./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.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_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/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_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/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_a94878b1-697c-4985-b64f-687ededb59bd/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 ef314c292717d2a6588e316ab1f60892c9568f1799857e58c021646ee7eb2cde --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:11,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:11,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:11,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:11,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:11,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:11,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:11,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:11,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:11,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:11,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:11,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:11,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:11,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:11,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:11,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:11,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:11,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:11,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:11,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:11,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:11,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:11,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:11,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:11,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:11,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:11,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:11,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:11,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:11,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:11,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:11,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:11,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:11,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:11,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:11,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:11,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:11,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:11,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:11,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:11,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:11,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:11,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:11,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:11,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:11,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:11,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:11,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:11,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:11,178 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:11,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:11,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:11,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:11,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:11,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:11,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:11,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:11,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:11,190 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:11,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:11,191 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:11,191 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:11,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:11,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:11,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:11,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:11,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:11,193 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:11,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:11,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:11,194 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_a94878b1-697c-4985-b64f-687ededb59bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef314c292717d2a6588e316ab1f60892c9568f1799857e58c021646ee7eb2cde [2021-11-23 15:32:11,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:11,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:11,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:11,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:11,565 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:11,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c [2021-11-23 15:32:11,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/04cdee371/a1628daa85034b0ca858c41c3499251f/FLAG7471da795 [2021-11-23 15:32:12,853 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:12,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c [2021-11-23 15:32:12,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/04cdee371/a1628daa85034b0ca858c41c3499251f/FLAG7471da795 [2021-11-23 15:32:13,065 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/04cdee371/a1628daa85034b0ca858c41c3499251f [2021-11-23 15:32:13,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:13,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:13,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:13,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:13,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:13,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:13" (1/1) ... [2021-11-23 15:32:13,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@756baa13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:13, skipping insertion in model container [2021-11-23 15:32:13,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:13" (1/1) ... [2021-11-23 15:32:13,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:13,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:16,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[377069,377082] [2021-11-23 15:32:16,288 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_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:32:16,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:16,599 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:18,172 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_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[377069,377082] [2021-11-23 15:32:18,185 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_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:32:18,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:18,320 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:18,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18 WrapperNode [2021-11-23 15:32:18,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:18,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:18,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:18,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:18,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:18,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,406 INFO L137 Inliner]: procedures = 58, calls = 62, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 12909 [2021-11-23 15:32:19,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:19,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:19,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:19,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:19,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:19,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:20,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:20,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:20,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:20,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:20,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:18" (1/1) ... [2021-11-23 15:32:20,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:20,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:20,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:20,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:20,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:32:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:32:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:32:20,404 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:32:20,404 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:32:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:32:20,405 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:32:20,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:32:20,406 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:32:20,408 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:32:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:32:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:32:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:20,716 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:20,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:30,276 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:30,451 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 15:32:30,457 INFO L158 Benchmark]: Toolchain (without parser) took 17383.62ms. Allocated memory was 94.4MB in the beginning and 977.3MB in the end (delta: 882.9MB). Free memory was 45.9MB in the beginning and 433.9MB in the end (delta: -387.9MB). Peak memory consumption was 493.9MB. Max. memory is 16.1GB. [2021-11-23 15:32:30,458 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:30,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5247.91ms. Allocated memory was 94.4MB in the beginning and 172.0MB in the end (delta: 77.6MB). Free memory was 45.7MB in the beginning and 64.6MB in the end (delta: -18.9MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:30,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 1082.99ms. Allocated memory was 172.0MB in the beginning and 268.4MB in the end (delta: 96.5MB). Free memory was 64.6MB in the beginning and 157.6MB in the end (delta: -93.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:30,461 INFO L158 Benchmark]: Boogie Preprocessor took 742.54ms. Allocated memory was 268.4MB in the beginning and 536.9MB in the end (delta: 268.4MB). Free memory was 157.6MB in the beginning and 398.8MB in the end (delta: -241.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:30,462 INFO L158 Benchmark]: RCFGBuilder took 10302.72ms. Allocated memory was 536.9MB in the beginning and 977.3MB in the end (delta: 440.4MB). Free memory was 398.8MB in the beginning and 433.9MB in the end (delta: -35.1MB). Peak memory consumption was 404.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:30,467 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 94.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5247.91ms. Allocated memory was 94.4MB in the beginning and 172.0MB in the end (delta: 77.6MB). Free memory was 45.7MB in the beginning and 64.6MB in the end (delta: -18.9MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1082.99ms. Allocated memory was 172.0MB in the beginning and 268.4MB in the end (delta: 96.5MB). Free memory was 64.6MB in the beginning and 157.6MB in the end (delta: -93.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 742.54ms. Allocated memory was 268.4MB in the beginning and 536.9MB in the end (delta: 268.4MB). Free memory was 157.6MB in the beginning and 398.8MB in the end (delta: -241.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * RCFGBuilder took 10302.72ms. Allocated memory was 536.9MB in the beginning and 977.3MB in the end (delta: 440.4MB). Free memory was 398.8MB in the beginning and 433.9MB in the end (delta: -35.1MB). Peak memory consumption was 404.