./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:31,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:31,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:31,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:31,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:31,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:31,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:31,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:31,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:31,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:31,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:31,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:31,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:31,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:31,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:31,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:31,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:31,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:31,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:31,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:31,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:31,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:31,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:31,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:31,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:31,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:31,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:31,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:31,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:31,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:31,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:31,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:31,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:31,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:31,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:31,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:31,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:31,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:31,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:31,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:31,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:31,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:31,779 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:31,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:31,780 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:31,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:31,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:31,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:31,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:31,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:31,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:31,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:31,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:31,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:31,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:31,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:31,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:31,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:31,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:31,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:31,787 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:31,787 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:31,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:31,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:31,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:31,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:31,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:31,788 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:31,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:31,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:31,789 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 [2021-11-23 15:06:32,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:32,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:32,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:32,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:32,104 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:32,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2021-11-23 15:06:32,201 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/bc7f14491/925f127417324007ae72b5ce18746326/FLAGb3d070f4e [2021-11-23 15:06:33,424 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:33,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2021-11-23 15:06:33,495 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/bc7f14491/925f127417324007ae72b5ce18746326/FLAGb3d070f4e [2021-11-23 15:06:33,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/bc7f14491/925f127417324007ae72b5ce18746326 [2021-11-23 15:06:33,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:33,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:33,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:33,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:33,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:33,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:33" (1/1) ... [2021-11-23 15:06:33,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3968ffa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:33, skipping insertion in model container [2021-11-23 15:06:33,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:33" (1/1) ... [2021-11-23 15:06:33,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:33,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:36,633 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2021-11-23 15:06:36,681 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:06:36,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:37,003 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:38,408 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2021-11-23 15:06:38,420 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:06:38,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:38,542 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:38,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38 WrapperNode [2021-11-23 15:06:38,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:38,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:38,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:38,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:38,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,339 INFO L137 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12677 [2021-11-23 15:06:39,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:39,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:39,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:39,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:39,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:39,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:39,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:39,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:39,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:39,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:40,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:40,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:40,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:06:40,136 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:06:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:06:40,136 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:06:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:06:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:06:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:06:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:06:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:06:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:06:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:06:40,138 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:06:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:40,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:40,391 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:40,431 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:50,433 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:50,552 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 15:06:50,565 INFO L158 Benchmark]: Toolchain (without parser) took 16968.31ms. Allocated memory was 121.6MB in the beginning and 977.3MB in the end (delta: 855.6MB). Free memory was 69.8MB in the beginning and 611.2MB in the end (delta: -541.4MB). Peak memory consumption was 319.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:50,567 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 64.2MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:50,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4947.52ms. Allocated memory was 121.6MB in the beginning and 299.9MB in the end (delta: 178.3MB). Free memory was 69.8MB in the beginning and 189.2MB in the end (delta: -119.4MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:50,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 794.96ms. Allocated memory is still 299.9MB. Free memory was 189.2MB in the beginning and 170.2MB in the end (delta: 19.0MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:50,573 INFO L158 Benchmark]: Boogie Preprocessor took 606.04ms. Allocated memory was 299.9MB in the beginning and 599.8MB in the end (delta: 299.9MB). Free memory was 170.2MB in the beginning and 438.1MB in the end (delta: -267.9MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:50,574 INFO L158 Benchmark]: RCFGBuilder took 10614.02ms. Allocated memory was 599.8MB in the beginning and 977.3MB in the end (delta: 377.5MB). Free memory was 438.1MB in the beginning and 611.2MB in the end (delta: -173.2MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:50,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 64.2MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4947.52ms. Allocated memory was 121.6MB in the beginning and 299.9MB in the end (delta: 178.3MB). Free memory was 69.8MB in the beginning and 189.2MB in the end (delta: -119.4MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 794.96ms. Allocated memory is still 299.9MB. Free memory was 189.2MB in the beginning and 170.2MB in the end (delta: 19.0MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 606.04ms. Allocated memory was 299.9MB in the beginning and 599.8MB in the end (delta: 299.9MB). Free memory was 170.2MB in the beginning and 438.1MB in the end (delta: -267.9MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. * RCFGBuilder took 10614.02ms. Allocated memory was 599.8MB in the beginning and 977.3MB in the end (delta: 377.5MB). Free memory was 438.1MB in the beginning and 611.2MB in the end (delta: -173.2MB). Peak memory consumption was 209.7MB. 