./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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 e29588631802f33e276df8c8a4376435a271a426c8b5d54fd1eb814b142c7499 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:48,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:48,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:48,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:48,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:48,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:48,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:48,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:48,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:48,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:48,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:48,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:48,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:48,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:48,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:48,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:48,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:48,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:48,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:48,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:48,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:48,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:48,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:48,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:48,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:48,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:48,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:48,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:48,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:48,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:48,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:48,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:48,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:48,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:48,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:48,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:48,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:48,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:48,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:48,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:48,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:48,723 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:48,747 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:48,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:48,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:48,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:48,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:48,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:48,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:48,750 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:48,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:48,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:48,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:48,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:48,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:48,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:48,752 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:48,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:48,752 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:48,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:48,753 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:48,753 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:48,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:48,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:48,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:48,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:48,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:48,755 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:48,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:48,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:48,755 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29588631802f33e276df8c8a4376435a271a426c8b5d54fd1eb814b142c7499 [2021-11-23 15:41:49,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:49,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:49,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:49,059 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:49,060 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:49,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c [2021-11-23 15:41:49,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/8d610943c/634be3e7216a4fe784fee9dccbe0b185/FLAG53ec54791 [2021-11-23 15:41:50,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:50,120 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c [2021-11-23 15:41:50,206 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/8d610943c/634be3e7216a4fe784fee9dccbe0b185/FLAG53ec54791 [2021-11-23 15:41:50,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/8d610943c/634be3e7216a4fe784fee9dccbe0b185 [2021-11-23 15:41:50,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:50,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:50,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:50,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:50,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:50,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:50" (1/1) ... [2021-11-23 15:41:50,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131bf5df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:50, skipping insertion in model container [2021-11-23 15:41:50,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:50" (1/1) ... [2021-11-23 15:41:50,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:50,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:53,165 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[377612,377625] [2021-11-23 15:41:53,199 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:41:53,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:53,415 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:54,635 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[377612,377625] [2021-11-23 15:41:54,644 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:41:54,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:54,776 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:54,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54 WrapperNode [2021-11-23 15:41:54,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:54,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:54,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:54,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:54,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:54,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,387 INFO L137 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12619 [2021-11-23 15:41:55,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:55,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:55,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:55,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:55,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:55,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:56,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:56,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:56,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:56,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:56,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:54" (1/1) ... [2021-11-23 15:41:56,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:56,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:56,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:56,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:41:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:41:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:41:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:41:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:41:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:41:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:41:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:41:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:41:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:41:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:41:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:41:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:56,315 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:56,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:04,118 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:04,258 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 15:42:04,268 INFO L158 Benchmark]: Toolchain (without parser) took 13802.09ms. Allocated memory was 92.3MB in the beginning and 964.7MB in the end (delta: 872.4MB). Free memory was 50.7MB in the beginning and 773.4MB in the end (delta: -722.7MB). Peak memory consumption was 405.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:04,269 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:04,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4311.82ms. Allocated memory was 92.3MB in the beginning and 306.2MB in the end (delta: 213.9MB). Free memory was 50.6MB in the beginning and 210.1MB in the end (delta: -159.5MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:04,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 609.39ms. Allocated memory is still 306.2MB. Free memory was 209.1MB in the beginning and 173.3MB in the end (delta: 35.7MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:04,272 INFO L158 Benchmark]: Boogie Preprocessor took 633.32ms. Allocated memory is still 306.2MB. Free memory was 173.3MB in the beginning and 125.6MB in the end (delta: 47.7MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:04,274 INFO L158 Benchmark]: RCFGBuilder took 8242.45ms. Allocated memory was 306.2MB in the beginning and 964.7MB in the end (delta: 658.5MB). Free memory was 125.6MB in the beginning and 773.4MB in the end (delta: -647.7MB). Peak memory consumption was 266.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:04,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4311.82ms. Allocated memory was 92.3MB in the beginning and 306.2MB in the end (delta: 213.9MB). Free memory was 50.6MB in the beginning and 210.1MB in the end (delta: -159.5MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 609.39ms. Allocated memory is still 306.2MB. Free memory was 209.1MB in the beginning and 173.3MB in the end (delta: 35.7MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 633.32ms. Allocated memory is still 306.2MB. Free memory was 173.3MB in the beginning and 125.6MB in the end (delta: 47.7MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8242.45ms. Allocated memory was 306.2MB in the beginning and 964.7MB in the end (delta: 658.5MB). Free memory was 125.6MB in the beginning and 773.4MB in the end (delta: -647.7MB). Peak memory consumption was 266.2MB. 