./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.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_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/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_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/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_7f96e33a-1bc0-4e20-80e4-2662f6654924/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 a9f893ab935631e26843412fbbbf983c2aeac51b5ea91d56e5f6804258a66568 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:04,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:04,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:04,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:04,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:04,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:04,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:04,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:04,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:04,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:04,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:04,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:04,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:04,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:04,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:04,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:04,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:04,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:04,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:04,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:05,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:05,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:05,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:05,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:05,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:05,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:05,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:05,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:05,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:05,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:05,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:05,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:05,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:05,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:05,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:05,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:05,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:05,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:05,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:05,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:05,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:05,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:05,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:05,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:05,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:05,090 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:05,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:05,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:05,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:05,092 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:05,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:05,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:05,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:05,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:05,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:05,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:05,101 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:05,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:05,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:05,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:05,102 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:05,102 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:05,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:05,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:05,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:05,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:05,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:05,104 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:05,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:05,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:05,104 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f893ab935631e26843412fbbbf983c2aeac51b5ea91d56e5f6804258a66568 [2021-11-23 15:51:05,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:05,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:05,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:05,429 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:05,430 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:05,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c [2021-11-23 15:51:05,518 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/bf96a3f7d/ba5dfa4da33546ce951f4f05cd13c106/FLAGeff5f8014 [2021-11-23 15:51:06,610 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:06,611 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c [2021-11-23 15:51:06,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/bf96a3f7d/ba5dfa4da33546ce951f4f05cd13c106/FLAGeff5f8014 [2021-11-23 15:51:06,907 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/bf96a3f7d/ba5dfa4da33546ce951f4f05cd13c106 [2021-11-23 15:51:06,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:06,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:06,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:06,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:06,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:06,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:06" (1/1) ... [2021-11-23 15:51:06,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e9434bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:06, skipping insertion in model container [2021-11-23 15:51:06,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:06" (1/1) ... [2021-11-23 15:51:06,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:07,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:09,504 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[380323,380336] [2021-11-23 15:51:09,545 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:51:09,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:09,817 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:11,141 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[380323,380336] [2021-11-23 15:51:11,159 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:51:11,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:11,263 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:11,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11 WrapperNode [2021-11-23 15:51:11,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:11,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:11,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:11,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:11,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:11,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:11,845 INFO L137 Inliner]: procedures = 56, calls = 60, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 12856 [2021-11-23 15:51:11,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:11,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:11,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:11,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:11,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:11,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:12,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:12,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:12,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:12,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:12,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:12,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:12,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:12,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:51:12,810 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:51:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:51:12,811 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:51:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:51:12,811 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:51:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:51:12,811 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:51:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:51:12,812 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:51:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:51:12,812 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:51:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:51:12,812 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:51:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:12,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:12,974 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:12,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:20,560 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:20,668 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 15:51:20,674 INFO L158 Benchmark]: Toolchain (without parser) took 13759.80ms. Allocated memory was 98.6MB in the beginning and 857.7MB in the end (delta: 759.2MB). Free memory was 51.9MB in the beginning and 425.6MB in the end (delta: -373.7MB). Peak memory consumption was 385.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,676 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:20,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4347.54ms. Allocated memory was 98.6MB in the beginning and 268.4MB in the end (delta: 169.9MB). Free memory was 51.9MB in the beginning and 158.9MB in the end (delta: -106.9MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 581.36ms. Allocated memory is still 268.4MB. Free memory was 158.9MB in the beginning and 123.2MB in the end (delta: 35.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,680 INFO L158 Benchmark]: Boogie Preprocessor took 766.51ms. Allocated memory is still 268.4MB. Free memory was 123.2MB in the beginning and 102.3MB in the end (delta: 20.9MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,681 INFO L158 Benchmark]: RCFGBuilder took 8056.76ms. Allocated memory was 268.4MB in the beginning and 857.7MB in the end (delta: 589.3MB). Free memory was 101.5MB in the beginning and 425.6MB in the end (delta: -324.1MB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4347.54ms. Allocated memory was 98.6MB in the beginning and 268.4MB in the end (delta: 169.9MB). Free memory was 51.9MB in the beginning and 158.9MB in the end (delta: -106.9MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 581.36ms. Allocated memory is still 268.4MB. Free memory was 158.9MB in the beginning and 123.2MB in the end (delta: 35.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 766.51ms. Allocated memory is still 268.4MB. Free memory was 123.2MB in the beginning and 102.3MB in the end (delta: 20.9MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8056.76ms. Allocated memory was 268.4MB in the beginning and 857.7MB in the end (delta: 589.3MB). Free memory was 101.5MB in the beginning and 425.6MB in the end (delta: -324.1MB). Peak memory consumption was 268.4MB. 