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 15:06:50,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:53,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:53,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:54,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:54,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:54,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:54,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:54,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:54,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:54,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:54,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:54,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:54,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:54,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:54,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:54,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:54,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:54,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:54,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:54,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:54,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:54,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:54,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:54,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:54,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:54,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:54,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:54,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:54,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:54,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:54,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:54,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:54,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:54,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:54,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:54,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:54,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:54,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:54,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:54,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:54,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:54,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:54,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:54,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:54,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:54,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:54,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:54,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:54,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:54,218 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:54,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:54,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:54,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:54,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:54,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:54,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:54,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:54,222 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:54,222 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:54,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:54,223 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:54,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:54,223 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:54,224 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:54,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:54,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:54,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:54,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:54,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:54,225 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:54,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:54,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:54,226 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:54,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:54,227 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 [2021-11-23 15:06:54,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:54,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:54,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:54,781 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:54,782 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:54,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2021-11-23 15:06:54,868 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/a72897d1e/6cc70e74966c46b5a28a5ce075a9a53f/FLAG900e5dd5d [2021-11-23 15:06:56,470 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:56,472 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2021-11-23 15:06:56,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/a72897d1e/6cc70e74966c46b5a28a5ce075a9a53f/FLAG900e5dd5d [2021-11-23 15:06:56,916 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/data/a72897d1e/6cc70e74966c46b5a28a5ce075a9a53f [2021-11-23 15:06:56,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:56,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:56,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:56,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:56,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:56,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:06:56,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c5f171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:56, skipping insertion in model container [2021-11-23 15:06:56,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:56" (1/1) ... [2021-11-23 15:06:56,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:57,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:07:00,285 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2021-11-23 15:07:00,330 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:07:00,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:00,639 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:07:01,971 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2021-11-23 15:07:01,981 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_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:07:01,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:02,068 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:07:02,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02 WrapperNode [2021-11-23 15:07:02,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:02,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:02,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:07:02,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:07:02,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:02,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:02,874 INFO L137 Inliner]: procedures = 51, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12653 [2021-11-23 15:07:02,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:02,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:07:02,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:07:02,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:07:02,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:02,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:02,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:02,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:03,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:03,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:03,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:03,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:07:03,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:07:03,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:07:03,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:07:03,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:02" (1/1) ... [2021-11-23 15:07:03,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:03,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:03,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:03,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:07:03,714 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:07:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:07:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:07:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:07:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:07:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:07:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:07:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:07:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:07:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:07:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:07:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:07:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:03,829 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:03,831 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:14,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:07:14,937 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 15:07:14,942 INFO L158 Benchmark]: Toolchain (without parser) took 18019.72ms. Allocated memory was 83.9MB in the beginning and 989.9MB in the end (delta: 906.0MB). Free memory was 52.3MB in the beginning and 796.8MB in the end (delta: -744.4MB). Peak memory consumption was 728.3MB. Max. memory is 16.1GB. [2021-11-23 15:07:14,943 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:14,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5145.29ms. Allocated memory was 83.9MB in the beginning and 169.9MB in the end (delta: 86.0MB). Free memory was 52.0MB in the beginning and 64.7MB in the end (delta: -12.7MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2021-11-23 15:07:14,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 805.64ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 64.7MB in the beginning and 126.5MB in the end (delta: -61.8MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:14,946 INFO L158 Benchmark]: Boogie Preprocessor took 751.79ms. Allocated memory was 247.5MB in the beginning and 494.9MB in the end (delta: 247.5MB). Free memory was 126.5MB in the beginning and 348.7MB in the end (delta: -222.2MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:14,947 INFO L158 Benchmark]: RCFGBuilder took 11311.38ms. Allocated memory was 494.9MB in the beginning and 989.9MB in the end (delta: 494.9MB). Free memory was 348.7MB in the beginning and 796.8MB in the end (delta: -448.0MB). Peak memory consumption was 614.9MB. Max. memory is 16.1GB. [2021-11-23 15:07:14,951 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5145.29ms. Allocated memory was 83.9MB in the beginning and 169.9MB in the end (delta: 86.0MB). Free memory was 52.0MB in the beginning and 64.7MB in the end (delta: -12.7MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 805.64ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 64.7MB in the beginning and 126.5MB in the end (delta: -61.8MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 751.79ms. Allocated memory was 247.5MB in the beginning and 494.9MB in the end (delta: 247.5MB). Free memory was 126.5MB in the beginning and 348.7MB in the end (delta: -222.2MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11311.38ms. Allocated memory was 494.9MB in the beginning and 989.9MB in the end (delta: 494.9MB). Free memory was 348.7MB in the beginning and 796.8MB in the end (delta: -448.0MB). Peak memory consumption was 614.9MB. 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 15:07:15,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1375e1c-c1fd-447e-a8a3-9715dde77a7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable