./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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 45212159197fe0bc553796025c4b5584a047c150b6d840572b407bf4bd1f9446 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:25,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:25,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:25,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:25,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:25,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:25,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:25,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:25,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:25,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:25,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:25,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:25,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:25,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:25,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:25,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:25,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:25,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:25,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:25,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:25,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:25,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:25,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:25,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:25,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:25,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:25,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:25,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:25,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:25,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:25,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:25,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:25,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:25,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:25,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:25,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:25,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:25,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:25,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:25,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:25,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:25,616 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:42:25,658 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:25,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:25,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:25,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:25,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:25,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:25,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:25,661 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:25,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:25,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:25,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:25,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:25,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:25,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:25,670 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:25,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:25,670 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:25,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:25,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:25,671 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:25,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:25,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:25,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:25,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:25,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:25,672 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:25,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:25,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:25,673 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45212159197fe0bc553796025c4b5584a047c150b6d840572b407bf4bd1f9446 [2021-11-23 15:42:25,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:26,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:26,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:26,021 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:26,022 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:26,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c [2021-11-23 15:42:26,088 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/c1fb3ae84/59ff81a2368744e8ba5c5878da0d821c/FLAG7334077f9 [2021-11-23 15:42:27,151 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:27,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c [2021-11-23 15:42:27,230 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/c1fb3ae84/59ff81a2368744e8ba5c5878da0d821c/FLAG7334077f9 [2021-11-23 15:42:27,414 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/c1fb3ae84/59ff81a2368744e8ba5c5878da0d821c [2021-11-23 15:42:27,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:27,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:27,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:27,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:27,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:27,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:27" (1/1) ... [2021-11-23 15:42:27,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf496b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:27, skipping insertion in model container [2021-11-23 15:42:27,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:27" (1/1) ... [2021-11-23 15:42:27,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:27,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:30,035 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[380593,380606] [2021-11-23 15:42:30,069 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:42:30,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:30,286 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:31,518 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[380593,380606] [2021-11-23 15:42:31,523 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:42:31,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:31,627 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:31,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31 WrapperNode [2021-11-23 15:42:31,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:31,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:31,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:31,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:31,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:31,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,290 INFO L137 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12682 [2021-11-23 15:42:32,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:32,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:32,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:32,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:32,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:32,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:32,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:32,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:32,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:31" (1/1) ... [2021-11-23 15:42:32,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:32,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:33,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:33,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:42:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:42:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:42:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:42:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:42:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:42:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:42:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:42:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:42:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:42:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:42:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:42:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:42:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:42:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:33,162 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:33,173 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:41,006 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:41,096 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 15:42:41,102 INFO L158 Benchmark]: Toolchain (without parser) took 13681.25ms. Allocated memory was 111.1MB in the beginning and 987.8MB in the end (delta: 876.6MB). Free memory was 57.3MB in the beginning and 649.6MB in the end (delta: -592.3MB). Peak memory consumption was 346.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:41,103 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:41,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4206.65ms. Allocated memory was 111.1MB in the beginning and 197.1MB in the end (delta: 86.0MB). Free memory was 56.8MB in the beginning and 86.6MB in the end (delta: -29.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:41,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 661.23ms. Allocated memory was 197.1MB in the beginning and 293.6MB in the end (delta: 96.5MB). Free memory was 86.6MB in the beginning and 156.6MB in the end (delta: -69.9MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:41,108 INFO L158 Benchmark]: Boogie Preprocessor took 679.43ms. Allocated memory is still 293.6MB. Free memory is still 155.5MB. Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:41,109 INFO L158 Benchmark]: RCFGBuilder took 8127.60ms. Allocated memory was 293.6MB in the beginning and 987.8MB in the end (delta: 694.2MB). Free memory was 155.5MB in the beginning and 649.6MB in the end (delta: -494.1MB). Peak memory consumption was 260.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:41,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4206.65ms. Allocated memory was 111.1MB in the beginning and 197.1MB in the end (delta: 86.0MB). Free memory was 56.8MB in the beginning and 86.6MB in the end (delta: -29.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 661.23ms. Allocated memory was 197.1MB in the beginning and 293.6MB in the end (delta: 96.5MB). Free memory was 86.6MB in the beginning and 156.6MB in the end (delta: -69.9MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 679.43ms. Allocated memory is still 293.6MB. Free memory is still 155.5MB. Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * RCFGBuilder took 8127.60ms. Allocated memory was 293.6MB in the beginning and 987.8MB in the end (delta: 694.2MB). Free memory was 155.5MB in the beginning and 649.6MB in the end (delta: -494.1MB). Peak memory consumption was 260.8MB. 