./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.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_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/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_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/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_bf58f9e5-5123-47c5-bc79-8ae31411f603/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 5c885e36ce67f972719c7330e2fdf8e1794f0d30dd144b261109fa7b0892a972 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:41,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:41,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:41,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:41,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:41,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:41,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:41,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:41,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:41,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:41,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:41,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:41,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:42,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:42,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:42,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:42,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:42,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:42,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:42,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:42,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:42,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:42,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:42,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:42,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:42,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:42,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:42,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:42,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:42,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:42,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:42,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:42,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:42,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:42,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:42,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:42,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:42,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:42,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:42,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:42,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:42,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:42,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:42,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:42,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:42,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:42,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:42,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:42,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:42,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:42,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:42,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:42,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:42,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:42,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:42,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:42,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:42,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:42,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:42,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:42,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:42,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:42,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:42,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:42,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:42,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:42,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:42,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:42,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:42,100 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c885e36ce67f972719c7330e2fdf8e1794f0d30dd144b261109fa7b0892a972 [2021-11-23 15:01:42,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:42,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:42,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:42,392 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:42,393 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:42,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c [2021-11-23 15:01:42,465 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/e223941ed/257ffd37e5f741038eeeff2d7578534e/FLAG8fd715027 [2021-11-23 15:01:43,597 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:43,599 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c [2021-11-23 15:01:43,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/e223941ed/257ffd37e5f741038eeeff2d7578534e/FLAG8fd715027 [2021-11-23 15:01:43,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/e223941ed/257ffd37e5f741038eeeff2d7578534e [2021-11-23 15:01:43,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:43,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:43,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:43,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:43,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:43,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6737a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43, skipping insertion in model container [2021-11-23 15:01:43,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:44,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:46,616 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[380323,380336] [2021-11-23 15:01:46,652 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[383339,383352] [2021-11-23 15:01:47,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:47,041 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:48,263 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[380323,380336] [2021-11-23 15:01:48,269 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[383339,383352] [2021-11-23 15:01:48,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,372 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:48,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48 WrapperNode [2021-11-23 15:01:48,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:48,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:48,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:48,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:48,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,100 INFO L137 Inliner]: procedures = 68, calls = 78, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 13202 [2021-11-23 15:01:49,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:49,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:49,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:49,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:49,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:49,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:49,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:49,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:49,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:01:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:01:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:01:49,918 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:01:49,918 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:01:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:01:49,919 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:01:49,919 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:01:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:01:49,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:01:49,920 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:01:49,924 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:01:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:01:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:01:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:49,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:50,152 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:50,154 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:57,898 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:57,984 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:57,989 INFO L158 Benchmark]: Toolchain (without parser) took 14093.23ms. Allocated memory was 119.5MB in the beginning and 813.7MB in the end (delta: 694.2MB). Free memory was 77.5MB in the beginning and 586.9MB in the end (delta: -509.4MB). Peak memory consumption was 417.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,990 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:57,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4476.42ms. Allocated memory was 119.5MB in the beginning and 213.9MB in the end (delta: 94.4MB). Free memory was 77.5MB in the beginning and 92.7MB in the end (delta: -15.2MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 741.60ms. Allocated memory was 213.9MB in the beginning and 406.8MB in the end (delta: 192.9MB). Free memory was 91.7MB in the beginning and 276.1MB in the end (delta: -184.4MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,993 INFO L158 Benchmark]: Boogie Preprocessor took 669.94ms. Allocated memory is still 406.8MB. Free memory was 276.1MB in the beginning and 260.4MB in the end (delta: 15.7MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,994 INFO L158 Benchmark]: RCFGBuilder took 8200.61ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 260.4MB in the beginning and 586.9MB in the end (delta: -326.6MB). Peak memory consumption was 313.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:57,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4476.42ms. Allocated memory was 119.5MB in the beginning and 213.9MB in the end (delta: 94.4MB). Free memory was 77.5MB in the beginning and 92.7MB in the end (delta: -15.2MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 741.60ms. Allocated memory was 213.9MB in the beginning and 406.8MB in the end (delta: 192.9MB). Free memory was 91.7MB in the beginning and 276.1MB in the end (delta: -184.4MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 669.94ms. Allocated memory is still 406.8MB. Free memory was 276.1MB in the beginning and 260.4MB in the end (delta: 15.7MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * RCFGBuilder took 8200.61ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 260.4MB in the beginning and 586.9MB in the end (delta: -326.6MB). Peak memory consumption was 313.