./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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 fe9d78f75108492828570ec5eb222efdf0cf36e1ec4bcab23f2d45d29dbfe193 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:58,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:59,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:59,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:59,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:59,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:59,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:59,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:59,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:59,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:59,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:59,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:59,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:59,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:59,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:59,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:59,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:59,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:59,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:59,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:59,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:59,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:59,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:59,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:59,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:59,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:59,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:59,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:59,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:59,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:59,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:59,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:59,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:59,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:59,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:59,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:59,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:59,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:59,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:59,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:59,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:59,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:59,170 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:59,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:59,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:59,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:59,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:59,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:59,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:59,174 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:59,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:59,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:59,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:59,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:59,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:59,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:59,176 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:59,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:59,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:59,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:59,177 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:59,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:59,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:59,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:59,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:59,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:59,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:59,179 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:59,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:59,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:59,180 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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe9d78f75108492828570ec5eb222efdf0cf36e1ec4bcab23f2d45d29dbfe193 [2021-11-23 15:31:59,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:59,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:59,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:59,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:59,551 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:59,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2021-11-23 15:31:59,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/055c8d29c/c472a0e78c23497c9700617cec25ae18/FLAGb81ba311e [2021-11-23 15:32:00,465 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:00,477 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2021-11-23 15:32:00,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/055c8d29c/c472a0e78c23497c9700617cec25ae18/FLAGb81ba311e [2021-11-23 15:32:00,669 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/055c8d29c/c472a0e78c23497c9700617cec25ae18 [2021-11-23 15:32:00,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:00,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:00,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:00,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:00,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:00,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:00" (1/1) ... [2021-11-23 15:32:00,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503f2588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:00, skipping insertion in model container [2021-11-23 15:32:00,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:00" (1/1) ... [2021-11-23 15:32:00,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:00,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:01,307 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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c[30996,31009] [2021-11-23 15:32:01,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:01,331 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:01,481 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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c[30996,31009] [2021-11-23 15:32:01,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:01,511 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:01,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01 WrapperNode [2021-11-23 15:32:01,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:01,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:01,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:01,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:01,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,647 INFO L137 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1007 [2021-11-23 15:32:01,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:01,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:01,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:01,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:01,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:01,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:01,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:01,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:01,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:01,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:01,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:01,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:01,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:01,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:02,144 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:02,146 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:03,479 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:03,570 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 15:32:03,577 INFO L158 Benchmark]: Toolchain (without parser) took 2901.89ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 61.2MB in the beginning and 66.6MB in the end (delta: -5.4MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,578 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 102.8MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:03,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 836.68ms. Allocated memory is still 102.8MB. Free memory was 60.9MB in the beginning and 63.7MB in the end (delta: -2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.31ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 58.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,582 INFO L158 Benchmark]: Boogie Preprocessor took 94.41ms. Allocated memory is still 102.8MB. Free memory was 58.8MB in the beginning and 54.2MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,583 INFO L158 Benchmark]: RCFGBuilder took 1830.76ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 54.2MB in the beginning and 66.6MB in the end (delta: -12.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 102.8MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 836.68ms. Allocated memory is still 102.8MB. Free memory was 60.9MB in the beginning and 63.7MB in the end (delta: -2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.31ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 58.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.41ms. Allocated memory is still 102.8MB. Free memory was 58.8MB in the beginning and 54.2MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1830.76ms. Allocated memory was 102.8MB in the beginning and 136.3MB in the end (delta: 33.6MB). Free memory was 54.2MB in the beginning and 66.6MB in the end (delta: -12.4MB). Peak memory consumption was 31.2MB. 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 15:32:03,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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 fe9d78f75108492828570ec5eb222efdf0cf36e1ec4bcab23f2d45d29dbfe193 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:06,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:06,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:06,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:06,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:06,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:06,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:06,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:06,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:06,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:06,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:06,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:06,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:06,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:06,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:06,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:06,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:06,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:06,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:06,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:06,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:06,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:06,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:06,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:06,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:06,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:06,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:06,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:06,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:06,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:06,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:06,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:06,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:06,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:06,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:06,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:06,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:06,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:06,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:06,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:06,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:06,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:07,002 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:07,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:07,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:07,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:07,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:07,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:07,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:07,008 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:07,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:07,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:07,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:07,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:07,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:07,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:07,012 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:07,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:07,012 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:07,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:07,013 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:07,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:07,013 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:07,014 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:07,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:07,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:07,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:07,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:07,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:07,016 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:07,016 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:07,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:07,017 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:07,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:07,017 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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe9d78f75108492828570ec5eb222efdf0cf36e1ec4bcab23f2d45d29dbfe193 [2021-11-23 15:32:07,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:07,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:07,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:07,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:07,586 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:07,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2021-11-23 15:32:07,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/f6e5cb4b2/0195be559b2a489aae681c499ebd41c4/FLAG02a9df0f8 [2021-11-23 15:32:08,391 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:08,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2021-11-23 15:32:08,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/f6e5cb4b2/0195be559b2a489aae681c499ebd41c4/FLAG02a9df0f8 [2021-11-23 15:32:08,623 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/data/f6e5cb4b2/0195be559b2a489aae681c499ebd41c4 [2021-11-23 15:32:08,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:08,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:08,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:08,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:08,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:08,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f734be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08, skipping insertion in model container [2021-11-23 15:32:08,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:08,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:09,257 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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c[30996,31009] [2021-11-23 15:32:09,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:09,277 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:09,414 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_c6f1c119-4236-4ed0-ae31-a6d484a420f0/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c[30996,31009] [2021-11-23 15:32:09,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:09,453 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:09,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09 WrapperNode [2021-11-23 15:32:09,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:09,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:09,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:09,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:09,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,607 INFO L137 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 981 [2021-11-23 15:32:09,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:09,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:09,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:09,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:09,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:09,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:09,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:09,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:09,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:09" (1/1) ... [2021-11-23 15:32:09,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:09,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:09,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:09,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:09,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:10,033 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:10,036 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:11,592 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:11,685 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 15:32:11,696 INFO L158 Benchmark]: Toolchain (without parser) took 3064.01ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 45.3MB in the beginning and 62.1MB in the end (delta: -16.8MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,697 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:11,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 822.13ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 35.5MB in the end (delta: 9.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,701 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.39ms. Allocated memory is still 67.1MB. Free memory was 35.2MB in the beginning and 30.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,703 INFO L158 Benchmark]: Boogie Preprocessor took 108.00ms. Allocated memory is still 67.1MB. Free memory was 30.8MB in the beginning and 45.0MB in the end (delta: -14.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,704 INFO L158 Benchmark]: RCFGBuilder took 1970.21ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 44.8MB in the beginning and 62.1MB in the end (delta: -17.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:11,714 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 822.13ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 35.5MB in the end (delta: 9.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.39ms. Allocated memory is still 67.1MB. Free memory was 35.2MB in the beginning and 30.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.00ms. Allocated memory is still 67.1MB. Free memory was 30.8MB in the beginning and 45.0MB in the end (delta: -14.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1970.21ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 44.8MB in the beginning and 62.1MB in the end (delta: -17.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:11,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f1c119-4236-4ed0-ae31-a6d484a420f0/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