./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+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_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/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_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/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_9a610e4f-8706-4b5a-948c-2e8239aa236f/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 446a871a3cd47ea45eeb885eff35eb33cc93ddc5fa339490f1703fb03f5dc129 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:21,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:21,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:21,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:21,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:21,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:21,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:21,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:21,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:21,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:21,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:21,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:21,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:21,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:21,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:21,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:21,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:21,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:21,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:21,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:21,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:21,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:21,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:21,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:21,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:21,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:21,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:21,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:21,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:21,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:21,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:21,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:21,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:21,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:21,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:21,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:21,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:21,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:21,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:21,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:21,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:21,417 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:21,457 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:21,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:21,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:21,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:21,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:21,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:21,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:21,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:21,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:21,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:21,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:21,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:21,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:21,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:21,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:21,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:21,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:21,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:21,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:21,472 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:21,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:21,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:21,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:21,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:21,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:21,473 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:21,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:21,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:21,474 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 446a871a3cd47ea45eeb885eff35eb33cc93ddc5fa339490f1703fb03f5dc129 [2021-11-23 15:58:21,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:21,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:21,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:21,780 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:21,781 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:21,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c [2021-11-23 15:58:21,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/b0ba67e19/5f782fa020ee46eea899b62c3a6e0bc7/FLAG020eb255d [2021-11-23 15:58:22,945 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:22,946 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c [2021-11-23 15:58:23,024 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/b0ba67e19/5f782fa020ee46eea899b62c3a6e0bc7/FLAG020eb255d [2021-11-23 15:58:23,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/b0ba67e19/5f782fa020ee46eea899b62c3a6e0bc7 [2021-11-23 15:58:23,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:23,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:23,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:23,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:23,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:23,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:23,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371b94ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23, skipping insertion in model container [2021-11-23 15:58:23,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:23,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:23,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:26,035 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[380593,380606] [2021-11-23 15:58:26,071 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:58:26,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:26,454 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:27,728 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[380593,380606] [2021-11-23 15:58:27,745 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:58:27,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:27,846 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:27,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27 WrapperNode [2021-11-23 15:58:27,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:27,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:27,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:27,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:27,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:27,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:28,370 INFO L137 Inliner]: procedures = 56, calls = 60, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 12856 [2021-11-23 15:58:28,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:28,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:28,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:28,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:28,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:28,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:28,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:28,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:28,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:29,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:29,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:29,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:29,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:29,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:29,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:29,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:29,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:29,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:29,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:29,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:58:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:58:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:29,503 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:29,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:37,120 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:37,362 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 15:58:37,366 INFO L158 Benchmark]: Toolchain (without parser) took 14155.03ms. Allocated memory was 123.7MB in the beginning and 937.4MB in the end (delta: 813.7MB). Free memory was 73.5MB in the beginning and 754.7MB in the end (delta: -681.1MB). Peak memory consumption was 681.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,366 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:37,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4635.30ms. Allocated memory was 123.7MB in the beginning and 266.3MB in the end (delta: 142.6MB). Free memory was 73.2MB in the beginning and 116.7MB in the end (delta: -43.6MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 522.25ms. Allocated memory is still 266.3MB. Free memory was 116.7MB in the beginning and 103.1MB in the end (delta: 13.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,369 INFO L158 Benchmark]: Boogie Preprocessor took 824.30ms. Allocated memory was 266.3MB in the beginning and 488.6MB in the end (delta: 222.3MB). Free memory was 103.1MB in the beginning and 330.6MB in the end (delta: -227.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,370 INFO L158 Benchmark]: RCFGBuilder took 8167.75ms. Allocated memory was 488.6MB in the beginning and 937.4MB in the end (delta: 448.8MB). Free memory was 330.6MB in the beginning and 754.7MB in the end (delta: -424.0MB). Peak memory consumption was 576.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4635.30ms. Allocated memory was 123.7MB in the beginning and 266.3MB in the end (delta: 142.6MB). Free memory was 73.2MB in the beginning and 116.7MB in the end (delta: -43.6MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 522.25ms. Allocated memory is still 266.3MB. Free memory was 116.7MB in the beginning and 103.1MB in the end (delta: 13.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 824.30ms. Allocated memory was 266.3MB in the beginning and 488.6MB in the end (delta: 222.3MB). Free memory was 103.1MB in the beginning and 330.6MB in the end (delta: -227.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8167.75ms. Allocated memory was 488.6MB in the beginning and 937.4MB in the end (delta: 448.8MB). Free memory was 330.6MB in the beginning and 754.7MB in the end (delta: -424.0MB). Peak memory consumption was 576.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:37,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/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_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/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_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/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_9a610e4f-8706-4b5a-948c-2e8239aa236f/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 446a871a3cd47ea45eeb885eff35eb33cc93ddc5fa339490f1703fb03f5dc129 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:39,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:39,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:39,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:39,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:39,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:39,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:39,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:39,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:39,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:39,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:39,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:39,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:39,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:39,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:39,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:39,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:39,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:39,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:40,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:40,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:40,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:40,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:40,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:40,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:40,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:40,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:40,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:40,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:40,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:40,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:40,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:40,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:40,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:40,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:40,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:40,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:40,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:40,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:40,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:40,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:40,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:40,082 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:40,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:40,083 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:40,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:40,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:40,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:40,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:40,085 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:40,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:40,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:40,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:40,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:40,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:40,086 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:40,087 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:40,087 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:40,087 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:40,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:40,088 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:40,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:40,088 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:40,088 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:40,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:40,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:40,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:40,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:40,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:40,090 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:40,090 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:40,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:40,090 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:40,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:40,091 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 446a871a3cd47ea45eeb885eff35eb33cc93ddc5fa339490f1703fb03f5dc129 [2021-11-23 15:58:40,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:40,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:40,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:40,482 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:40,483 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:40,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c [2021-11-23 15:58:40,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/c44886f9b/539aeec0a2214cf486134b07121cf60e/FLAG3899f7051 [2021-11-23 15:58:41,697 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:41,699 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c [2021-11-23 15:58:41,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/c44886f9b/539aeec0a2214cf486134b07121cf60e/FLAG3899f7051 [2021-11-23 15:58:41,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/data/c44886f9b/539aeec0a2214cf486134b07121cf60e [2021-11-23 15:58:41,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:41,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:41,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:41,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:41,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:41,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a68d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41, skipping insertion in model container [2021-11-23 15:58:41,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:42,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:44,529 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[380593,380606] [2021-11-23 15:58:44,559 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:58:44,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:44,829 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:46,139 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[380593,380606] [2021-11-23 15:58:46,155 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_9a610e4f-8706-4b5a-948c-2e8239aa236f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[383339,383352] [2021-11-23 15:58:46,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:46,255 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:46,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46 WrapperNode [2021-11-23 15:58:46,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:46,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:46,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:46,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:46,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,846 INFO L137 Inliner]: procedures = 57, calls = 60, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 12825 [2021-11-23 15:58:46,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:46,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:46,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:46,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:46,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:47,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:47,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:47,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:47,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:47,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:47,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:47,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:47,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:47,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:47,625 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:47,625 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:58:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:58:47,626 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:47,626 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:47,627 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:47,627 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:47,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:47,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:47,787 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:47,789 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:57,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:57,961 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 15:58:57,965 INFO L158 Benchmark]: Toolchain (without parser) took 16031.59ms. Allocated memory was 83.9MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 49.5MB in the beginning and 631.0MB in the end (delta: -581.5MB). Peak memory consumption was 448.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,966 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:57,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4320.13ms. Allocated memory was 83.9MB in the beginning and 172.0MB in the end (delta: 88.1MB). Free memory was 49.2MB in the beginning and 49.2MB in the end (delta: 37.8kB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 589.73ms. Allocated memory was 172.0MB in the beginning and 297.8MB in the end (delta: 125.8MB). Free memory was 49.2MB in the beginning and 139.8MB in the end (delta: -90.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,969 INFO L158 Benchmark]: Boogie Preprocessor took 685.50ms. Allocated memory was 297.8MB in the beginning and 595.6MB in the end (delta: 297.8MB). Free memory was 139.8MB in the beginning and 453.6MB in the end (delta: -313.8MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,969 INFO L158 Benchmark]: RCFGBuilder took 10429.11ms. Allocated memory was 595.6MB in the beginning and 1.1GB in the end (delta: 520.1MB). Free memory was 453.6MB in the beginning and 631.0MB in the end (delta: -177.4MB). Peak memory consumption was 342.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,973 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 58.7MB. Free memory was 40.1MB in the beginning and 40.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4320.13ms. Allocated memory was 83.9MB in the beginning and 172.0MB in the end (delta: 88.1MB). Free memory was 49.2MB in the beginning and 49.2MB in the end (delta: 37.8kB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 589.73ms. Allocated memory was 172.0MB in the beginning and 297.8MB in the end (delta: 125.8MB). Free memory was 49.2MB in the beginning and 139.8MB in the end (delta: -90.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 685.50ms. Allocated memory was 297.8MB in the beginning and 595.6MB in the end (delta: 297.8MB). Free memory was 139.8MB in the beginning and 453.6MB in the end (delta: -313.8MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * RCFGBuilder took 10429.11ms. Allocated memory was 595.6MB in the beginning and 1.1GB in the end (delta: 520.1MB). Free memory was 453.6MB in the beginning and 631.0MB in the end (delta: -177.4MB). Peak memory consumption was 342.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:58,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a610e4f-8706-4b5a-948c-2e8239aa236f/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