./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label36.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_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/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_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/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_08076feb-16bf-4a4f-b880-3f618a2f39b0/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 a20c49f3582b32c3cec1a5dfc1815c6c092999096bb4b2da6902587a162d75e0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:39,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:39,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:39,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:39,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:39,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:39,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:39,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:39,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:39,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:39,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:39,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:39,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:39,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:39,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:39,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:39,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:39,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:39,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:39,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:39,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:39,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:39,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:39,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:39,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:39,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:39,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:39,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:39,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:39,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:39,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:39,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:39,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:39,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:39,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:39,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:39,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:39,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:39,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:39,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:39,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:39,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:39,428 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:39,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:39,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:39,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:39,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:39,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:39,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:39,434 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:39,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:39,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:39,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:39,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:39,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:39,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:39,442 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:39,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:39,443 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:39,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:39,443 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:39,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:39,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:39,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:39,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:39,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:39,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:39,445 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:39,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:39,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:39,446 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a20c49f3582b32c3cec1a5dfc1815c6c092999096bb4b2da6902587a162d75e0 [2021-11-23 15:03:39,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:39,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:39,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:39,725 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:39,726 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:39,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label36.c [2021-11-23 15:03:39,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/b7434ccaa/c5a21b6e2dc64642bf3d501e2958b6c1/FLAG47c64f26a [2021-11-23 15:03:43,850 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:43,852 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/sv-benchmarks/c/eca-rers2012/Problem08_label36.c [2021-11-23 15:03:44,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/b7434ccaa/c5a21b6e2dc64642bf3d501e2958b6c1/FLAG47c64f26a [2021-11-23 15:03:44,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/b7434ccaa/c5a21b6e2dc64642bf3d501e2958b6c1 [2021-11-23 15:03:44,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:44,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:44,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:44,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:44,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:44,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:44" (1/1) ... [2021-11-23 15:03:44,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38aea075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:44, skipping insertion in model container [2021-11-23 15:03:44,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:44" (1/1) ... [2021-11-23 15:03:44,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:46,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:13,458 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/sv-benchmarks/c/eca-rers2012/Problem08_label36.c[5717764,5717777] [2021-11-23 15:04:13,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:13,600 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:27,366 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/sv-benchmarks/c/eca-rers2012/Problem08_label36.c[5717764,5717777] [2021-11-23 15:04:27,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:32,843 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:32,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32 WrapperNode [2021-11-23 15:04:32,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:32,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:32,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:32,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:32,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:34,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:39,222 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:04:39,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:39,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:39,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:39,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:39,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:39,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:40,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:40,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:43,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:43,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:44,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:45,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:45,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:45,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:45,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:32" (1/1) ... [2021-11-23 15:04:45,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:45,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:45,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:45,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:46,220 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:46,222 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:58,272 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:58,509 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:58,521 INFO L158 Benchmark]: Toolchain (without parser) took 133875.66ms. Allocated memory was 855.6MB in the beginning and 12.0GB in the end (delta: 11.1GB). Free memory was 551.5MB in the beginning and 8.1GB in the end (delta: -7.6GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:05:58,522 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 52.1MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:58,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 48200.23ms. Allocated memory was 855.6MB in the beginning and 5.3GB in the end (delta: 4.5GB). Free memory was 551.5MB in the beginning and 3.4GB in the end (delta: -2.8GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:05:58,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 6377.67ms. Allocated memory was 5.3GB in the beginning and 7.7GB in the end (delta: 2.3GB). Free memory was 3.4GB in the beginning and 5.0GB in the end (delta: -1.6GB). Peak memory consumption was 761.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,528 INFO L158 Benchmark]: Boogie Preprocessor took 6683.00ms. Allocated memory was 7.7GB in the beginning and 10.5GB in the end (delta: 2.9GB). Free memory was 5.0GB in the beginning and 7.5GB in the end (delta: -2.5GB). Peak memory consumption was 684.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,529 INFO L158 Benchmark]: RCFGBuilder took 72610.17ms. Allocated memory was 10.5GB in the beginning and 12.0GB in the end (delta: 1.4GB). Free memory was 7.5GB in the beginning and 8.1GB in the end (delta: -604.0MB). Peak memory consumption was 987.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 52.1MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 48200.23ms. Allocated memory was 855.6MB in the beginning and 5.3GB in the end (delta: 4.5GB). Free memory was 551.5MB in the beginning and 3.4GB in the end (delta: -2.8GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6377.67ms. Allocated memory was 5.3GB in the beginning and 7.7GB in the end (delta: 2.3GB). Free memory was 3.4GB in the beginning and 5.0GB in the end (delta: -1.6GB). Peak memory consumption was 761.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6683.00ms. Allocated memory was 7.7GB in the beginning and 10.5GB in the end (delta: 2.9GB). Free memory was 5.0GB in the beginning and 7.5GB in the end (delta: -2.5GB). Peak memory consumption was 684.7MB. Max. memory is 16.1GB. * RCFGBuilder took 72610.17ms. Allocated memory was 10.5GB in the beginning and 12.0GB in the end (delta: 1.4GB). Free memory was 7.5GB in the beginning and 8.1GB in the end (delta: -604.0MB). Peak memory consumption was 987.