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 15:42:41,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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 45212159197fe0bc553796025c4b5584a047c150b6d840572b407bf4bd1f9446 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:43,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:43,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:43,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:43,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:43,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:43,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:43,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:43,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:43,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:43,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:43,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:43,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:43,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:43,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:43,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:43,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:43,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:43,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:43,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:43,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:43,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:43,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:43,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:43,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:43,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:43,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:43,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:43,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:43,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:43,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:43,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:43,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:43,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:43,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:43,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:43,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:43,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:43,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:43,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:43,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:43,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:43,984 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:43,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:43,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:43,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:43,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:43,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:43,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:43,989 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:43,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:43,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:43,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:43,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:43,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:43,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:43,991 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:43,991 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:43,992 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:43,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:43,992 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:43,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:43,992 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:43,993 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:43,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:43,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:43,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:43,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:43,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:43,994 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:43,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:43,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:43,995 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:43,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:43,995 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45212159197fe0bc553796025c4b5584a047c150b6d840572b407bf4bd1f9446 [2021-11-23 15:42:44,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:44,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:44,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:44,458 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:44,458 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:44,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c [2021-11-23 15:42:44,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/0afebb05f/9f42012fb3d4458097e9d25bc0ee9298/FLAG874663018 [2021-11-23 15:42:45,779 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:45,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c [2021-11-23 15:42:45,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/0afebb05f/9f42012fb3d4458097e9d25bc0ee9298/FLAG874663018 [2021-11-23 15:42:45,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/data/0afebb05f/9f42012fb3d4458097e9d25bc0ee9298 [2021-11-23 15:42:45,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:45,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:45,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:45,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:45,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:45,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:45" (1/1) ... [2021-11-23 15:42:45,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e973845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:45, skipping insertion in model container [2021-11-23 15:42:45,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:45" (1/1) ... [2021-11-23 15:42:45,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:46,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:48,815 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[380593,380606] [2021-11-23 15:42:48,855 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:42:49,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:49,156 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:50,588 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[380593,380606] [2021-11-23 15:42:50,594 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_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:42:50,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:50,693 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:50,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50 WrapperNode [2021-11-23 15:42:50,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:50,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:50,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:50,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:50,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:50,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:51,362 INFO L137 Inliner]: procedures = 51, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12657 [2021-11-23 15:42:51,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:51,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:51,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:51,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:51,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:51,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:51,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:51,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:52,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:52,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:52,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:52,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:52,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:52,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:52,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:52,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:50" (1/1) ... [2021-11-23 15:42:52,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:52,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:52,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:52,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:52,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:52,353 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:42:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:42:52,353 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:42:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:42:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:42:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:42:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:42:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:42:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:42:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:42:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:42:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:42:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:42:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:42:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:52,522 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:52,524 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:03,051 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:03,293 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 15:43:03,302 INFO L158 Benchmark]: Toolchain (without parser) took 17339.59ms. Allocated memory was 77.6MB in the beginning and 947.9MB in the end (delta: 870.3MB). Free memory was 40.6MB in the beginning and 756.9MB in the end (delta: -716.2MB). Peak memory consumption was 701.9MB. Max. memory is 16.1GB. [2021-11-23 15:43:03,303 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:03,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4732.27ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 40.4MB in the beginning and 103.5MB in the end (delta: -63.2MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:03,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 667.62ms. Allocated memory is still 237.0MB. Free memory was 103.5MB in the beginning and 107.7MB in the end (delta: -4.2MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2021-11-23 15:43:03,307 INFO L158 Benchmark]: Boogie Preprocessor took 904.82ms. Allocated memory was 237.0MB in the beginning and 474.0MB in the end (delta: 237.0MB). Free memory was 107.7MB in the beginning and 327.7MB in the end (delta: -220.0MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2021-11-23 15:43:03,309 INFO L158 Benchmark]: RCFGBuilder took 11029.63ms. Allocated memory was 474.0MB in the beginning and 947.9MB in the end (delta: 474.0MB). Free memory was 327.7MB in the beginning and 756.9MB in the end (delta: -429.1MB). Peak memory consumption was 594.3MB. Max. memory is 16.1GB. [2021-11-23 15:43:03,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4732.27ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 40.4MB in the beginning and 103.5MB in the end (delta: -63.2MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 667.62ms. Allocated memory is still 237.0MB. Free memory was 103.5MB in the beginning and 107.7MB in the end (delta: -4.2MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 904.82ms. Allocated memory was 237.0MB in the beginning and 474.0MB in the end (delta: 237.0MB). Free memory was 107.7MB in the beginning and 327.7MB in the end (delta: -220.0MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * RCFGBuilder took 11029.63ms. Allocated memory was 474.0MB in the beginning and 947.9MB in the end (delta: 474.0MB). Free memory was 327.7MB in the beginning and 756.9MB in the end (delta: -429.1MB). Peak memory consumption was 594.3MB. 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 15:43:03,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26d1b636-cd17-4d65-8e06-1f3f33fd0e74/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