./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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 67b249d19bfb29e53a3ada528cfb44b497320fbfc38e7386ce56807633f41524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:29,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:29,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:29,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:29,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:29,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:29,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:29,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:29,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:29,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:29,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:29,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:29,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:29,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:29,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:29,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:29,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:29,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:29,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:29,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:29,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:29,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:29,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:29,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:29,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:29,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:29,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:29,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:29,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:29,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:29,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:29,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:29,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:29,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:29,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:29,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:29,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:29,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:29,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:29,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:29,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:29,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:29,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:29,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:29,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:29,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:29,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:29,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:29,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:29,223 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:29,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:29,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:29,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:29,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:29,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:29,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:29,230 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:29,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:29,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:29,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:29,231 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:29,231 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:29,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:29,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:29,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:29,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:29,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:29,233 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:29,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:29,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:29,234 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67b249d19bfb29e53a3ada528cfb44b497320fbfc38e7386ce56807633f41524 [2021-11-23 15:06:29,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:29,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:29,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:29,627 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:29,628 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:29,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c [2021-11-23 15:06:29,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/c905c9f21/d5a8519bb9c9495ebcf43f9db373bdf8/FLAG38eb71416 [2021-11-23 15:06:30,429 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:30,430 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c [2021-11-23 15:06:30,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/c905c9f21/d5a8519bb9c9495ebcf43f9db373bdf8/FLAG38eb71416 [2021-11-23 15:06:30,688 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/c905c9f21/d5a8519bb9c9495ebcf43f9db373bdf8 [2021-11-23 15:06:30,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:30,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:30,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:30,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:30,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:30,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec3100f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30, skipping insertion in model container [2021-11-23 15:06:30,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:30,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:31,071 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[913,926] [2021-11-23 15:06:31,137 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[5977,5990] [2021-11-23 15:06:31,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:31,362 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:31,376 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[913,926] [2021-11-23 15:06:31,395 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[5977,5990] [2021-11-23 15:06:31,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:31,504 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:31,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31 WrapperNode [2021-11-23 15:06:31,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:31,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:31,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:31,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:31,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,645 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 997 [2021-11-23 15:06:31,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:31,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:31,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:31,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:31,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:31,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:31,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:31,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:31,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:31,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:31,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:31,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:06:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:06:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2021-11-23 15:06:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2021-11-23 15:06:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:06:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:06:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:06:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:06:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:06:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:06:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:06:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:06:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:06:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:06:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:06:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:06:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:31,893 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:06:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:06:32,048 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:32,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:33,488 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:33,586 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 15:06:33,592 INFO L158 Benchmark]: Toolchain (without parser) took 2896.09ms. Allocated memory was 140.5MB in the beginning and 195.0MB in the end (delta: 54.5MB). Free memory was 98.9MB in the beginning and 156.1MB in the end (delta: -57.3MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,593 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory was 117.1MB in the beginning and 117.0MB in the end (delta: 83.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:33,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.55ms. Allocated memory is still 140.5MB. Free memory was 98.7MB in the beginning and 100.9MB in the end (delta: -2.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.50ms. Allocated memory is still 140.5MB. Free memory was 100.9MB in the beginning and 96.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,596 INFO L158 Benchmark]: Boogie Preprocessor took 126.64ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 92.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,598 INFO L158 Benchmark]: RCFGBuilder took 1814.84ms. Allocated memory was 140.5MB in the beginning and 195.0MB in the end (delta: 54.5MB). Free memory was 92.5MB in the beginning and 156.1MB in the end (delta: -63.7MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory was 117.1MB in the beginning and 117.0MB in the end (delta: 83.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.55ms. Allocated memory is still 140.5MB. Free memory was 98.7MB in the beginning and 100.9MB in the end (delta: -2.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.50ms. Allocated memory is still 140.5MB. Free memory was 100.9MB in the beginning and 96.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.64ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 92.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1814.84ms. Allocated memory was 140.5MB in the beginning and 195.0MB in the end (delta: 54.5MB). Free memory was 92.5MB in the beginning and 156.1MB in the end (delta: -63.7MB). Peak memory consumption was 51.5MB. 