB in the beginning and 536.9MB in the end (delta: 192.9MB). Free memory was 208.6MB in the beginning and 384.1MB in the end (delta: -175.6MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,374 INFO L158 Benchmark]: RCFGBuilder took 7800.54ms. Allocated memory was 536.9MB in the beginning and 2.1GB in the end (delta: 1.6GB). Free memory was 384.1MB in the beginning and 1.9GB in the end (delta: -1.6GB). Peak memory consumption was 357.9MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,385 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 109.1MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4605.14ms. Allocated memory was 109.1MB in the beginning and 216.0MB in the end (delta: 107.0MB). Free memory was 56.4MB in the beginning and 113.9MB in the end (delta: -57.5MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 754.72ms. Allocated memory was 216.0MB in the beginning and 343.9MB in the end (delta: 127.9MB). Free memory was 113.9MB in the beginning and 208.6MB in the end (delta: -94.7MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 698.18ms. Allocated memory was 343.9MB in the beginning and 536.9MB in the end (delta: 192.9MB). Free memory was 208.6MB in the beginning and 384.1MB in the end (delta: -175.6MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7800.54ms. Allocated memory was 536.9MB in the beginning and 2.1GB in the end (delta: 1.6GB). Free memory was 384.1MB in the beginning and 1.9GB in the end (delta: -1.6GB). Peak memory consumption was 357.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:58,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/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_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/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_fe7ff620-3560-4c85-bfea-313987b77911/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 29d311a340ddf06876d5e964efa5bbd1c7e50f9bc9213c2393be8e474d394757 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:00,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:00,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:00,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:00,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:00,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:00,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:00,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:00,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:00,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:00,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:00,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:00,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:00,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:00,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:00,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:00,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:00,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:00,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:00,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:00,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:00,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:00,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:00,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:00,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:00,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:00,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:00,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:00,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:00,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:00,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:00,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:00,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:00,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:00,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:00,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:00,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:00,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:00,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:00,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:00,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:00,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:01,023 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:01,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:01,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:01,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:01,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:01,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:01,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:01,027 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:01,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:01,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:01,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:01,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:01,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:01,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:01,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:01,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:01,030 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:01,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:01,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:01,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:01,031 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:01,031 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:01,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:01,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:01,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:01,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:01,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:01,033 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:01,033 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:01,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:01,033 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:01,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:01,034 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_fe7ff620-3560-4c85-bfea-313987b77911/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d311a340ddf06876d5e964efa5bbd1c7e50f9bc9213c2393be8e474d394757 [2021-11-23 15:02:01,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:01,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:01,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:01,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:01,502 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:01,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c [2021-11-23 15:02:01,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/58b5ce05d/abd003c4d8da4c0e847121a2048bb598/FLAG913fd3b54 [2021-11-23 15:02:02,743 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:02,744 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c [2021-11-23 15:02:02,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/58b5ce05d/abd003c4d8da4c0e847121a2048bb598/FLAG913fd3b54 [2021-11-23 15:02:02,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/data/58b5ce05d/abd003c4d8da4c0e847121a2048bb598 [2021-11-23 15:02:02,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:02,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:03,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:03,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:03,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:03,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c47520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03, skipping insertion in model container [2021-11-23 15:02:03,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:03,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:05,752 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[375709,375722] [2021-11-23 15:02:05,791 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:02:06,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:06,204 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:07,486 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[375709,375722] [2021-11-23 15:02:07,498 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_fe7ff620-3560-4c85-bfea-313987b77911/sv-benchmarks/c/combinations/Problem05_label48+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:02:07,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:07,642 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:07,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07 WrapperNode [2021-11-23 15:02:07,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:07,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:07,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:07,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:07,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,169 INFO L137 Inliner]: procedures = 71, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13213 [2021-11-23 15:02:08,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:08,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:08,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:08,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:08,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:08,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:08,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:08,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:08,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:08,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:08,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:08,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:02:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:02:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:02:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:02:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:02:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:02:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:02:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:02:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:02:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:02:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:09,196 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:09,197 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:19,919 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:20,022 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 15:02:20,027 INFO L158 Benchmark]: Toolchain (without parser) took 17028.89ms. Allocated memory was 60.8MB in the beginning and 820.0MB in the end (delta: 759.2MB). Free memory was 26.9MB in the beginning and 366.3MB in the end (delta: -339.4MB). Peak memory consumption was 426.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,028 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:20,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4642.80ms. Allocated memory was 60.8MB in the beginning and 253.8MB in the end (delta: 192.9MB). Free memory was 26.8MB in the beginning and 135.2MB in the end (delta: -108.5MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 525.35ms. Allocated memory is still 253.8MB. Free memory was 135.2MB in the beginning and 100.6MB in the end (delta: 34.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,030 INFO L158 Benchmark]: Boogie Preprocessor took 529.06ms. Allocated memory is still 253.8MB. Free memory was 100.6MB in the beginning and 87.4MB in the end (delta: 13.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,031 INFO L158 Benchmark]: RCFGBuilder took 11325.29ms. Allocated memory was 253.8MB in the beginning and 820.0MB in the end (delta: 566.2MB). Free memory was 87.4MB in the beginning and 366.3MB in the end (delta: -278.9MB). Peak memory consumption was 292.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4642.80ms. Allocated memory was 60.8MB in the beginning and 253.8MB in the end (delta: 192.9MB). Free memory was 26.8MB in the beginning and 135.2MB in the end (delta: -108.5MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 525.35ms. Allocated memory is still 253.8MB. Free memory was 135.2MB in the beginning and 100.6MB in the end (delta: 34.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 529.06ms. Allocated memory is still 253.8MB. Free memory was 100.6MB in the beginning and 87.4MB in the end (delta: 13.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11325.29ms. Allocated memory was 253.8MB in the beginning and 820.0MB in the end (delta: 566.2MB). Free memory was 87.4MB in the beginning and 366.3MB in the end (delta: -278.9MB). Peak memory consumption was 292.6MB. 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 15:02:20,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe7ff620-3560-4c85-bfea-313987b77911/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