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 15:51:20,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/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_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/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_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/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_7f96e33a-1bc0-4e20-80e4-2662f6654924/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 a9f893ab935631e26843412fbbbf983c2aeac51b5ea91d56e5f6804258a66568 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:23,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:23,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:23,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:23,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:23,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:23,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:23,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:23,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:23,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:23,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:23,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:23,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:23,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:23,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:23,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:23,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:23,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:23,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:23,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:23,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:23,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:23,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:23,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:23,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:23,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:23,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:23,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:23,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:23,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:23,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:23,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:23,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:23,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:23,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:23,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:23,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:23,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:23,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:23,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:23,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:23,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:23,282 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:23,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:23,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:23,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:23,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:23,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:23,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:23,286 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:23,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:23,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:23,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:23,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:23,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:23,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:23,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:23,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:23,288 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:23,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:23,288 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:23,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:23,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:23,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:23,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:23,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:23,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:23,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:23,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:23,290 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:23,291 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:23,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:23,291 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:23,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:23,292 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f893ab935631e26843412fbbbf983c2aeac51b5ea91d56e5f6804258a66568 [2021-11-23 15:51:23,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:23,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:23,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:23,728 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:23,728 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:23,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c [2021-11-23 15:51:23,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/dda10ad71/d09e1ead807842aa9625fdceb100bb44/FLAGe14155650 [2021-11-23 15:51:24,920 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:24,921 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c [2021-11-23 15:51:24,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/dda10ad71/d09e1ead807842aa9625fdceb100bb44/FLAGe14155650 [2021-11-23 15:51:25,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/data/dda10ad71/d09e1ead807842aa9625fdceb100bb44 [2021-11-23 15:51:25,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:25,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:25,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:25,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:25,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:25,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:25,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba2bda1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25, skipping insertion in model container [2021-11-23 15:51:25,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:25,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:25,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:27,958 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[380323,380336] [2021-11-23 15:51:28,001 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:51:28,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:28,325 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:29,693 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[380323,380336] [2021-11-23 15:51:29,711 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_7f96e33a-1bc0-4e20-80e4-2662f6654924/sv-benchmarks/c/combinations/Problem05_label45+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:51:29,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:29,819 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:29,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29 WrapperNode [2021-11-23 15:51:29,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:29,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:29,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:29,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:29,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:29,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,413 INFO L137 Inliner]: procedures = 57, calls = 60, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 12825 [2021-11-23 15:51:30,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:30,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:30,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:30,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:30,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:30,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:31,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:31,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:31,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:31,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:31,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:31,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:29" (1/1) ... [2021-11-23 15:51:31,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:31,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:31,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:31,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:51:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:51:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:51:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:51:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:51:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:51:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:51:31,340 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:51:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:51:31,340 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:51:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:51:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:51:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:51:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:51:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:31,560 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:31,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:42,422 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:42,520 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 15:51:42,528 INFO L158 Benchmark]: Toolchain (without parser) took 17306.19ms. Allocated memory was 79.7MB in the beginning and 790.6MB in the end (delta: 710.9MB). Free memory was 51.4MB in the beginning and 381.2MB in the end (delta: -329.8MB). Peak memory consumption was 396.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:42,529 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:42,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4599.51ms. Allocated memory was 79.7MB in the beginning and 167.8MB in the end (delta: 88.1MB). Free memory was 51.1MB in the beginning and 68.1MB in the end (delta: -17.0MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:42,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 593.48ms. Allocated memory was 167.8MB in the beginning and 253.8MB in the end (delta: 86.0MB). Free memory was 68.1MB in the beginning and 124.1MB in the end (delta: -56.0MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:42,532 INFO L158 Benchmark]: Boogie Preprocessor took 758.71ms. Allocated memory is still 253.8MB. Free memory was 124.1MB in the beginning and 99.3MB in the end (delta: 24.8MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:42,533 INFO L158 Benchmark]: RCFGBuilder took 11349.69ms. Allocated memory was 253.8MB in the beginning and 790.6MB in the end (delta: 536.9MB). Free memory was 98.7MB in the beginning and 381.2MB in the end (delta: -282.5MB). Peak memory consumption was 270.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:42,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4599.51ms. Allocated memory was 79.7MB in the beginning and 167.8MB in the end (delta: 88.1MB). Free memory was 51.1MB in the beginning and 68.1MB in the end (delta: -17.0MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 593.48ms. Allocated memory was 167.8MB in the beginning and 253.8MB in the end (delta: 86.0MB). Free memory was 68.1MB in the beginning and 124.1MB in the end (delta: -56.0MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 758.71ms. Allocated memory is still 253.8MB. Free memory was 124.1MB in the beginning and 99.3MB in the end (delta: 24.8MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11349.69ms. Allocated memory was 253.8MB in the beginning and 790.6MB in the end (delta: 536.9MB). Free memory was 98.7MB in the beginning and 381.2MB in the end (delta: -282.5MB). Peak memory consumption was 270.5MB. 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 15:51:42,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f96e33a-1bc0-4e20-80e4-2662f6654924/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