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 15:06:33,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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 67b249d19bfb29e53a3ada528cfb44b497320fbfc38e7386ce56807633f41524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:36,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:36,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:36,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:36,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:36,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:36,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:36,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:36,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:36,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:36,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:36,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:36,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:36,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:36,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:36,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:36,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:36,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:36,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:36,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:36,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:36,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:36,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:36,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:36,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:36,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:36,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:36,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:36,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:36,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:36,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:36,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:36,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:36,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:36,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:36,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:36,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:36,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:36,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:36,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:36,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:36,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:36,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:36,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:36,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:36,817 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:36,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:36,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:36,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:36,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:36,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:36,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:36,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:36,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:36,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:36,823 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:36,823 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:36,824 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:36,824 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:36,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:36,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:36,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:36,825 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:36,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:36,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:36,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:36,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:36,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:36,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:36,828 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:36,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:36,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:36,829 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:36,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:36,830 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67b249d19bfb29e53a3ada528cfb44b497320fbfc38e7386ce56807633f41524 [2021-11-23 15:06:37,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:37,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:37,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:37,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:37,412 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:37,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c [2021-11-23 15:06:37,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/86e5bf553/acaef0f516d340428c712f800f6785eb/FLAGf45806d2e [2021-11-23 15:06:38,131 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:38,132 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c [2021-11-23 15:06:38,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/86e5bf553/acaef0f516d340428c712f800f6785eb/FLAGf45806d2e [2021-11-23 15:06:38,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/data/86e5bf553/acaef0f516d340428c712f800f6785eb [2021-11-23 15:06:38,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:38,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:38,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:38,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:38,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:38,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9faaeb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38, skipping insertion in model container [2021-11-23 15:06:38,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:38,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:38,809 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[913,926] [2021-11-23 15:06:38,863 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[5977,5990] [2021-11-23 15:06:39,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:39,077 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:39,092 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[913,926] [2021-11-23 15:06:39,112 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_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[5977,5990] [2021-11-23 15:06:39,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:39,285 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:39,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39 WrapperNode [2021-11-23 15:06:39,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:39,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:39,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:39,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:39,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,411 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 958 [2021-11-23 15:06:39,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:39,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:39,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:39,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:39,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:39,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:39,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:39,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:39,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:39" (1/1) ... [2021-11-23 15:06:39,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:39,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:39,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:39,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:06:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:06:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2021-11-23 15:06:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2021-11-23 15:06:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:06:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:06:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:06:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:06:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:06:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:06:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:06:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:06:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:06:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:06:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:06:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:06:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:06:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:06:39,875 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:39,877 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:41,261 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:41,346 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 15:06:41,352 INFO L158 Benchmark]: Toolchain (without parser) took 2926.19ms. Allocated memory was 50.3MB in the beginning and 71.3MB in the end (delta: 21.0MB). Free memory was 25.1MB in the beginning and 44.7MB in the end (delta: -19.6MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:41,353 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 50.3MB. Free memory was 29.8MB in the beginning and 29.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:41,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 855.77ms. Allocated memory was 50.3MB in the beginning and 71.3MB in the end (delta: 21.0MB). Free memory was 24.9MB in the beginning and 41.6MB in the end (delta: -16.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:41,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.14ms. Allocated memory is still 71.3MB. Free memory was 41.6MB in the beginning and 37.1MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:41,357 INFO L158 Benchmark]: Boogie Preprocessor took 127.42ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 49.9MB in the end (delta: -12.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:41,358 INFO L158 Benchmark]: RCFGBuilder took 1808.35ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 44.7MB in the end (delta: 5.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:41,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 50.3MB. Free memory was 29.8MB in the beginning and 29.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 855.77ms. Allocated memory was 50.3MB in the beginning and 71.3MB in the end (delta: 21.0MB). Free memory was 24.9MB in the beginning and 41.6MB in the end (delta: -16.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.14ms. Allocated memory is still 71.3MB. Free memory was 41.6MB in the beginning and 37.1MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.42ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 49.9MB in the end (delta: -12.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1808.35ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 44.7MB in the end (delta: 5.2MB). Peak memory consumption was 29.6MB. 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 15:06:41,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70f1736-43ef-452c-91aa-0dd9b66a7ea7/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