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:58,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/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_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/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_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/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_bf58f9e5-5123-47c5-bc79-8ae31411f603/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 5c885e36ce67f972719c7330e2fdf8e1794f0d30dd144b261109fa7b0892a972 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:00,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:00,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:00,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:00,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:00,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:00,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:00,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:00,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:00,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:00,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:00,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:00,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:00,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:00,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:00,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:00,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:00,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:00,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:00,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:00,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:00,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:00,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:00,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:00,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:00,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:00,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:00,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:00,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:00,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:00,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:00,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:00,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:00,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:00,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:00,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:00,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:00,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:00,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:00,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:00,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:00,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:00,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:00,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:00,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:00,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:00,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:00,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:00,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:00,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:00,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:00,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:00,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:00,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:00,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:00,673 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:00,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:00,673 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:00,673 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:00,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:00,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:00,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:00,674 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:00,674 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:00,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:00,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:00,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:00,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:00,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:00,676 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:00,676 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:00,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:00,676 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:00,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:00,677 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c885e36ce67f972719c7330e2fdf8e1794f0d30dd144b261109fa7b0892a972 [2021-11-23 15:02:01,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:01,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:01,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:01,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:01,123 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:01,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c [2021-11-23 15:02:01,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/dd037cc7e/79773f6cd26b4f5499398932ff436843/FLAG71e63ca38 [2021-11-23 15:02:02,356 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:02,357 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c [2021-11-23 15:02:02,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/dd037cc7e/79773f6cd26b4f5499398932ff436843/FLAG71e63ca38 [2021-11-23 15:02:02,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/data/dd037cc7e/79773f6cd26b4f5499398932ff436843 [2021-11-23 15:02:02,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:02,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:02,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:02,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:02,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:02,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:02,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb6b86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02, skipping insertion in model container [2021-11-23 15:02:02,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:02,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:02,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:05,234 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[380323,380336] [2021-11-23 15:02:05,267 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[383339,383352] [2021-11-23 15:02:05,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:05,651 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:06,871 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[380323,380336] [2021-11-23 15:02:06,885 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_bf58f9e5-5123-47c5-bc79-8ae31411f603/sv-benchmarks/c/combinations/Problem05_label45+token_ring.14.cil.c[383339,383352] [2021-11-23 15:02:06,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:07,010 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:07,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07 WrapperNode [2021-11-23 15:02:07,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:07,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:07,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:07,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:07,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,675 INFO L137 Inliner]: procedures = 69, calls = 78, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 13159 [2021-11-23 15:02:07,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:07,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:07,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:07,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:07,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:07,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:08,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:08,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:08,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:08,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:07" (1/1) ... [2021-11-23 15:02:08,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:08,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:08,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:08,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:02:08,433 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:02:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:08,433 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:02:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:02:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:02:08,434 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:02:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:02:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:02:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:02:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:02:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:02:08,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:02:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:08,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:08,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:08,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:19,993 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:20,080 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:20,085 INFO L158 Benchmark]: Toolchain (without parser) took 17518.75ms. Allocated memory was 71.3MB in the beginning and 1.0GB in the end (delta: 947.9MB). Free memory was 34.5MB in the beginning and 726.1MB in the end (delta: -691.7MB). Peak memory consumption was 636.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,086 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:20,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4442.44ms. Allocated memory was 71.3MB in the beginning and 188.7MB in the end (delta: 117.4MB). Free memory was 34.3MB in the beginning and 87.4MB in the end (delta: -53.1MB). Peak memory consumption was 103.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,087 INFO L158 Benchmark]: Boogie Procedure Inliner took 662.91ms. Allocated memory was 188.7MB in the beginning and 320.9MB in the end (delta: 132.1MB). Free memory was 87.4MB in the beginning and 181.9MB in the end (delta: -94.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,088 INFO L158 Benchmark]: Boogie Preprocessor took 583.35ms. Allocated memory was 320.9MB in the beginning and 658.5MB in the end (delta: 337.6MB). Free memory was 181.9MB in the beginning and 497.1MB in the end (delta: -315.2MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,089 INFO L158 Benchmark]: RCFGBuilder took 11822.35ms. Allocated memory was 658.5MB in the beginning and 1.0GB in the end (delta: 360.7MB). Free memory was 497.1MB in the beginning and 726.1MB in the end (delta: -229.0MB). Peak memory consumption was 511.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4442.44ms. Allocated memory was 71.3MB in the beginning and 188.7MB in the end (delta: 117.4MB). Free memory was 34.3MB in the beginning and 87.4MB in the end (delta: -53.1MB). Peak memory consumption was 103.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 662.91ms. Allocated memory was 188.7MB in the beginning and 320.9MB in the end (delta: 132.1MB). Free memory was 87.4MB in the beginning and 181.9MB in the end (delta: -94.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 583.35ms. Allocated memory was 320.9MB in the beginning and 658.5MB in the end (delta: 337.6MB). Free memory was 181.9MB in the beginning and 497.1MB in the end (delta: -315.2MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * RCFGBuilder took 11822.35ms. Allocated memory was 658.5MB in the beginning and 1.0GB in the end (delta: 360.7MB). Free memory was 497.1MB in the beginning and 726.1MB in the end (delta: -229.0MB). Peak memory consumption was 511.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:20,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf58f9e5-5123-47c5-bc79-8ae31411f603/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