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:30,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/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_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/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_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/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_a94878b1-697c-4985-b64f-687ededb59bd/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 ef314c292717d2a6588e316ab1f60892c9568f1799857e58c021646ee7eb2cde --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:33,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:33,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:33,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:33,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:33,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:33,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:33,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:33,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:33,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:33,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:33,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:33,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:33,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:33,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:33,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:33,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:33,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:33,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:33,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:33,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:33,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:33,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:33,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:33,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:33,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:33,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:33,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:33,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:33,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:33,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:33,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:33,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:33,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:33,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:33,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:33,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:33,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:33,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:33,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:33,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:33,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:33,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:33,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:33,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:33,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:33,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:33,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:33,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:33,790 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:33,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:33,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:33,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:33,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:33,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:33,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:33,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:33,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:33,793 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:33,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:33,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:33,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:33,794 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:33,794 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:33,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:33,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:33,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:33,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:33,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:33,795 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:33,795 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:33,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:33,796 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:33,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:33,796 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_a94878b1-697c-4985-b64f-687ededb59bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef314c292717d2a6588e316ab1f60892c9568f1799857e58c021646ee7eb2cde [2021-11-23 15:32:34,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:34,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:34,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:34,269 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:34,270 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:34,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c [2021-11-23 15:32:34,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/33fa5aecc/b56ec56931aa4e03bf3e38cf52dbeca3/FLAG3a262a0d0 [2021-11-23 15:32:35,909 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:35,910 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c [2021-11-23 15:32:35,972 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/33fa5aecc/b56ec56931aa4e03bf3e38cf52dbeca3/FLAG3a262a0d0 [2021-11-23 15:32:36,398 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/data/33fa5aecc/b56ec56931aa4e03bf3e38cf52dbeca3 [2021-11-23 15:32:36,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:36,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:36,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:36,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:36,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:36,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:36" (1/1) ... [2021-11-23 15:32:36,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64bd0e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:36, skipping insertion in model container [2021-11-23 15:32:36,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:36" (1/1) ... [2021-11-23 15:32:36,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:36,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:39,763 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_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[377069,377082] [2021-11-23 15:32:39,815 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:32:40,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:40,192 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:41,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[377069,377082] [2021-11-23 15:32:41,764 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_a94878b1-697c-4985-b64f-687ededb59bd/sv-benchmarks/c/combinations/Problem05_label40+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:32:41,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:41,900 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:41,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41 WrapperNode [2021-11-23 15:32:41,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:41,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:41,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:41,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:41,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,682 INFO L137 Inliner]: procedures = 59, calls = 62, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 12877 [2021-11-23 15:32:42,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:42,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:42,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:42,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:42,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:43,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:43,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:43,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:43,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:43,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:43,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:43,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:43,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:43,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:43,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:43,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:43,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:32:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:32:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:32:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:32:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:32:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:32:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:32:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:32:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:32:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:32:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:32:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:32:43,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:43,983 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:43,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:56,801 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:56,901 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 15:32:56,907 INFO L158 Benchmark]: Toolchain (without parser) took 20502.64ms. Allocated memory was 86.0MB in the beginning and 1.1GB in the end (delta: 977.3MB). Free memory was 53.0MB in the beginning and 757.7MB in the end (delta: -704.8MB). Peak memory consumption was 349.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:56,908 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:56,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5496.29ms. Allocated memory was 86.0MB in the beginning and 184.5MB in the end (delta: 98.6MB). Free memory was 53.0MB in the beginning and 76.2MB in the end (delta: -23.2MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:56,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 780.82ms. Allocated memory was 184.5MB in the beginning and 291.5MB in the end (delta: 107.0MB). Free memory was 76.2MB in the beginning and 159.7MB in the end (delta: -83.5MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:56,911 INFO L158 Benchmark]: Boogie Preprocessor took 738.18ms. Allocated memory is still 291.5MB. Free memory was 159.7MB in the beginning and 127.5MB in the end (delta: 32.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:56,912 INFO L158 Benchmark]: RCFGBuilder took 13477.30ms. Allocated memory was 291.5MB in the beginning and 1.1GB in the end (delta: 771.8MB). Free memory was 127.5MB in the beginning and 757.7MB in the end (delta: -630.3MB). Peak memory consumption was 218.8MB. Max. memory is 16.1GB. [2021-11-23 15:32:56,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5496.29ms. Allocated memory was 86.0MB in the beginning and 184.5MB in the end (delta: 98.6MB). Free memory was 53.0MB in the beginning and 76.2MB in the end (delta: -23.2MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 780.82ms. Allocated memory was 184.5MB in the beginning and 291.5MB in the end (delta: 107.0MB). Free memory was 76.2MB in the beginning and 159.7MB in the end (delta: -83.5MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 738.18ms. Allocated memory is still 291.5MB. Free memory was 159.7MB in the beginning and 127.5MB in the end (delta: 32.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * RCFGBuilder took 13477.30ms. Allocated memory was 291.5MB in the beginning and 1.1GB in the end (delta: 771.8MB). Free memory was 127.5MB in the beginning and 757.7MB in the end (delta: -630.3MB). Peak memory consumption was 218.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:56,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94878b1-697c-4985-b64f-687ededb59bd/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