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 15:42:04,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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 e29588631802f33e276df8c8a4376435a271a426c8b5d54fd1eb814b142c7499 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:06,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:06,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:06,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:06,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:06,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:06,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:06,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:06,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:06,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:06,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:06,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:06,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:06,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:06,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:06,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:06,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:06,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:06,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:06,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:06,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:06,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:06,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:06,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:06,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:06,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:06,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:06,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:06,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:06,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:06,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:06,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:06,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:06,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:06,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:06,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:06,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:06,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:06,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:06,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:06,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:06,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:07,001 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:07,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:07,003 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:07,003 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:07,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:07,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:07,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:07,005 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:07,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:07,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:07,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:07,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:07,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:07,007 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:07,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:07,007 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:07,007 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:07,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:07,008 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:07,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:07,008 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:07,008 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:07,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:07,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:07,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:07,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:07,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:07,009 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:07,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:07,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:07,010 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:07,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:07,011 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29588631802f33e276df8c8a4376435a271a426c8b5d54fd1eb814b142c7499 [2021-11-23 15:42:07,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:07,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:07,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:07,406 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:07,407 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:07,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c [2021-11-23 15:42:07,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/cdbd14c8f/4f180a6be11c4e47a220d7917da806d4/FLAG5c47ab1b5 [2021-11-23 15:42:08,537 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:08,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c [2021-11-23 15:42:08,590 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/cdbd14c8f/4f180a6be11c4e47a220d7917da806d4/FLAG5c47ab1b5 [2021-11-23 15:42:08,808 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/data/cdbd14c8f/4f180a6be11c4e47a220d7917da806d4 [2021-11-23 15:42:08,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:08,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:08,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:08,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:08,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:08,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5efe3dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08, skipping insertion in model container [2021-11-23 15:42:08,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:09,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:11,541 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[377612,377625] [2021-11-23 15:42:11,580 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:42:11,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:11,787 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:13,098 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[377612,377625] [2021-11-23 15:42:13,108 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_fc14c362-0124-42a7-ab6d-12c135ec4a5c/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:42:13,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:13,191 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:13,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13 WrapperNode [2021-11-23 15:42:13,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:13,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:13,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:13,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:13,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,685 INFO L137 Inliner]: procedures = 49, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12597 [2021-11-23 15:42:13,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:13,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:13,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:13,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:13,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:13,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:14,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:14,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:14,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:14,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:14,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:14,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:14,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:14,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:13" (1/1) ... [2021-11-23 15:42:14,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:14,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:14,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:14,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:14,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:14,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:14,389 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:42:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:42:14,389 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:42:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:42:14,389 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:42:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:42:14,390 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:42:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:42:14,390 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:42:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:42:14,391 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:42:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:42:14,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:14,553 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:14,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:24,900 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:24,997 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 15:42:25,001 INFO L158 Benchmark]: Toolchain (without parser) took 16186.97ms. Allocated memory was 90.2MB in the beginning and 960.5MB in the end (delta: 870.3MB). Free memory was 58.9MB in the beginning and 577.4MB in the end (delta: -518.5MB). Peak memory consumption was 410.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,002 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:25,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4376.27ms. Allocated memory was 90.2MB in the beginning and 241.2MB in the end (delta: 151.0MB). Free memory was 58.9MB in the beginning and 136.2MB in the end (delta: -77.3MB). Peak memory consumption was 118.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 492.59ms. Allocated memory is still 241.2MB. Free memory was 136.2MB in the beginning and 102.3MB in the end (delta: 33.9MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,005 INFO L158 Benchmark]: Boogie Preprocessor took 573.30ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 102.3MB in the beginning and 325.7MB in the end (delta: -223.4MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,005 INFO L158 Benchmark]: RCFGBuilder took 10738.90ms. Allocated memory was 482.3MB in the beginning and 960.5MB in the end (delta: 478.2MB). Free memory was 325.7MB in the beginning and 577.4MB in the end (delta: -251.8MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:25,009 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4376.27ms. Allocated memory was 90.2MB in the beginning and 241.2MB in the end (delta: 151.0MB). Free memory was 58.9MB in the beginning and 136.2MB in the end (delta: -77.3MB). Peak memory consumption was 118.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 492.59ms. Allocated memory is still 241.2MB. Free memory was 136.2MB in the beginning and 102.3MB in the end (delta: 33.9MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 573.30ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 102.3MB in the beginning and 325.7MB in the end (delta: -223.4MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * RCFGBuilder took 10738.90ms. Allocated memory was 482.3MB in the beginning and 960.5MB in the end (delta: 478.2MB). Free memory was 325.7MB in the beginning and 577.4MB in the end (delta: -251.8MB). Peak memory consumption was 285.2MB. 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 15:42:25,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc14c362-0124-42a7-ab6d-12c135ec4a5c/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