./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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 06a966cd103a9c61c8e9ebcc5255a2d5a7d1dd56b172674853cec63a372f0a43 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:39,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:39,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:39,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:39,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:39,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:39,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:39,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:39,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:39,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:39,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:39,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:39,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:39,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:39,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:39,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:39,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:39,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:39,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:39,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:40,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:40,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:40,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:40,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:40,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:40,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:40,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:40,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:40,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:40,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:40,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:40,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:40,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:40,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:40,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:40,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:40,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:40,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:40,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:40,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:40,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:40,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:40,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:40,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:40,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:40,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:40,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:40,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:40,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:40,057 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:40,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:40,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:40,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:40,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:40,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:40,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:40,059 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:40,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:40,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:40,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:40,060 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:40,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:40,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:40,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:40,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:40,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:40,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:40,070 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:40,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:40,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:40,071 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a966cd103a9c61c8e9ebcc5255a2d5a7d1dd56b172674853cec63a372f0a43 [2021-11-23 15:04:40,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:40,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:40,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:40,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:40,384 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:40,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c [2021-11-23 15:04:40,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/48f265f2b/78a6a0cb9c7e42b1ba5495675b4c3dd9/FLAG8dd7c8f6a [2021-11-23 15:04:41,496 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:41,497 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c [2021-11-23 15:04:41,553 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/48f265f2b/78a6a0cb9c7e42b1ba5495675b4c3dd9/FLAG8dd7c8f6a [2021-11-23 15:04:41,802 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/48f265f2b/78a6a0cb9c7e42b1ba5495675b4c3dd9 [2021-11-23 15:04:41,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:41,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:41,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:41,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:41,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:41,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea570ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41, skipping insertion in model container [2021-11-23 15:04:41,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:42,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:44,466 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[375709,375722] [2021-11-23 15:04:44,501 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:04:44,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:44,847 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:46,136 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[375709,375722] [2021-11-23 15:04:46,148 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:04:46,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:46,264 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:46,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46 WrapperNode [2021-11-23 15:04:46,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:46,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:46,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:46,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:46,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,006 INFO L137 Inliner]: procedures = 60, calls = 65, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 12967 [2021-11-23 15:04:47,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:47,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:47,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:47,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:47,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:47,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:47,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:47,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:47,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:47,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:47,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:47,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:47,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:47,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:47,941 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:48,112 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:48,114 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:55,997 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:56,082 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 15:04:56,087 INFO L158 Benchmark]: Toolchain (without parser) took 14278.58ms. Allocated memory was 86.0MB in the beginning and 983.6MB in the end (delta: 897.6MB). Free memory was 54.0MB in the beginning and 571.8MB in the end (delta: -517.8MB). Peak memory consumption was 378.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:56,088 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:56,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4454.84ms. Allocated memory was 86.0MB in the beginning and 167.8MB in the end (delta: 81.8MB). Free memory was 53.7MB in the beginning and 54.4MB in the end (delta: -666.9kB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:56,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 740.44ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 54.4MB in the beginning and 120.4MB in the end (delta: -66.0MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:56,091 INFO L158 Benchmark]: Boogie Preprocessor took 718.56ms. Allocated memory is still 245.4MB. Free memory was 120.4MB in the beginning and 94.7MB in the end (delta: 25.7MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:56,092 INFO L158 Benchmark]: RCFGBuilder took 8357.77ms. Allocated memory was 245.4MB in the beginning and 983.6MB in the end (delta: 738.2MB). Free memory was 94.7MB in the beginning and 571.8MB in the end (delta: -477.1MB). Peak memory consumption was 261.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:56,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4454.84ms. Allocated memory was 86.0MB in the beginning and 167.8MB in the end (delta: 81.8MB). Free memory was 53.7MB in the beginning and 54.4MB in the end (delta: -666.9kB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 740.44ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 54.4MB in the beginning and 120.4MB in the end (delta: -66.0MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 718.56ms. Allocated memory is still 245.4MB. Free memory was 120.4MB in the beginning and 94.7MB in the end (delta: 25.7MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * RCFGBuilder took 8357.77ms. Allocated memory was 245.4MB in the beginning and 983.6MB in the end (delta: 738.2MB). Free memory was 94.7MB in the beginning and 571.8MB in the end (delta: -477.1MB). Peak memory consumption was 261.1MB. 