./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/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_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/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_3c79723b-261b-48db-b894-9d9f62e0fa60/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 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:07,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:07,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:07,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:07,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:07,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:07,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:07,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:07,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:07,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:07,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:07,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:07,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:07,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:07,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:07,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:07,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:07,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:07,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:07,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:07,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:07,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:07,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:07,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:07,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:07,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:07,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:07,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:07,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:07,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:07,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:07,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:07,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:07,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:07,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:07,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:07,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:07,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:07,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:07,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:07,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:07,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:07,616 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:07,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:07,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:07,622 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:07,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:07,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:07,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:07,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:07,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:07,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:07,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:07,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:07,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:07,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:07,626 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:07,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:07,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:07,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:07,627 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:07,627 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:07,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:07,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:07,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:07,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:07,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:07,629 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:07,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:07,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:07,629 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_3c79723b-261b-48db-b894-9d9f62e0fa60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 [2021-11-23 15:05:07,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:07,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:07,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:07,973 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:07,974 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:07,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2021-11-23 15:05:08,042 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/39d069b7a/c829bc3eafec4fe599a44debf7feac67/FLAG131f54b0c [2021-11-23 15:05:08,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:08,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2021-11-23 15:05:08,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/39d069b7a/c829bc3eafec4fe599a44debf7feac67/FLAG131f54b0c [2021-11-23 15:05:08,867 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/39d069b7a/c829bc3eafec4fe599a44debf7feac67 [2021-11-23 15:05:08,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:08,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:08,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:08,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:08,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:08,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:08,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ccdcb55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08, skipping insertion in model container [2021-11-23 15:05:08,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:08,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:08,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:09,406 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_3c79723b-261b-48db-b894-9d9f62e0fa60/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-23 15:05:09,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:09,420 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:09,589 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_3c79723b-261b-48db-b894-9d9f62e0fa60/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-23 15:05:09,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:09,629 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:09,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09 WrapperNode [2021-11-23 15:05:09,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:09,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:09,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:09,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:09,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,774 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2053 [2021-11-23 15:05:09,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:09,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:09,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:09,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:09,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:09,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:09,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:09,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:09,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:09,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:09,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:09,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:10,245 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:10,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:12,031 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:12,185 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:12,195 INFO L158 Benchmark]: Toolchain (without parser) took 3322.80ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 56.4MB in the beginning and 123.7MB in the end (delta: -67.2MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,196 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:12,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.98ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 56.2MB in the beginning and 88.5MB in the end (delta: -32.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.84ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 82.0MB in the end (delta: 6.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,201 INFO L158 Benchmark]: Boogie Preprocessor took 149.96ms. Allocated memory is still 115.3MB. Free memory was 82.0MB in the beginning and 74.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,202 INFO L158 Benchmark]: RCFGBuilder took 2266.34ms. Allocated memory was 115.3MB in the beginning and 180.4MB in the end (delta: 65.0MB). Free memory was 74.2MB in the beginning and 123.7MB in the end (delta: -49.5MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.98ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 56.2MB in the beginning and 88.5MB in the end (delta: -32.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.84ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 82.0MB in the end (delta: 6.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.96ms. Allocated memory is still 115.3MB. Free memory was 82.0MB in the beginning and 74.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2266.34ms. Allocated memory was 115.3MB in the beginning and 180.4MB in the end (delta: 65.0MB). Free memory was 74.2MB in the beginning and 123.7MB in the end (delta: -49.5MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:12,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/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_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/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_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/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_3c79723b-261b-48db-b894-9d9f62e0fa60/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 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:14,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:14,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:14,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:14,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:14,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:14,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:14,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:14,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:14,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:14,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:14,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:14,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:14,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:14,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:14,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:14,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:14,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:14,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:14,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:14,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:14,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:14,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:14,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:14,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:14,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:14,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:14,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:14,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:14,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:14,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:14,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:14,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:14,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:14,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:14,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:14,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:14,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:14,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:14,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:14,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:14,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:14,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:14,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:14,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:14,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:14,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:14,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:14,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:14,834 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:14,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:14,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:14,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:14,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:14,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:14,836 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:14,836 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:14,836 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:14,836 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:14,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:14,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:14,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:14,837 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:14,838 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:14,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:14,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:14,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:14,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:14,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:14,839 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:14,839 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:14,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:14,840 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:14,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:14,840 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_3c79723b-261b-48db-b894-9d9f62e0fa60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 [2021-11-23 15:05:15,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:15,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:15,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:15,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:15,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:15,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2021-11-23 15:05:15,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/a447fb511/e2cf920077dc4b3cb2eb245f79a1adfe/FLAG948b223a2 [2021-11-23 15:05:16,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:16,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2021-11-23 15:05:16,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/a447fb511/e2cf920077dc4b3cb2eb245f79a1adfe/FLAG948b223a2 [2021-11-23 15:05:16,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/data/a447fb511/e2cf920077dc4b3cb2eb245f79a1adfe [2021-11-23 15:05:16,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:16,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:16,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:16,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:16,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:16,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:16" (1/1) ... [2021-11-23 15:05:16,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14822ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:16, skipping insertion in model container [2021-11-23 15:05:16,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:16" (1/1) ... [2021-11-23 15:05:16,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:16,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:16,846 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_3c79723b-261b-48db-b894-9d9f62e0fa60/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-23 15:05:16,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:16,872 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:17,013 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_3c79723b-261b-48db-b894-9d9f62e0fa60/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-23 15:05:17,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:17,032 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:17,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17 WrapperNode [2021-11-23 15:05:17,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:17,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:17,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:17,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:17,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,171 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2026 [2021-11-23 15:05:17,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:17,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:17,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:17,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:17,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:17,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:17,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:17,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:17,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:17,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:17,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:17,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:17,683 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:17,685 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:19,354 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:19,439 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:19,443 INFO L158 Benchmark]: Toolchain (without parser) took 3213.97ms. Allocated memory was 73.4MB in the beginning and 125.8MB in the end (delta: 52.4MB). Free memory was 52.5MB in the beginning and 84.6MB in the end (delta: -32.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:19,444 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:19,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 801.11ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 31.2MB in the end (delta: 21.0MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:19,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.15ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 31.2MB in the beginning and 65.8MB in the end (delta: -34.6MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:19,447 INFO L158 Benchmark]: Boogie Preprocessor took 181.12ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 58.2MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:19,448 INFO L158 Benchmark]: RCFGBuilder took 2087.06ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 57.8MB in the beginning and 84.6MB in the end (delta: -26.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:19,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 801.11ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 31.2MB in the end (delta: 21.0MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.15ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 31.2MB in the beginning and 65.8MB in the end (delta: -34.6MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 181.12ms. Allocated memory is still 92.3MB. Free memory was 65.8MB in the beginning and 58.2MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2087.06ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 57.8MB in the beginning and 84.6MB in the end (delta: -26.8MB). Peak memory consumption was 29.2MB. 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 15:05:19,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c79723b-261b-48db-b894-9d9f62e0fa60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable