./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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 35f00e6b65e0a29c377145bf70e7b86b5a41841588cb18c94d5b96b52dc1efc4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:45,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:45,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:45,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:45,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:45,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:45,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:45,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:45,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:45,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:45,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:45,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:45,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:45,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:45,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:45,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:45,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:45,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:45,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:45,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:45,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:45,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:45,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:45,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:46,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:46,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:46,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:46,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:46,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:46,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:46,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:46,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:46,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:46,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:46,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:46,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:46,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:46,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:46,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:46,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:46,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:46,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:46,067 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:46,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:46,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:46,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:46,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:46,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:46,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:46,071 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:46,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:46,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:46,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:46,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:46,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:46,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:46,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:46,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:46,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:46,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:46,080 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:46,080 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:46,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:46,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:46,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:46,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:46,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:46,081 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:46,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:46,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:46,082 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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f00e6b65e0a29c377145bf70e7b86b5a41841588cb18c94d5b96b52dc1efc4 [2021-11-23 15:55:46,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:46,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:46,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:46,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:46,361 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:46,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2021-11-23 15:55:46,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/2351abe76/4595aa652c0a4d4baa7ec8c31891b10e/FLAGfd0077ff2 [2021-11-23 15:55:47,126 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:47,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2021-11-23 15:55:47,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/2351abe76/4595aa652c0a4d4baa7ec8c31891b10e/FLAGfd0077ff2 [2021-11-23 15:55:47,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/2351abe76/4595aa652c0a4d4baa7ec8c31891b10e [2021-11-23 15:55:47,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:47,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:47,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:47,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:47,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:47,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529b0363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47, skipping insertion in model container [2021-11-23 15:55:47,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:47,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:47,650 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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2021-11-23 15:55:48,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:48,134 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:48,175 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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2021-11-23 15:55:48,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:48,421 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:48,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48 WrapperNode [2021-11-23 15:55:48,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:48,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:48,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:48,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:48,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,610 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2021-11-23 15:55:48,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:48,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:48,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:48,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:48,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:48,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:48,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:48,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:48,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:48,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:49,050 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:49,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:51,223 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:51,264 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 15:55:51,268 INFO L158 Benchmark]: Toolchain (without parser) took 3975.02ms. Allocated memory was 117.4MB in the beginning and 255.9MB in the end (delta: 138.4MB). Free memory was 83.7MB in the beginning and 173.6MB in the end (delta: -89.9MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,269 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:51,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1120.11ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 83.7MB in the beginning and 115.7MB in the end (delta: -31.9MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.99ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 91.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,271 INFO L158 Benchmark]: Boogie Preprocessor took 190.39ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 111.1MB in the end (delta: -19.2MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,272 INFO L158 Benchmark]: RCFGBuilder took 2461.64ms. Allocated memory was 161.5MB in the beginning and 255.9MB in the end (delta: 94.4MB). Free memory was 111.1MB in the beginning and 173.6MB in the end (delta: -62.6MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,276 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 75.4MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1120.11ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 83.7MB in the beginning and 115.7MB in the end (delta: -31.9MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.99ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 91.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.39ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 111.1MB in the end (delta: -19.2MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2461.64ms. Allocated memory was 161.5MB in the beginning and 255.9MB in the end (delta: 94.4MB). Free memory was 111.1MB in the beginning and 173.6MB in the end (delta: -62.6MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:51,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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 35f00e6b65e0a29c377145bf70e7b86b5a41841588cb18c94d5b96b52dc1efc4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:53,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:53,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:53,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:53,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:53,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:53,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:53,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:53,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:53,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:53,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:53,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:53,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:53,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:53,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:53,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:53,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:53,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:53,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:53,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:53,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:53,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:53,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:53,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:53,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:53,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:53,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:53,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:53,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:53,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:53,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:53,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:53,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:53,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:53,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:53,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:53,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:53,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:53,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:53,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:53,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:53,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:53,828 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:53,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:53,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:53,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:53,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:53,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:53,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:53,832 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:53,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:53,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:53,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:53,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:53,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:53,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:53,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:53,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:53,835 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:53,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:53,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:53,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:53,836 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:53,836 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:53,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:53,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:53,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:53,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:53,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:53,838 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:53,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:53,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:53,838 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:53,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:53,839 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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f00e6b65e0a29c377145bf70e7b86b5a41841588cb18c94d5b96b52dc1efc4 [2021-11-23 15:55:54,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:54,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:54,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:54,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:54,310 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:54,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2021-11-23 15:55:54,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/18ae503b6/0cb04aef8a13429c8bec9a3c3158ec5f/FLAG077f70f5d [2021-11-23 15:55:55,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:55,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/sv-benchmarks/c/eca-rers2012/Problem16_label24.c [2021-11-23 15:55:55,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/18ae503b6/0cb04aef8a13429c8bec9a3c3158ec5f/FLAG077f70f5d [2021-11-23 15:55:55,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/data/18ae503b6/0cb04aef8a13429c8bec9a3c3158ec5f [2021-11-23 15:55:55,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:55,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:55,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:55,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:55,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:55,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:55" (1/1) ... [2021-11-23 15:55:55,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19823d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:55, skipping insertion in model container [2021-11-23 15:55:55,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:55" (1/1) ... [2021-11-23 15:55:55,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:55,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:55,696 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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2021-11-23 15:55:56,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:56,218 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:56,261 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_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/sv-benchmarks/c/eca-rers2012/Problem16_label24.c[5513,5526] [2021-11-23 15:55:56,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:56,548 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:56,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56 WrapperNode [2021-11-23 15:55:56,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:56,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:56,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:56,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:56,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,704 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1765 [2021-11-23 15:55:56,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:56,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:56,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:56,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:56,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:56,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:56,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:56,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:56,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:56" (1/1) ... [2021-11-23 15:55:56,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:56,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:56,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:56,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:56,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:56,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:56,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:56,994 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:56,996 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:04,990 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:05,027 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 15:56:05,034 INFO L158 Benchmark]: Toolchain (without parser) took 9777.09ms. Allocated memory was 62.9MB in the beginning and 109.1MB in the end (delta: 46.1MB). Free memory was 37.6MB in the beginning and 50.9MB in the end (delta: -13.4MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,034 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:05,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1290.59ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 37.4MB in the beginning and 43.3MB in the end (delta: -5.9MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.14ms. Allocated memory is still 81.8MB. Free memory was 43.3MB in the beginning and 49.8MB in the end (delta: -6.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,037 INFO L158 Benchmark]: Boogie Preprocessor took 108.30ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 40.4MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,037 INFO L158 Benchmark]: RCFGBuilder took 8217.03ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 40.4MB in the beginning and 50.9MB in the end (delta: -10.6MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1290.59ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 37.4MB in the beginning and 43.3MB in the end (delta: -5.9MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.14ms. Allocated memory is still 81.8MB. Free memory was 43.3MB in the beginning and 49.8MB in the end (delta: -6.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.30ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 40.4MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8217.03ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 40.4MB in the beginning and 50.9MB in the end (delta: -10.6MB). 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 15:56:05,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22f1e218-31cb-4cc9-ba8b-30df70b3ab1b/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