./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.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_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/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_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/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_32e900d2-d3a3-4ded-8fa7-24226f89603c/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 a50787eee309f695181bc37c4f84940bb8fed2cb76457a2c563ef0feb29ebac8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:39,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:39,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:39,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:39,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:39,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:39,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:39,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:39,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:39,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:39,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:39,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:39,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:39,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:39,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:39,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:39,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:39,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:39,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:39,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:39,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:39,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:39,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:39,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:39,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:39,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:39,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:39,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:39,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:39,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:39,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:39,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:39,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:39,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:39,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:39,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:39,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:39,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:39,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:39,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:39,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:39,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:39,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:39,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:39,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:39,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:39,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:39,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:39,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:39,899 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:39,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:39,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:39,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:39,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:39,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:39,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:39,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:39,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:39,907 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:39,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:39,908 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:39,908 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:39,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:39,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:39,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:39,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:39,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:39,909 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:39,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:39,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:39,910 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a50787eee309f695181bc37c4f84940bb8fed2cb76457a2c563ef0feb29ebac8 [2021-11-23 15:02:40,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:40,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:40,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:40,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:40,187 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:40,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c [2021-11-23 15:02:40,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/214074299/c2127308a20a4db0ae42b3a48297b3ba/FLAG62498a946 [2021-11-23 15:02:41,414 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:41,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c [2021-11-23 15:02:41,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/214074299/c2127308a20a4db0ae42b3a48297b3ba/FLAG62498a946 [2021-11-23 15:02:41,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/214074299/c2127308a20a4db0ae42b3a48297b3ba [2021-11-23 15:02:41,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:41,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:41,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:41,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:41,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:41,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11be7519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41, skipping insertion in model container [2021-11-23 15:02:41,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:41,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:44,271 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[377340,377353] [2021-11-23 15:02:44,310 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:02:44,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:44,640 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:45,953 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[377340,377353] [2021-11-23 15:02:45,963 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:02:45,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:46,081 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:46,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46 WrapperNode [2021-11-23 15:02:46,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:46,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:46,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:46,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:46,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,623 INFO L137 Inliner]: procedures = 60, calls = 65, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 12967 [2021-11-23 15:02:46,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:46,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:46,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:46,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:46,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:47,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:47,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:47,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:47,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:47,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:47,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:47,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:47,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:47,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:47,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:47,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:47,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:47,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:47,418 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:02:47,418 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:02:47,419 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:47,419 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:47,419 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:02:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:02:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:02:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:02:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:02:47,420 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:02:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:02:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:02:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:47,637 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:47,639 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:55,607 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:55,715 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 15:02:55,721 INFO L158 Benchmark]: Toolchain (without parser) took 14096.67ms. Allocated memory was 136.3MB in the beginning and 679.5MB in the end (delta: 543.2MB). Free memory was 102.3MB in the beginning and 452.3MB in the end (delta: -349.9MB). Peak memory consumption was 479.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,722 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 55.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:55,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4458.67ms. Allocated memory was 136.3MB in the beginning and 222.3MB in the end (delta: 86.0MB). Free memory was 101.8MB in the beginning and 117.7MB in the end (delta: -15.9MB). Peak memory consumption was 121.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 541.07ms. Allocated memory is still 222.3MB. Free memory was 117.7MB in the beginning and 81.3MB in the end (delta: 36.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,726 INFO L158 Benchmark]: Boogie Preprocessor took 696.17ms. Allocated memory was 222.3MB in the beginning and 390.1MB in the end (delta: 167.8MB). Free memory was 81.3MB in the beginning and 220.5MB in the end (delta: -139.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,729 INFO L158 Benchmark]: RCFGBuilder took 8396.25ms. Allocated memory was 390.1MB in the beginning and 679.5MB in the end (delta: 289.4MB). Free memory was 220.5MB in the beginning and 452.3MB in the end (delta: -231.7MB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 55.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4458.67ms. Allocated memory was 136.3MB in the beginning and 222.3MB in the end (delta: 86.0MB). Free memory was 101.8MB in the beginning and 117.7MB in the end (delta: -15.9MB). Peak memory consumption was 121.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 541.07ms. Allocated memory is still 222.3MB. Free memory was 117.7MB in the beginning and 81.3MB in the end (delta: 36.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 696.17ms. Allocated memory was 222.3MB in the beginning and 390.1MB in the end (delta: 167.8MB). Free memory was 81.3MB in the beginning and 220.5MB in the end (delta: -139.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8396.25ms. Allocated memory was 390.1MB in the beginning and 679.5MB in the end (delta: 289.4MB). Free memory was 220.5MB in the beginning and 452.3MB in the end (delta: -231.7MB). Peak memory consumption was 346.0MB. 