./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label29.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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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 5b97ff5ceba251ab7fbafe0c3432eac346423cbbff0a928a797ba0e4f7876661 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:38,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:38,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:38,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:38,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:38,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:38,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:38,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:38,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:38,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:38,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:38,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:38,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:38,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:38,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:38,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:38,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:38,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:38,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:38,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:38,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:38,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:38,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:38,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:38,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:38,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:38,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:38,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:38,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:38,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:38,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:38,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:38,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:38,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:38,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:38,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:38,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:38,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:38,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:38,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:38,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:38,492 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:38:38,536 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:38,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:38,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:38,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:38,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:38,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:38,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:38,540 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:38,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:38:38,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:38,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:38,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:38,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:38,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:38,542 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:38,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:38,543 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:38,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:38,543 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:38,543 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:38,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:38,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:38,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:38,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:38,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:38,545 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:38:38,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:38:38,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:38,546 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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b97ff5ceba251ab7fbafe0c3432eac346423cbbff0a928a797ba0e4f7876661 [2021-11-23 15:38:38,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:38,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:38,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:38,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:38,839 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:38,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label29.c [2021-11-23 15:38:38,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/6701ad793/03b14a30d09a4d52a2120a7df6943193/FLAGe45d7761d [2021-11-23 15:38:39,680 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:39,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/sv-benchmarks/c/eca-rers2012/Problem12_label29.c [2021-11-23 15:38:39,721 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/6701ad793/03b14a30d09a4d52a2120a7df6943193/FLAGe45d7761d [2021-11-23 15:38:39,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/6701ad793/03b14a30d09a4d52a2120a7df6943193 [2021-11-23 15:38:39,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:39,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:39,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:39,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:39,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:39,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:39" (1/1) ... [2021-11-23 15:38:39,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a38afd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:39, skipping insertion in model container [2021-11-23 15:38:39,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:39" (1/1) ... [2021-11-23 15:38:39,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:40,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:40,345 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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/sv-benchmarks/c/eca-rers2012/Problem12_label29.c[6855,6868] [2021-11-23 15:38:41,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:41,499 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:41,541 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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/sv-benchmarks/c/eca-rers2012/Problem12_label29.c[6855,6868] [2021-11-23 15:38:42,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:42,192 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:42,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42 WrapperNode [2021-11-23 15:38:42,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:42,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:42,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:42,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:42,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:42,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:42,705 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:38:42,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:42,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:42,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:42,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:42,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:42,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:42,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:42,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:43,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:43,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:43,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:43,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:43,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:43,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:43,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:43,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:42" (1/1) ... [2021-11-23 15:38:43,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:43,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:43,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:43,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:43,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:43,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:38:43,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:43,672 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:43,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:47,812 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:38:47,866 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 15:38:47,876 INFO L158 Benchmark]: Toolchain (without parser) took 7942.80ms. Allocated memory was 98.6MB in the beginning and 373.3MB in the end (delta: 274.7MB). Free memory was 69.0MB in the beginning and 197.3MB in the end (delta: -128.3MB). Peak memory consumption was 234.9MB. Max. memory is 16.1GB. [2021-11-23 15:38:47,878 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 68.2MB in the beginning and 68.1MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:47,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2261.43ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 68.7MB in the beginning and 61.1MB in the end (delta: 7.6MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:47,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 511.74ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 61.1MB in the beginning and 91.9MB in the end (delta: -30.8MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2021-11-23 15:38:47,881 INFO L158 Benchmark]: Boogie Preprocessor took 642.33ms. Allocated memory is still 184.5MB. Free memory was 91.9MB in the beginning and 65.3MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:38:47,882 INFO L158 Benchmark]: RCFGBuilder took 4522.88ms. Allocated memory was 184.5MB in the beginning and 373.3MB in the end (delta: 188.7MB). Free memory was 65.3MB in the beginning and 197.3MB in the end (delta: -132.0MB). Peak memory consumption was 147.8MB. Max. memory is 16.1GB. [2021-11-23 15:38:47,891 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 68.2MB in the beginning and 68.1MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2261.43ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 68.7MB in the beginning and 61.1MB in the end (delta: 7.6MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 511.74ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 61.1MB in the beginning and 91.9MB in the end (delta: -30.8MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 642.33ms. Allocated memory is still 184.5MB. Free memory was 91.9MB in the beginning and 65.3MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4522.88ms. Allocated memory was 184.5MB in the beginning and 373.3MB in the end (delta: 188.7MB). Free memory was 65.3MB in the beginning and 197.3MB in the end (delta: -132.0MB). Peak memory consumption was 147.8MB. 