./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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 f335fc064cc60cd164eea089db3c8b8685d81b0842015215c5c6d2ca6e9ee077 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:36:32,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:36:32,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:36:32,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:36:32,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:36:32,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:36:32,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:36:32,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:36:32,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:36:32,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:36:32,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:36:32,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:36:32,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:36:32,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:36:32,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:36:32,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:36:32,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:36:32,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:36:32,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:36:32,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:36:32,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:36:32,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:36:32,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:36:32,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:36:32,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:36:32,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:36:32,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:36:32,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:36:32,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:36:32,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:36:32,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:36:32,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:36:32,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:36:32,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:36:32,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:36:32,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:36:32,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:36:32,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:36:32,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:36:32,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:36:32,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:36:32,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:36:32,770 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:36:32,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:36:32,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:36:32,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:36:32,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:36:32,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:36:32,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:36:32,774 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:36:32,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:36:32,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:36:32,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:36:32,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:36:32,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:36:32,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:36:32,777 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:36:32,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:36:32,777 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:36:32,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:36:32,778 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:36:32,778 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:36:32,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:36:32,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:32,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:36:32,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:36:32,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:36:32,779 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:36:32,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:36:32,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:36:32,780 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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f335fc064cc60cd164eea089db3c8b8685d81b0842015215c5c6d2ca6e9ee077 [2021-11-23 15:36:33,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:36:33,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:36:33,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:36:33,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:36:33,075 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:36:33,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:36:33,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/9ecfcd8bf/97e201354d3846e7ae3fe380c40a9135/FLAGb5dbfd7b2 [2021-11-23 15:36:33,692 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:36:33,693 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:36:33,705 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/9ecfcd8bf/97e201354d3846e7ae3fe380c40a9135/FLAGb5dbfd7b2 [2021-11-23 15:36:34,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/9ecfcd8bf/97e201354d3846e7ae3fe380c40a9135 [2021-11-23 15:36:34,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:36:34,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:36:34,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:34,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:36:34,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:36:34,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce8d928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34, skipping insertion in model container [2021-11-23 15:36:34,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:36:34,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:34,405 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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7347,7360] [2021-11-23 15:36:34,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:34,489 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:34,550 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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7347,7360] [2021-11-23 15:36:34,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:34,596 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:34,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34 WrapperNode [2021-11-23 15:36:34,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:34,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:34,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:34,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:34,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,696 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 590 [2021-11-23 15:36:34,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:34,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:34,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:34,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:34,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:34,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:34,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:34,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:34,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:34" (1/1) ... [2021-11-23 15:36:34,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:34,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:34,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:34,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:34,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:36:34,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:36:34,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:34,948 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:34,950 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:36:35,601 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:36:35,680 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 15:36:35,686 INFO L158 Benchmark]: Toolchain (without parser) took 1658.22ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 47.7MB in the end (delta: 39.1MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-23 15:36:35,688 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:36:35,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.56ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 88.0MB in the end (delta: -1.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:36:35,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.59ms. Allocated memory is still 119.5MB. Free memory was 88.0MB in the beginning and 85.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:35,692 INFO L158 Benchmark]: Boogie Preprocessor took 37.22ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 83.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:35,693 INFO L158 Benchmark]: RCFGBuilder took 948.26ms. Allocated memory is still 119.5MB. Free memory was 83.0MB in the beginning and 47.7MB in the end (delta: 35.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:36:35,697 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 81.8MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.56ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 88.0MB in the end (delta: -1.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.59ms. Allocated memory is still 119.5MB. Free memory was 88.0MB in the beginning and 85.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.22ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 83.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 948.26ms. Allocated memory is still 119.5MB. Free memory was 83.0MB in the beginning and 47.7MB in the end (delta: 35.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:36:35,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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 f335fc064cc60cd164eea089db3c8b8685d81b0842015215c5c6d2ca6e9ee077 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:36:38,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:36:38,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:36:38,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:36:38,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:36:38,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:36:38,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:36:38,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:36:38,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:36:38,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:36:38,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:36:38,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:36:38,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:36:38,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:36:38,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:36:38,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:36:38,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:36:38,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:36:38,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:36:38,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:36:38,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:36:38,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:36:38,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:36:38,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:36:38,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:36:38,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:36:38,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:36:38,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:36:38,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:36:38,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:36:38,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:36:38,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:36:38,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:36:38,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:36:38,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:36:38,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:36:38,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:36:38,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:36:38,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:36:38,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:36:38,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:36:38,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:36:38,288 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:36:38,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:36:38,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:36:38,290 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:36:38,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:36:38,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:36:38,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:36:38,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:36:38,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:36:38,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:36:38,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:36:38,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:36:38,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:36:38,294 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:36:38,294 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:36:38,294 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:36:38,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:36:38,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:36:38,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:36:38,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:36:38,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:36:38,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:36:38,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:36:38,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:38,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:36:38,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:36:38,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:36:38,297 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:36:38,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:36:38,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:36:38,298 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:36:38,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:36:38,298 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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f335fc064cc60cd164eea089db3c8b8685d81b0842015215c5c6d2ca6e9ee077 [2021-11-23 15:36:38,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:36:38,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:36:38,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:36:38,744 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:36:38,746 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:36:38,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:36:38,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/444523da8/c0f73478de0c4706898b9b0ec399b5bd/FLAGaebae8ce8 [2021-11-23 15:36:39,367 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:36:39,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 15:36:39,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/444523da8/c0f73478de0c4706898b9b0ec399b5bd/FLAGaebae8ce8 [2021-11-23 15:36:39,665 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/data/444523da8/c0f73478de0c4706898b9b0ec399b5bd [2021-11-23 15:36:39,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:36:39,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:36:39,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:39,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:36:39,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:36:39,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:39" (1/1) ... [2021-11-23 15:36:39,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150313e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:39, skipping insertion in model container [2021-11-23 15:36:39,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:39" (1/1) ... [2021-11-23 15:36:39,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:36:39,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:40,069 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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7347,7360] [2021-11-23 15:36:40,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:40,119 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:40,187 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_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7347,7360] [2021-11-23 15:36:40,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:40,249 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:40,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40 WrapperNode [2021-11-23 15:36:40,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:40,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:40,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:40,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:40,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,314 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 575 [2021-11-23 15:36:40,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:40,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:40,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:40,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:40,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:40,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:40,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:40,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:40,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:40" (1/1) ... [2021-11-23 15:36:40,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:40,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:40,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:40,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:36:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:36:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:40,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:40,600 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:40,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:36:41,275 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:36:41,309 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 15:36:41,317 INFO L158 Benchmark]: Toolchain (without parser) took 1640.71ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 56.4MB in the beginning and 48.2MB in the end (delta: 8.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-23 15:36:41,318 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:36:41,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.46ms. Allocated memory is still 73.4MB. Free memory was 56.3MB in the beginning and 47.1MB in the end (delta: 9.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:36:41,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.21ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 44.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:41,322 INFO L158 Benchmark]: Boogie Preprocessor took 51.33ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 41.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:41,323 INFO L158 Benchmark]: RCFGBuilder took 943.52ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 41.6MB in the beginning and 48.2MB in the end (delta: -6.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-23 15:36:41,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.46ms. Allocated memory is still 73.4MB. Free memory was 56.3MB in the beginning and 47.1MB in the end (delta: 9.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.21ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 44.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.33ms. Allocated memory is still 73.4MB. Free memory was 44.2MB in the beginning and 41.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.52ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 41.6MB in the beginning and 48.2MB in the end (delta: -6.6MB). Peak memory consumption was 15.2MB. 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 15:36:41,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfbdeeae-3e97-41cf-bcc6-0601eb2abf6f/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