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 15:02:55,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/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_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/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_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/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_32e900d2-d3a3-4ded-8fa7-24226f89603c/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 a50787eee309f695181bc37c4f84940bb8fed2cb76457a2c563ef0feb29ebac8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:58,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:58,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:58,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:58,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:58,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:58,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:58,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:58,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:58,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:58,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:58,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:58,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:58,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:58,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:58,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:58,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:58,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:58,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:58,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:58,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:58,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:58,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:58,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:58,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:58,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:58,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:58,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:58,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:58,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:58,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:58,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:58,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:58,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:58,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:58,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:58,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:58,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:58,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:58,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:58,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:58,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:58,933 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:58,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:58,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:58,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:58,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:58,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:58,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:58,938 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:58,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:58,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:58,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:58,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:58,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:58,941 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:58,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:58,942 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:58,942 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:58,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:58,942 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:58,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:58,943 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:58,943 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:58,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:58,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:58,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:58,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:58,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:58,945 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:58,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:58,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:58,946 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:58,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:58,947 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a50787eee309f695181bc37c4f84940bb8fed2cb76457a2c563ef0feb29ebac8 [2021-11-23 15:02:59,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:59,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:59,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:59,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:59,499 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:59,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c [2021-11-23 15:02:59,587 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/9b0fb1e1d/f439e05497614ad9a83e82892cebf79c/FLAGcd61e71cb [2021-11-23 15:03:00,927 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:00,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c [2021-11-23 15:03:01,013 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/9b0fb1e1d/f439e05497614ad9a83e82892cebf79c/FLAGcd61e71cb [2021-11-23 15:03:01,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/data/9b0fb1e1d/f439e05497614ad9a83e82892cebf79c [2021-11-23 15:03:01,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:01,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:01,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:01,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:01,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:01,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78956f49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01, skipping insertion in model container [2021-11-23 15:03:01,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:01,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:04,776 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[377340,377353] [2021-11-23 15:03:04,852 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:03:05,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:05,248 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:07,144 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[377340,377353] [2021-11-23 15:03:07,169 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_32e900d2-d3a3-4ded-8fa7-24226f89603c/sv-benchmarks/c/combinations/Problem05_label44+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:03:07,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:07,351 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:07,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07 WrapperNode [2021-11-23 15:03:07,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:07,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:07,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:07,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:07,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,212 INFO L137 Inliner]: procedures = 61, calls = 65, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 12933 [2021-11-23 15:03:08,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:08,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:08,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:08,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:08,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:09,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:09,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:09,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:09,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:09,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:09,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:09,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:09,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:09,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:03:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:03:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:03:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:03:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:03:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:03:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:03:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:03:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:03:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:03:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:09,434 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:09,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:19,824 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:19,930 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 15:03:19,940 INFO L158 Benchmark]: Toolchain (without parser) took 18417.54ms. Allocated memory was 71.3MB in the beginning and 926.9MB in the end (delta: 855.6MB). Free memory was 38.3MB in the beginning and 534.0MB in the end (delta: -495.8MB). Peak memory consumption was 545.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,941 INFO L158 Benchmark]: CDTParser took 0.39ms. 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 15:03:19,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5828.07ms. Allocated memory was 71.3MB in the beginning and 230.7MB in the end (delta: 159.4MB). Free memory was 38.3MB in the beginning and 128.2MB in the end (delta: -90.0MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 859.27ms. Allocated memory is still 230.7MB. Free memory was 128.2MB in the beginning and 92.2MB in the end (delta: 36.0MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,943 INFO L158 Benchmark]: Boogie Preprocessor took 787.00ms. Allocated memory was 230.7MB in the beginning and 465.6MB in the end (delta: 234.9MB). Free memory was 92.2MB in the beginning and 300.2MB in the end (delta: -208.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,944 INFO L158 Benchmark]: RCFGBuilder took 10935.19ms. Allocated memory was 465.6MB in the beginning and 926.9MB in the end (delta: 461.4MB). Free memory was 300.2MB in the beginning and 534.0MB in the end (delta: -233.8MB). Peak memory consumption was 413.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 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 5828.07ms. Allocated memory was 71.3MB in the beginning and 230.7MB in the end (delta: 159.4MB). Free memory was 38.3MB in the beginning and 128.2MB in the end (delta: -90.0MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 859.27ms. Allocated memory is still 230.7MB. Free memory was 128.2MB in the beginning and 92.2MB in the end (delta: 36.0MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 787.00ms. Allocated memory was 230.7MB in the beginning and 465.6MB in the end (delta: 234.9MB). Free memory was 92.2MB in the beginning and 300.2MB in the end (delta: -208.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10935.19ms. Allocated memory was 465.6MB in the beginning and 926.9MB in the end (delta: 461.4MB). Free memory was 300.2MB in the beginning and 534.0MB in the end (delta: -233.8MB). Peak memory consumption was 413.1MB. 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 15:03:19,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32e900d2-d3a3-4ded-8fa7-24226f89603c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable