./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label32.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_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/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_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/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_a56f845a-eb98-4520-ac9f-44ab7a12949a/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 7454882a5883ecf978d2a3a3d9022e0615a990844f1cdf89ab74196bb6c26375 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:42,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:42,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:42,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:42,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:42,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:42,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:42,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:42,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:42,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:42,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:42,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:42,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:42,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:42,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:42,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:42,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:42,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:42,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:42,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:42,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:42,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:42,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:42,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:42,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:42,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:42,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:42,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:42,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:42,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:42,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:42,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:42,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:42,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:42,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:42,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:42,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:42,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:42,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:42,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:42,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:42,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:42,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:42,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:42,610 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:42,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:42,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:42,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:42,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:42,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:42,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:42,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:42,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:42,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:42,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:42,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:42,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:42,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:42,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:42,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:42,622 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:42,622 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:42,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:42,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:42,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:42,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:42,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:42,624 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:42,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:42,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:42,625 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_a56f845a-eb98-4520-ac9f-44ab7a12949a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7454882a5883ecf978d2a3a3d9022e0615a990844f1cdf89ab74196bb6c26375 [2021-11-23 15:02:42,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:42,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:42,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:42,971 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:42,973 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:42,974 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label32.c [2021-11-23 15:02:43,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/e26527882/416694e418914cdd8710315b475d7b0c/FLAG733f71264 [2021-11-23 15:02:44,213 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:44,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/sv-benchmarks/c/eca-rers2012/Problem05_label32.c [2021-11-23 15:02:44,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/e26527882/416694e418914cdd8710315b475d7b0c/FLAG733f71264 [2021-11-23 15:02:44,407 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/e26527882/416694e418914cdd8710315b475d7b0c [2021-11-23 15:02:44,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:44,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:44,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:44,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:44,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:44,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:44" (1/1) ... [2021-11-23 15:02:44,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22226480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:44, skipping insertion in model container [2021-11-23 15:02:44,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:44" (1/1) ... [2021-11-23 15:02:44,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:44,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:47,148 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_a56f845a-eb98-4520-ac9f-44ab7a12949a/sv-benchmarks/c/eca-rers2012/Problem05_label32.c[374822,374835] [2021-11-23 15:02:47,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:47,225 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:48,507 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_a56f845a-eb98-4520-ac9f-44ab7a12949a/sv-benchmarks/c/eca-rers2012/Problem05_label32.c[374822,374835] [2021-11-23 15:02:48,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:48,590 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:48,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48 WrapperNode [2021-11-23 15:02:48,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:48,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:48,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:48,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:48,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:48,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,177 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:02:49,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:49,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:49,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:49,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:49,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:49,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:49,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:49,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:49,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:48" (1/1) ... [2021-11-23 15:02:49,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:49,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:49,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:49,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:49,798 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:49,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:57,231 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:57,319 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 15:02:57,325 INFO L158 Benchmark]: Toolchain (without parser) took 12910.41ms. Allocated memory was 107.0MB in the beginning and 771.8MB in the end (delta: 664.8MB). Free memory was 62.1MB in the beginning and 383.0MB in the end (delta: -320.9MB). Peak memory consumption was 351.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,326 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory was 60.3MB in the beginning and 60.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:57,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4209.67ms. Allocated memory was 107.0MB in the beginning and 224.4MB in the end (delta: 117.4MB). Free memory was 62.1MB in the beginning and 134.5MB in the end (delta: -72.4MB). Peak memory consumption was 115.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,329 INFO L158 Benchmark]: Boogie Procedure Inliner took 551.13ms. Allocated memory was 224.4MB in the beginning and 373.3MB in the end (delta: 148.9MB). Free memory was 134.5MB in the beginning and 242.5MB in the end (delta: -108.0MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,330 INFO L158 Benchmark]: Boogie Preprocessor took 408.43ms. Allocated memory is still 373.3MB. Free memory was 242.5MB in the beginning and 189.1MB in the end (delta: 53.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,331 INFO L158 Benchmark]: RCFGBuilder took 7733.59ms. Allocated memory was 373.3MB in the beginning and 771.8MB in the end (delta: 398.5MB). Free memory was 189.1MB in the beginning and 383.0MB in the end (delta: -194.0MB). Peak memory consumption was 212.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory was 60.3MB in the beginning and 60.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4209.67ms. Allocated memory was 107.0MB in the beginning and 224.4MB in the end (delta: 117.4MB). Free memory was 62.1MB in the beginning and 134.5MB in the end (delta: -72.4MB). Peak memory consumption was 115.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 551.13ms. Allocated memory was 224.4MB in the beginning and 373.3MB in the end (delta: 148.9MB). Free memory was 134.5MB in the beginning and 242.5MB in the end (delta: -108.0MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 408.43ms. Allocated memory is still 373.3MB. Free memory was 242.5MB in the beginning and 189.1MB in the end (delta: 53.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 7733.59ms. Allocated memory was 373.3MB in the beginning and 771.8MB in the end (delta: 398.5MB). Free memory was 189.1MB in the beginning and 383.0MB in the end (delta: -194.0MB). Peak memory consumption was 212.9MB. 