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 15:04:56,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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 06a966cd103a9c61c8e9ebcc5255a2d5a7d1dd56b172674853cec63a372f0a43 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:58,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:58,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:58,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:58,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:58,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:58,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:58,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:58,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:58,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:58,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:58,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:58,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:58,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:58,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:58,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:58,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:58,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:58,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:58,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:58,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:58,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:58,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:58,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:58,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:58,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:58,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:58,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:58,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:58,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:58,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:58,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:58,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:58,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:58,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:58,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:58,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:58,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:58,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:58,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:58,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:58,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:58,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:58,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:58,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:58,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:58,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:58,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:58,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:58,788 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:58,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:58,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:58,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:58,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:58,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:58,789 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:58,790 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:58,790 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:58,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:58,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:58,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:58,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:58,791 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:58,791 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:58,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:58,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:58,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:58,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:58,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:58,793 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:58,793 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:58,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:58,793 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:58,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:58,794 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a966cd103a9c61c8e9ebcc5255a2d5a7d1dd56b172674853cec63a372f0a43 [2021-11-23 15:04:59,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:59,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:59,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:59,201 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:59,201 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:59,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c [2021-11-23 15:04:59,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/9748d2eec/f62a1bff67884d08b751dd5fdd2e3cb8/FLAG51d01fdfb [2021-11-23 15:05:00,484 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:00,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c [2021-11-23 15:05:00,546 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/9748d2eec/f62a1bff67884d08b751dd5fdd2e3cb8/FLAG51d01fdfb [2021-11-23 15:05:00,708 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/data/9748d2eec/f62a1bff67884d08b751dd5fdd2e3cb8 [2021-11-23 15:05:00,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:00,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:00,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:00,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:00,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:00,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:00,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f4fd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00, skipping insertion in model container [2021-11-23 15:05:00,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:00,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:01,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:03,658 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[375709,375722] [2021-11-23 15:05:03,706 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:05:03,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:04,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:05,225 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[375709,375722] [2021-11-23 15:05:05,238 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_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/sv-benchmarks/c/combinations/Problem05_label48+token_ring.08.cil-1.c[383339,383352] [2021-11-23 15:05:05,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:05,351 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:05,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05 WrapperNode [2021-11-23 15:05:05,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:05,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:05,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:05,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:05,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,934 INFO L137 Inliner]: procedures = 61, calls = 65, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 12933 [2021-11-23 15:05:05,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:05,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:05,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:05,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:05,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:06,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:06,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:06,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:06,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:06,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:06,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:06,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:06,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:06,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:06,860 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:06,860 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:06,861 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:06,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:06,861 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:07,021 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:07,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:18,741 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:18,825 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 15:05:18,831 INFO L158 Benchmark]: Toolchain (without parser) took 18116.14ms. Allocated memory was 69.2MB in the beginning and 780.1MB in the end (delta: 710.9MB). Free memory was 36.9MB in the beginning and 475.3MB in the end (delta: -438.5MB). Peak memory consumption was 562.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:18,831 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:18,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4636.08ms. Allocated memory was 69.2MB in the beginning and 253.8MB in the end (delta: 184.5MB). Free memory was 36.7MB in the beginning and 112.1MB in the end (delta: -75.4MB). Peak memory consumption was 109.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:18,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 595.29ms. Allocated memory is still 253.8MB. Free memory was 112.1MB in the beginning and 124.1MB in the end (delta: -12.1MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:18,835 INFO L158 Benchmark]: Boogie Preprocessor took 744.02ms. Allocated memory is still 253.8MB. Free memory was 124.1MB in the beginning and 84.8MB in the end (delta: 39.3MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:18,836 INFO L158 Benchmark]: RCFGBuilder took 12134.57ms. Allocated memory was 253.8MB in the beginning and 780.1MB in the end (delta: 526.4MB). Free memory was 84.8MB in the beginning and 475.3MB in the end (delta: -390.5MB). Peak memory consumption was 426.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:18,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4636.08ms. Allocated memory was 69.2MB in the beginning and 253.8MB in the end (delta: 184.5MB). Free memory was 36.7MB in the beginning and 112.1MB in the end (delta: -75.4MB). Peak memory consumption was 109.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 595.29ms. Allocated memory is still 253.8MB. Free memory was 112.1MB in the beginning and 124.1MB in the end (delta: -12.1MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 744.02ms. Allocated memory is still 253.8MB. Free memory was 124.1MB in the beginning and 84.8MB in the end (delta: 39.3MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12134.57ms. Allocated memory was 253.8MB in the beginning and 780.1MB in the end (delta: 526.4MB). Free memory was 84.8MB in the beginning and 475.3MB in the end (delta: -390.5MB). Peak memory consumption was 426.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:18,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9a791a-4a3f-4481-9bd5-cdaf89b3d353/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