./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.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_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/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_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/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_e3afeec8-25e5-46e6-9e84-6665a03929ee/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 9722ff92ac7fe0a04a9fad473fb73ed6306a5571935abb587177743f8c4febdd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:18,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:18,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:18,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:18,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:18,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:18,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:18,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:18,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:18,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:18,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:18,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:18,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:18,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:18,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:18,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:18,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:18,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:18,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:18,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:18,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:18,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:18,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:18,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:18,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:18,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:18,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:18,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:18,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:18,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:18,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:18,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:18,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:18,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:18,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:18,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:18,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:19,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:19,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:19,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:19,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:19,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:19,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:19,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:19,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:19,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:19,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:19,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:19,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:19,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:19,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:19,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:19,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:19,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:19,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:19,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:19,033 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:19,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:19,033 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:19,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:19,034 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:19,034 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:19,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:19,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:19,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:19,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:19,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:19,036 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:19,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:19,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:19,037 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_e3afeec8-25e5-46e6-9e84-6665a03929ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9722ff92ac7fe0a04a9fad473fb73ed6306a5571935abb587177743f8c4febdd [2021-11-23 15:05:19,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:19,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:19,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:19,295 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:19,296 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:19,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2021-11-23 15:05:19,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/50658a49f/d951ba493f0f4cf2a7a14d00b5e920de/FLAG246a3a66c [2021-11-23 15:05:20,145 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:20,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2021-11-23 15:05:20,162 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/50658a49f/d951ba493f0f4cf2a7a14d00b5e920de/FLAG246a3a66c [2021-11-23 15:05:20,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/50658a49f/d951ba493f0f4cf2a7a14d00b5e920de [2021-11-23 15:05:20,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:20,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:20,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:20,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:20,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:20,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:20,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341547a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20, skipping insertion in model container [2021-11-23 15:05:20,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:20,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:20,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:21,017 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_e3afeec8-25e5-46e6-9e84-6665a03929ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[26802,26815] [2021-11-23 15:05:21,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:21,270 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:21,564 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_e3afeec8-25e5-46e6-9e84-6665a03929ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[26802,26815] [2021-11-23 15:05:21,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:21,702 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:21,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21 WrapperNode [2021-11-23 15:05:21,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:21,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:21,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:21,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:21,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,869 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2394 [2021-11-23 15:05:21,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:21,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:21,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:21,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:21,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:21,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:21,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:21,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:21,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:22,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:21" (1/1) ... [2021-11-23 15:05:22,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:22,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:22,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:22,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:22,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:22,315 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:22,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:24,191 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:24,298 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:24,303 INFO L158 Benchmark]: Toolchain (without parser) took 3994.59ms. Allocated memory was 98.6MB in the beginning and 178.3MB in the end (delta: 79.7MB). Free memory was 65.4MB in the beginning and 132.4MB in the end (delta: -67.0MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:24,304 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:24,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1378.33ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 41.9MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:24,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.96ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 41.9MB in the beginning and 92.9MB in the end (delta: -50.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:24,307 INFO L158 Benchmark]: Boogie Preprocessor took 120.38ms. Allocated memory is still 123.7MB. Free memory was 92.9MB in the beginning and 87.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:24,308 INFO L158 Benchmark]: RCFGBuilder took 2310.17ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 86.6MB in the beginning and 132.4MB in the end (delta: -45.8MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:24,311 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 98.6MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1378.33ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 41.9MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.96ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 41.9MB in the beginning and 92.9MB in the end (delta: -50.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.38ms. Allocated memory is still 123.7MB. Free memory was 92.9MB in the beginning and 87.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2310.17ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 86.6MB in the beginning and 132.4MB in the end (delta: -45.8MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:24,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/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_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/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_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/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_e3afeec8-25e5-46e6-9e84-6665a03929ee/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 9722ff92ac7fe0a04a9fad473fb73ed6306a5571935abb587177743f8c4febdd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:26,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:26,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:26,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:26,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:26,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:26,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:26,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:26,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:26,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:26,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:26,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:26,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:26,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:26,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:26,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:26,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:26,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:26,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:26,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:26,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:26,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:26,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:26,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:26,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:26,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:26,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:26,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:26,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:26,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:26,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:26,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:26,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:26,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:26,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:26,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:27,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:27,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:27,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:27,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:27,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:27,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:27,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:27,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:27,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:27,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:27,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:27,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:27,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:27,062 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:27,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:27,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:27,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:27,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:27,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:27,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:27,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:27,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:27,065 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:27,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:27,065 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:27,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:27,066 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:27,066 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:27,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:27,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:27,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:27,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:27,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:27,068 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:27,068 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:27,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:27,068 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:27,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:27,069 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_e3afeec8-25e5-46e6-9e84-6665a03929ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9722ff92ac7fe0a04a9fad473fb73ed6306a5571935abb587177743f8c4febdd [2021-11-23 15:05:27,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:27,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:27,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:27,554 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:27,554 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:27,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2021-11-23 15:05:27,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/2031948d4/0462c1b55556414d97171ffd9b70ebb9/FLAG19c5aef42 [2021-11-23 15:05:28,364 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:28,364 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2021-11-23 15:05:28,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/2031948d4/0462c1b55556414d97171ffd9b70ebb9/FLAG19c5aef42 [2021-11-23 15:05:28,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/data/2031948d4/0462c1b55556414d97171ffd9b70ebb9 [2021-11-23 15:05:28,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:28,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:28,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:28,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:28,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:28,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:28,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21887ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28, skipping insertion in model container [2021-11-23 15:05:28,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:28,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:28,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:29,285 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_e3afeec8-25e5-46e6-9e84-6665a03929ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[26802,26815] [2021-11-23 15:05:29,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:29,511 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:29,994 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_e3afeec8-25e5-46e6-9e84-6665a03929ee/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[26802,26815] [2021-11-23 15:05:30,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:30,211 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:30,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30 WrapperNode [2021-11-23 15:05:30,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:30,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:30,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:30,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:30,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,375 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2370 [2021-11-23 15:05:30,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:30,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:30,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:30,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:30,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:30,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:30,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:30,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:30,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:30,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:30,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:30,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:30,820 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:30,822 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:32,710 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:32,803 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:32,811 INFO L158 Benchmark]: Toolchain (without parser) took 4227.10ms. Allocated memory was 71.3MB in the beginning and 115.3MB in the end (delta: 44.0MB). Free memory was 52.9MB in the beginning and 75.3MB in the end (delta: -22.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:32,811 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:32,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1631.01ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 52.7MB in the beginning and 65.0MB in the end (delta: -12.3MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:32,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.33ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 57.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:32,816 INFO L158 Benchmark]: Boogie Preprocessor took 105.29ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 49.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:32,817 INFO L158 Benchmark]: RCFGBuilder took 2325.07ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 49.9MB in the beginning and 75.3MB in the end (delta: -25.4MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:32,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1631.01ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 52.7MB in the beginning and 65.0MB in the end (delta: -12.3MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.33ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 57.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.29ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 49.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2325.07ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 49.9MB in the beginning and 75.3MB in the end (delta: -25.4MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:32,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3afeec8-25e5-46e6-9e84-6665a03929ee/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