./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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 b01ecc2cec2d3b25790e2e1261ee2a51c1fc74f823e2e108c953a6bc27a2446d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:48,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:48,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:48,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:48,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:48,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:48,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:48,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:48,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:48,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:48,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:48,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:48,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:48,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:48,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:48,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:48,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:48,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:48,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:48,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:48,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:48,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:48,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:48,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:48,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:48,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:48,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:48,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:48,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:48,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:48,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:48,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:48,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:48,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:48,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:48,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:48,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:48,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:48,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:48,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:48,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:48,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:48,840 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:48,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:48,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:48,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:48,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:48,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:48,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:48,842 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:48,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:48,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:48,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:48,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:48,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:48,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:48,844 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:48,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:48,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:48,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:48,845 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:48,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:48,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:48,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:48,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:48,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:48,846 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:48,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:48,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:48,847 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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01ecc2cec2d3b25790e2e1261ee2a51c1fc74f823e2e108c953a6bc27a2446d [2021-11-23 15:02:49,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:49,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:49,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:49,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:49,163 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:49,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:02:49,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/7f9989d7a/1e1d49491dc2419a85b026174eee6706/FLAGfbe77c913 [2021-11-23 15:02:49,730 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:49,731 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:02:49,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/7f9989d7a/1e1d49491dc2419a85b026174eee6706/FLAGfbe77c913 [2021-11-23 15:02:50,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/7f9989d7a/1e1d49491dc2419a85b026174eee6706 [2021-11-23 15:02:50,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:50,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:50,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:50,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:50,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cba8222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50, skipping insertion in model container [2021-11-23 15:02:50,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:50,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:50,478 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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[13826,13839] [2021-11-23 15:02:50,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,585 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:50,688 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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[13826,13839] [2021-11-23 15:02:50,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,757 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:50,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50 WrapperNode [2021-11-23 15:02:50,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:50,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:50,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,863 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1369 [2021-11-23 15:02:50,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:50,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:50,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:50,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:50,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:50,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:50,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:50,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:50,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:51,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:51,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:51,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:51,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:51,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:51,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:51,303 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:51,305 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:52,545 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:52,665 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 15:02:52,670 INFO L158 Benchmark]: Toolchain (without parser) took 2612.96ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 67.8MB in the beginning and 103.9MB in the end (delta: -36.2MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,670 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:52,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.03ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 66.5MB in the end (delta: 1.1MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.24ms. Allocated memory is still 107.0MB. Free memory was 66.5MB in the beginning and 61.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,673 INFO L158 Benchmark]: Boogie Preprocessor took 99.96ms. Allocated memory is still 107.0MB. Free memory was 61.2MB in the beginning and 57.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,674 INFO L158 Benchmark]: RCFGBuilder took 1698.57ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 57.0MB in the beginning and 103.9MB in the end (delta: -46.9MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,679 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.03ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 66.5MB in the end (delta: 1.1MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.24ms. Allocated memory is still 107.0MB. Free memory was 66.5MB in the beginning and 61.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.96ms. Allocated memory is still 107.0MB. Free memory was 61.2MB in the beginning and 57.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1698.57ms. Allocated memory was 107.0MB in the beginning and 144.7MB in the end (delta: 37.7MB). Free memory was 57.0MB in the beginning and 103.9MB in the end (delta: -46.9MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:52,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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 b01ecc2cec2d3b25790e2e1261ee2a51c1fc74f823e2e108c953a6bc27a2446d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:55,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:55,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:55,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:55,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:55,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:55,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:55,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:55,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:55,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:55,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:55,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:55,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:55,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:55,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:55,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:55,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:55,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:55,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:55,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:55,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:55,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:55,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:55,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:55,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:55,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:55,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:55,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:55,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:55,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:55,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:55,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:55,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:55,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:55,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:55,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:55,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:55,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:55,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:55,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:55,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:55,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:55,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:55,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:55,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:55,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:55,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:55,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:55,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:55,244 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:55,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:55,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:55,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:55,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:55,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:55,247 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:55,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:55,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:55,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:55,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:55,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:55,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:55,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:55,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:55,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:55,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:55,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:55,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:55,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:55,250 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:55,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:55,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:55,251 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:55,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:55,251 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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01ecc2cec2d3b25790e2e1261ee2a51c1fc74f823e2e108c953a6bc27a2446d [2021-11-23 15:02:55,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:55,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:55,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:55,666 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:55,666 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:55,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:02:55,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/a4ce55d40/0f733345e89648b0b1fdc8fa94590a6d/FLAG4b62580bd [2021-11-23 15:02:56,422 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:56,429 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:02:56,442 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/a4ce55d40/0f733345e89648b0b1fdc8fa94590a6d/FLAG4b62580bd [2021-11-23 15:02:56,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/data/a4ce55d40/0f733345e89648b0b1fdc8fa94590a6d [2021-11-23 15:02:56,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:56,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:56,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:56,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:56,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:56,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603a004b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56, skipping insertion in model container [2021-11-23 15:02:56,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:56,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:57,144 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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[13826,13839] [2021-11-23 15:02:57,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,294 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:57,393 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_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[13826,13839] [2021-11-23 15:02:57,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,509 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:57,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57 WrapperNode [2021-11-23 15:02:57,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:57,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:57,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:57,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:57,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,648 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1349 [2021-11-23 15:02:57,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:57,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:57,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:57,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:57,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:57,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:57,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:57,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:57,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:57,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:57,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:57,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:57,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:58,080 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:58,082 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:59,137 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:59,192 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 15:02:59,196 INFO L158 Benchmark]: Toolchain (without parser) took 2494.55ms. Allocated memory was 60.8MB in the beginning and 98.6MB in the end (delta: 37.7MB). Free memory was 36.9MB in the beginning and 48.8MB in the end (delta: -11.9MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,197 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:59,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.49ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 36.8MB in the beginning and 51.1MB in the end (delta: -14.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.12ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 45.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,199 INFO L158 Benchmark]: Boogie Preprocessor took 125.13ms. Allocated memory is still 73.4MB. Free memory was 45.7MB in the beginning and 41.5MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,200 INFO L158 Benchmark]: RCFGBuilder took 1419.15ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 41.2MB in the beginning and 48.8MB in the end (delta: -7.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:59,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.49ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 36.8MB in the beginning and 51.1MB in the end (delta: -14.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.12ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 45.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.13ms. Allocated memory is still 73.4MB. Free memory was 45.7MB in the beginning and 41.5MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1419.15ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 41.2MB in the beginning and 48.8MB in the end (delta: -7.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:59,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75bde1f-e19f-4a8f-9883-4b5d5712dcf7/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