./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.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_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/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_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/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_4a8aad25-1037-4642-a033-eb9a29072672/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 34327c45f5bb67454914f640ebf6bf1380406f6d81b1c1440537dbf8cffc8ffd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:37,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:37,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:38,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:38,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:38,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:38,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:38,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:38,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:38,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:38,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:38,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:38,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:38,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:38,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:38,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:38,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:38,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:38,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:38,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:38,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:38,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:38,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:38,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:38,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:38,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:38,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:38,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:38,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:38,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:38,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:38,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:38,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:38,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:38,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:38,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:38,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:38,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:38,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:38,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:38,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:38,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:38,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:38,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:38,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:38,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:38,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:38,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:38,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:38,150 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:38,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:38,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:38,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:38,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:38,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:38,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:38,153 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:38,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:38,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:38,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:38,154 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:38,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:38,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:38,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:38,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:38,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:38,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:38,155 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:38,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:38,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:38,156 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_4a8aad25-1037-4642-a033-eb9a29072672/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34327c45f5bb67454914f640ebf6bf1380406f6d81b1c1440537dbf8cffc8ffd [2021-11-23 15:57:38,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:38,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:38,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:38,461 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:38,462 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:38,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-23 15:57:38,542 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/143aca91b/89c9422b5af646178b8f212bc17899d5/FLAGf4fcc8342 [2021-11-23 15:57:39,316 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:39,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-23 15:57:39,349 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/143aca91b/89c9422b5af646178b8f212bc17899d5/FLAGf4fcc8342 [2021-11-23 15:57:39,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/143aca91b/89c9422b5af646178b8f212bc17899d5 [2021-11-23 15:57:39,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:39,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:39,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:39,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:39,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:39,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f0c625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39, skipping insertion in model container [2021-11-23 15:57:39,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:39,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:40,075 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_4a8aad25-1037-4642-a033-eb9a29072672/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 15:57:40,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:40,096 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:40,305 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_4a8aad25-1037-4642-a033-eb9a29072672/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 15:57:40,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:40,322 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:40,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40 WrapperNode [2021-11-23 15:57:40,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:40,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:40,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:40,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:40,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,460 INFO L137 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2131 [2021-11-23 15:57:40,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:40,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:40,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:40,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:40,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:40,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:40,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:40,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:40,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:40" (1/1) ... [2021-11-23 15:57:40,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:40,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:40,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:40,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:40,954 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:40,956 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:43,128 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:43,279 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 15:57:43,285 INFO L158 Benchmark]: Toolchain (without parser) took 3808.01ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 68.6MB in the beginning and 91.9MB in the end (delta: -23.2MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:43,287 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory was 65.6MB in the beginning and 65.6MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:43,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 845.41ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 68.5MB in the beginning and 83.8MB in the end (delta: -15.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:43,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.26ms. Allocated memory is still 113.2MB. Free memory was 83.4MB in the beginning and 75.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:43,322 INFO L158 Benchmark]: Boogie Preprocessor took 116.73ms. Allocated memory is still 113.2MB. Free memory was 75.1MB in the beginning and 67.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:43,324 INFO L158 Benchmark]: RCFGBuilder took 2704.06ms. Allocated memory was 113.2MB in the beginning and 180.4MB in the end (delta: 67.1MB). Free memory was 67.0MB in the beginning and 91.9MB in the end (delta: -24.9MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:43,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory was 65.6MB in the beginning and 65.6MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 845.41ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 68.5MB in the beginning and 83.8MB in the end (delta: -15.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.26ms. Allocated memory is still 113.2MB. Free memory was 83.4MB in the beginning and 75.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.73ms. Allocated memory is still 113.2MB. Free memory was 75.1MB in the beginning and 67.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2704.06ms. Allocated memory was 113.2MB in the beginning and 180.4MB in the end (delta: 67.1MB). Free memory was 67.0MB in the beginning and 91.9MB in the end (delta: -24.9MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:43,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/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_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/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_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/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_4a8aad25-1037-4642-a033-eb9a29072672/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 34327c45f5bb67454914f640ebf6bf1380406f6d81b1c1440537dbf8cffc8ffd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:45,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:45,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:46,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:46,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:46,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:46,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:46,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:46,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:46,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:46,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:46,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:46,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:46,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:46,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:46,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:46,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:46,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:46,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:46,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:46,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:46,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:46,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:46,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:46,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:46,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:46,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:46,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:46,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:46,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:46,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:46,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:46,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:46,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:46,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:46,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:46,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:46,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:46,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:46,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:46,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:46,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:46,186 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:46,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:46,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:46,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:46,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:46,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:46,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:46,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:46,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:46,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:46,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:46,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:46,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:46,193 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:46,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:46,194 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:46,194 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:46,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:46,194 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:46,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:46,195 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:46,195 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:46,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:46,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:46,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:46,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:46,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:46,196 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:46,197 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:46,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:46,197 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:46,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:46,198 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_4a8aad25-1037-4642-a033-eb9a29072672/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34327c45f5bb67454914f640ebf6bf1380406f6d81b1c1440537dbf8cffc8ffd [2021-11-23 15:57:46,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:46,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:46,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:46,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:46,687 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:46,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-23 15:57:46,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/fe1359c47/fa93018af6be48708bab56f4c19ec556/FLAGc9fb3d6fa [2021-11-23 15:57:47,585 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:47,586 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-23 15:57:47,649 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/fe1359c47/fa93018af6be48708bab56f4c19ec556/FLAGc9fb3d6fa [2021-11-23 15:57:47,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/data/fe1359c47/fa93018af6be48708bab56f4c19ec556 [2021-11-23 15:57:47,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:47,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:47,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:47,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:47,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:47,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:47" (1/1) ... [2021-11-23 15:57:47,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a4c153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:47, skipping insertion in model container [2021-11-23 15:57:47,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:47" (1/1) ... [2021-11-23 15:57:47,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:47,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:48,484 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_4a8aad25-1037-4642-a033-eb9a29072672/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 15:57:48,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:48,500 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:48,641 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_4a8aad25-1037-4642-a033-eb9a29072672/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 15:57:48,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:48,660 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:48,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48 WrapperNode [2021-11-23 15:57:48,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:48,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:48,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:48,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:48,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,811 INFO L137 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2099 [2021-11-23 15:57:48,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:48,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:48,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:48,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:48,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:48,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:48,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:48,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:48,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:49,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:49,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:49,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:49,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:49,413 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:49,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:51,198 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:51,313 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 15:57:51,322 INFO L158 Benchmark]: Toolchain (without parser) took 3566.18ms. Allocated memory was 69.2MB in the beginning and 125.8MB in the end (delta: 56.6MB). Free memory was 46.7MB in the beginning and 55.8MB in the end (delta: -9.1MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:51,323 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:51,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.21ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 46.5MB in the beginning and 57.0MB in the end (delta: -10.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:51,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.23ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 49.4MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:51,327 INFO L158 Benchmark]: Boogie Preprocessor took 180.13ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 41.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:51,328 INFO L158 Benchmark]: RCFGBuilder took 2325.75ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 41.1MB in the beginning and 55.8MB in the end (delta: -14.7MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:51,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.21ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 46.5MB in the beginning and 57.0MB in the end (delta: -10.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.23ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 49.4MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.13ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 41.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2325.75ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 41.1MB in the beginning and 55.8MB in the end (delta: -14.7MB). Peak memory consumption was 29.9MB. 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 15:57:51,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a8aad25-1037-4642-a033-eb9a29072672/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