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:58,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/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_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/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_08076feb-16bf-4a4f-b880-3f618a2f39b0/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 a20c49f3582b32c3cec1a5dfc1815c6c092999096bb4b2da6902587a162d75e0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:01,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:01,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:01,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:01,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:01,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:01,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:01,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:01,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:01,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:01,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:01,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:01,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:01,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:01,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:01,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:01,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:01,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:01,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:01,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:01,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:01,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:01,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:01,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:01,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:01,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:01,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:01,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:01,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:01,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:01,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:01,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:01,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:01,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:01,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:01,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:01,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:01,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:01,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:01,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:01,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:01,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:01,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:01,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:01,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:01,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:01,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:01,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:01,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:01,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:01,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:01,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:01,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:01,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:01,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:01,467 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:01,467 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:01,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:01,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:01,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:01,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:01,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:01,468 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:01,469 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:01,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:01,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:01,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:01,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:01,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:01,470 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:01,470 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:01,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:01,471 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:01,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:01,471 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a20c49f3582b32c3cec1a5dfc1815c6c092999096bb4b2da6902587a162d75e0 [2021-11-23 15:06:01,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:01,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:01,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:01,919 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:01,920 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:01,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label36.c [2021-11-23 15:06:02,008 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/18af1cff6/1aa6831e29854f0fab12d2d1b8119098/FLAG2e7cae7e9 [2021-11-23 15:06:06,611 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:06,612 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/sv-benchmarks/c/eca-rers2012/Problem08_label36.c [2021-11-23 15:06:07,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/18af1cff6/1aa6831e29854f0fab12d2d1b8119098/FLAG2e7cae7e9 [2021-11-23 15:06:07,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/data/18af1cff6/1aa6831e29854f0fab12d2d1b8119098 [2021-11-23 15:06:07,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:07,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:07,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:07,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:07,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:07,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:07" (1/1) ... [2021-11-23 15:06:07,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c4d0fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:07, skipping insertion in model container [2021-11-23 15:06:07,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:07" (1/1) ... [2021-11-23 15:06:07,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:08,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:35,035 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/sv-benchmarks/c/eca-rers2012/Problem08_label36.c[5717764,5717777] [2021-11-23 15:06:35,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:35,164 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:50,660 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_08076feb-16bf-4a4f-b880-3f618a2f39b0/sv-benchmarks/c/eca-rers2012/Problem08_label36.c[5717764,5717777] [2021-11-23 15:06:50,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:55,561 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:55,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55 WrapperNode [2021-11-23 15:06:55,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:55,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:55,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:55,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:55,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:06:56,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:02,183 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:07:02,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:02,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:07:02,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:07:02,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:07:02,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:02,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:03,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:03,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:05,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:05,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:05,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:07,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:07:07,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:07:07,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:07:07,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:07:07,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:55" (1/1) ... [2021-11-23 15:07:07,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:07,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:07,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:07,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:07:07,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:07,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:07,524 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:07,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:08:51,051 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:08:51,323 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 15:08:51,330 INFO L158 Benchmark]: Toolchain (without parser) took 164180.23ms. Allocated memory was 474.0MB in the beginning and 12.0GB in the end (delta: 11.6GB). Free memory was 225.6MB in the beginning and 8.5GB in the end (delta: -8.3GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:08:51,332 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 51.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:08:51,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 48405.23ms. Allocated memory was 474.0MB in the beginning and 5.7GB in the end (delta: 5.2GB). Free memory was 225.6MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:08:51,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 6620.06ms. Allocated memory was 5.7GB in the beginning and 8.3GB in the end (delta: 2.6GB). Free memory was 3.7GB in the beginning and 5.7GB in the end (delta: -2.0GB). Peak memory consumption was 882.9MB. Max. memory is 16.1GB. [2021-11-23 15:08:51,335 INFO L158 Benchmark]: Boogie Preprocessor took 4989.92ms. Allocated memory is still 8.3GB. Free memory was 5.7GB in the beginning and 5.2GB in the end (delta: 467.7MB). Peak memory consumption was 762.3MB. Max. memory is 16.1GB. [2021-11-23 15:08:51,337 INFO L158 Benchmark]: RCFGBuilder took 104152.29ms. Allocated memory was 8.3GB in the beginning and 12.0GB in the end (delta: 3.8GB). Free memory was 5.2GB in the beginning and 8.5GB in the end (delta: -3.3GB). Peak memory consumption was 999.3MB. Max. memory is 16.1GB. [2021-11-23 15:08:51,346 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 51.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 48405.23ms. Allocated memory was 474.0MB in the beginning and 5.7GB in the end (delta: 5.2GB). Free memory was 225.6MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6620.06ms. Allocated memory was 5.7GB in the beginning and 8.3GB in the end (delta: 2.6GB). Free memory was 3.7GB in the beginning and 5.7GB in the end (delta: -2.0GB). Peak memory consumption was 882.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4989.92ms. Allocated memory is still 8.3GB. Free memory was 5.7GB in the beginning and 5.2GB in the end (delta: 467.7MB). Peak memory consumption was 762.3MB. Max. memory is 16.1GB. * RCFGBuilder took 104152.29ms. Allocated memory was 8.3GB in the beginning and 12.0GB in the end (delta: 3.8GB). Free memory was 5.2GB in the beginning and 8.5GB in the end (delta: -3.3GB). Peak memory consumption was 999.3MB. 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 15:08:51,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08076feb-16bf-4a4f-b880-3f618a2f39b0/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