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 15:38:47,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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 5b97ff5ceba251ab7fbafe0c3432eac346423cbbff0a928a797ba0e4f7876661 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:50,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:50,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:50,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:50,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:50,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:50,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:50,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:50,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:50,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:50,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:50,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:50,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:50,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:50,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:50,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:50,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:50,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:50,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:50,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:50,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:50,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:50,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:50,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:50,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:50,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:50,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:50,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:50,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:50,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:50,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:50,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:50,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:50,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:50,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:50,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:50,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:50,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:50,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:50,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:50,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:50,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:38:50,398 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:50,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:50,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:50,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:50,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:50,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:50,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:50,401 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:38:50,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:38:50,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:50,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:50,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:50,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:50,402 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:38:50,402 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:38:50,402 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:38:50,403 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:38:50,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:50,403 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:50,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:50,404 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:50,404 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:50,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:50,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:50,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:50,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:50,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:50,406 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:38:50,406 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:38:50,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:50,407 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:38:50,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:38:50,407 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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b97ff5ceba251ab7fbafe0c3432eac346423cbbff0a928a797ba0e4f7876661 [2021-11-23 15:38:50,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:50,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:50,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:50,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:50,830 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:50,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label29.c [2021-11-23 15:38:50,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/57cba759a/952352586a924a9bb318bada19b24478/FLAGdf5cb7d62 [2021-11-23 15:38:51,905 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:51,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/sv-benchmarks/c/eca-rers2012/Problem12_label29.c [2021-11-23 15:38:51,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/57cba759a/952352586a924a9bb318bada19b24478/FLAGdf5cb7d62 [2021-11-23 15:38:52,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/data/57cba759a/952352586a924a9bb318bada19b24478 [2021-11-23 15:38:52,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:52,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:52,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:52,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:52,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:52,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:52" (1/1) ... [2021-11-23 15:38:52,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b8f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:52, skipping insertion in model container [2021-11-23 15:38:52,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:52" (1/1) ... [2021-11-23 15:38:52,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:52,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:52,720 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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/sv-benchmarks/c/eca-rers2012/Problem12_label29.c[6855,6868] [2021-11-23 15:38:54,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:54,056 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:54,097 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_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/sv-benchmarks/c/eca-rers2012/Problem12_label29.c[6855,6868] [2021-11-23 15:38:54,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:54,922 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:54,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54 WrapperNode [2021-11-23 15:38:54,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:54,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:54,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:54,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:54,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,197 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:38:55,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:55,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:55,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:55,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:55,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:55,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:55,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:55,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:55,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:54" (1/1) ... [2021-11-23 15:38:55,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:55,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:55,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:55,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:38:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:55,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:55,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:19,104 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:19,164 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 15:39:19,178 INFO L158 Benchmark]: Toolchain (without parser) took 26847.62ms. Allocated memory was 71.3MB in the beginning and 306.2MB in the end (delta: 234.9MB). Free memory was 38.9MB in the beginning and 144.6MB in the end (delta: -105.8MB). Peak memory consumption was 150.0MB. Max. memory is 16.1GB. [2021-11-23 15:39:19,179 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:19,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2594.52ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 38.6MB in the beginning and 90.4MB in the end (delta: -51.9MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-11-23 15:39:19,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 272.13ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 56.7MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:39:19,183 INFO L158 Benchmark]: Boogie Preprocessor took 259.80ms. Allocated memory is still 142.6MB. Free memory was 56.7MB in the beginning and 62.2MB in the end (delta: -5.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2021-11-23 15:39:19,184 INFO L158 Benchmark]: RCFGBuilder took 23715.86ms. Allocated memory was 142.6MB in the beginning and 306.2MB in the end (delta: 163.6MB). Free memory was 62.2MB in the beginning and 144.6MB in the end (delta: -82.5MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. [2021-11-23 15:39:19,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2594.52ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 38.6MB in the beginning and 90.4MB in the end (delta: -51.9MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 272.13ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 56.7MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 259.80ms. Allocated memory is still 142.6MB. Free memory was 56.7MB in the beginning and 62.2MB in the end (delta: -5.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * RCFGBuilder took 23715.86ms. Allocated memory was 142.6MB in the beginning and 306.2MB in the end (delta: 163.6MB). Free memory was 62.2MB in the beginning and 144.6MB in the end (delta: -82.5MB). Peak memory consumption was 103.7MB. 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 15:39:19,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af2590c-e17f-4db9-8cf2-0f8cab7d74a8/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