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 15:02:57,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/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_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/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_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/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_a56f845a-eb98-4520-ac9f-44ab7a12949a/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 7454882a5883ecf978d2a3a3d9022e0615a990844f1cdf89ab74196bb6c26375 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:59,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:59,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:59,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:59,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:59,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:59,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:59,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:59,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:59,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:59,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:59,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:59,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:59,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:59,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:59,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:59,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:59,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:59,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:59,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:59,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:59,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:59,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:59,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:59,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:59,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:59,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:59,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:59,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:59,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:59,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:59,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:59,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:59,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:59,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:59,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:59,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:59,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:59,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:59,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:59,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:59,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:00,022 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:00,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:00,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:00,023 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:00,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:00,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:00,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:00,024 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:00,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:00,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:00,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:00,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:00,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:00,025 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:00,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:00,026 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:00,026 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:00,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:00,026 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:00,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:00,026 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:00,027 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:00,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:00,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:00,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:00,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:00,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:00,029 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:00,029 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:00,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:00,029 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:00,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:00,030 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_a56f845a-eb98-4520-ac9f-44ab7a12949a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7454882a5883ecf978d2a3a3d9022e0615a990844f1cdf89ab74196bb6c26375 [2021-11-23 15:03:00,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:00,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:00,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:00,496 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:00,497 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:00,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label32.c [2021-11-23 15:03:00,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/2ee1129bf/02798be426d647aa9a7a7fd5a5f29824/FLAGfac273f1b [2021-11-23 15:03:01,633 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:01,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/sv-benchmarks/c/eca-rers2012/Problem05_label32.c [2021-11-23 15:03:01,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/2ee1129bf/02798be426d647aa9a7a7fd5a5f29824/FLAGfac273f1b [2021-11-23 15:03:01,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/data/2ee1129bf/02798be426d647aa9a7a7fd5a5f29824 [2021-11-23 15:03:01,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:01,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:01,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:01,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:01,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:01,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a3579c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01, skipping insertion in model container [2021-11-23 15:03:01,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:02,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:04,459 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_a56f845a-eb98-4520-ac9f-44ab7a12949a/sv-benchmarks/c/eca-rers2012/Problem05_label32.c[374822,374835] [2021-11-23 15:03:04,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:04,504 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:06,094 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_a56f845a-eb98-4520-ac9f-44ab7a12949a/sv-benchmarks/c/eca-rers2012/Problem05_label32.c[374822,374835] [2021-11-23 15:03:06,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:06,179 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:06,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06 WrapperNode [2021-11-23 15:03:06,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:06,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:06,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:06,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:06,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,841 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:03:06,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:06,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:06,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:06,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:06,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:07,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:07,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:07,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:07,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:07,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:07,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:07,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:07,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:07,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:07,756 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:07,758 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:18,133 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:18,205 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 15:03:18,209 INFO L158 Benchmark]: Toolchain (without parser) took 16277.03ms. Allocated memory was 69.2MB in the beginning and 744.5MB in the end (delta: 675.3MB). Free memory was 31.2MB in the beginning and 378.0MB in the end (delta: -346.9MB). Peak memory consumption was 474.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,210 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:18,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4248.64ms. Allocated memory was 69.2MB in the beginning and 180.4MB in the end (delta: 111.1MB). Free memory was 31.0MB in the beginning and 71.6MB in the end (delta: -40.6MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 659.17ms. Allocated memory was 180.4MB in the beginning and 360.7MB in the end (delta: 180.4MB). Free memory was 71.6MB in the beginning and 224.2MB in the end (delta: -152.6MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,213 INFO L158 Benchmark]: Boogie Preprocessor took 723.00ms. Allocated memory is still 360.7MB. Free memory was 224.2MB in the beginning and 202.7MB in the end (delta: 21.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,214 INFO L158 Benchmark]: RCFGBuilder took 10640.78ms. Allocated memory was 360.7MB in the beginning and 744.5MB in the end (delta: 383.8MB). Free memory was 202.7MB in the beginning and 378.0MB in the end (delta: -175.3MB). Peak memory consumption was 356.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,217 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4248.64ms. Allocated memory was 69.2MB in the beginning and 180.4MB in the end (delta: 111.1MB). Free memory was 31.0MB in the beginning and 71.6MB in the end (delta: -40.6MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 659.17ms. Allocated memory was 180.4MB in the beginning and 360.7MB in the end (delta: 180.4MB). Free memory was 71.6MB in the beginning and 224.2MB in the end (delta: -152.6MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 723.00ms. Allocated memory is still 360.7MB. Free memory was 224.2MB in the beginning and 202.7MB in the end (delta: 21.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * RCFGBuilder took 10640.78ms. Allocated memory was 360.7MB in the beginning and 744.5MB in the end (delta: 383.8MB). Free memory was 202.7MB in the beginning and 378.0MB in the end (delta: -175.3MB). Peak memory consumption was 356.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:18,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a56f845a-eb98-4520-ac9f-44ab7a12949a/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