./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label52.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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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 300dca2efecc5c8214152db2a6b2d689ec4c315eac2b659302619d92ad8af6b0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:01,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:01,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:01,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:01,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:01,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:01,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:01,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:01,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:01,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:01,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:01,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:01,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:01,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:01,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:01,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:01,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:01,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:01,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:01,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:01,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:01,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:01,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:01,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:01,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:01,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:01,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:01,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:01,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:01,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:01,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:01,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:01,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:01,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:01,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:01,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:01,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:01,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:01,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:01,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:01,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:01,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:02,013 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:02,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:02,014 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:02,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:02,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:02,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:02,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:02,015 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:02,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:02,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:02,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:02,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:02,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:02,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:02,017 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:02,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:02,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:02,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:02,017 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:02,018 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:02,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:02,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:02,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:02,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:02,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:02,019 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:02,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:02,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:02,019 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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 300dca2efecc5c8214152db2a6b2d689ec4c315eac2b659302619d92ad8af6b0 [2021-11-23 15:55:02,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:02,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:02,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:02,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:02,318 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:02,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label52.c [2021-11-23 15:55:02,388 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/3904560e3/8dd23f272f32484584a7e23d4b56233e/FLAG05d493711 [2021-11-23 15:55:05,253 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:05,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/sv-benchmarks/c/eca-rers2012/Problem07_label52.c [2021-11-23 15:55:05,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/3904560e3/8dd23f272f32484584a7e23d4b56233e/FLAG05d493711 [2021-11-23 15:55:05,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/3904560e3/8dd23f272f32484584a7e23d4b56233e [2021-11-23 15:55:05,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:05,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:05,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:05,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:05,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:05,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2101af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05, skipping insertion in model container [2021-11-23 15:55:05,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:06,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:18,368 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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/sv-benchmarks/c/eca-rers2012/Problem07_label52.c[2776488,2776501] [2021-11-23 15:55:18,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:18,446 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:25,464 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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/sv-benchmarks/c/eca-rers2012/Problem07_label52.c[2776488,2776501] [2021-11-23 15:55:25,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:26,496 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:26,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26 WrapperNode [2021-11-23 15:55:26,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:26,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:26,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:26,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:26,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:27,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:30,180 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:55:30,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:30,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:30,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:30,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:30,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:30,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:30,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:30,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:32,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:32,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:32,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:33,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:33,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:33,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:33,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:33,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:33,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:33,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:33,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:33,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:33,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:33,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:33,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:33,538 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:33,539 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:14,211 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:14,428 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:14,441 INFO L158 Benchmark]: Toolchain (without parser) took 68560.86ms. Allocated memory was 360.7MB in the beginning and 8.3GB in the end (delta: 7.9GB). Free memory was 210.5MB in the beginning and 6.8GB in the end (delta: -6.6GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:56:14,442 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:14,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20617.83ms. Allocated memory was 360.7MB in the beginning and 1.8GB in the end (delta: 1.4GB). Free memory was 210.0MB in the beginning and 1.1GB in the end (delta: -852.5MB). Peak memory consumption was 804.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 3683.20ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.1GB in the beginning and 2.6GB in the end (delta: -1.5GB). Peak memory consumption was 360.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,448 INFO L158 Benchmark]: Boogie Preprocessor took 3128.17ms. Allocated memory was 3.6GB in the beginning and 6.3GB in the end (delta: 2.7GB). Free memory was 2.6GB in the beginning and 5.0GB in the end (delta: -2.5GB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,449 INFO L158 Benchmark]: RCFGBuilder took 41124.92ms. Allocated memory was 6.3GB in the beginning and 8.3GB in the end (delta: 2.0GB). Free memory was 5.0GB in the beginning and 6.8GB in the end (delta: -1.8GB). Peak memory consumption was 571.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20617.83ms. Allocated memory was 360.7MB in the beginning and 1.8GB in the end (delta: 1.4GB). Free memory was 210.0MB in the beginning and 1.1GB in the end (delta: -852.5MB). Peak memory consumption was 804.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3683.20ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.1GB in the beginning and 2.6GB in the end (delta: -1.5GB). Peak memory consumption was 360.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3128.17ms. Allocated memory was 3.6GB in the beginning and 6.3GB in the end (delta: 2.7GB). Free memory was 2.6GB in the beginning and 5.0GB in the end (delta: -2.5GB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. * RCFGBuilder took 41124.92ms. Allocated memory was 6.3GB in the beginning and 8.3GB in the end (delta: 2.0GB). Free memory was 5.0GB in the beginning and 6.8GB in the end (delta: -1.8GB). Peak memory consumption was 571.5MB. 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 15:56:14,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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 300dca2efecc5c8214152db2a6b2d689ec4c315eac2b659302619d92ad8af6b0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:17,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:17,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:17,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:17,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:17,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:17,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:17,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:17,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:17,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:17,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:17,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:17,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:17,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:17,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:17,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:17,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:17,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:17,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:17,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:17,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:17,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:17,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:17,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:17,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:17,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:17,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:17,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:17,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:17,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:17,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:17,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:17,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:17,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:17,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:17,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:17,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:17,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:17,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:17,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:17,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:17,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:17,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:17,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:17,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:17,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:17,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:17,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:17,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:17,821 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:17,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:17,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:17,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:17,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:17,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:17,824 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:17,824 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:17,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:17,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:17,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:17,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:17,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:17,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:17,827 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:17,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:17,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:17,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:17,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:17,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:17,828 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:17,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:17,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:17,829 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:17,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:17,830 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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 300dca2efecc5c8214152db2a6b2d689ec4c315eac2b659302619d92ad8af6b0 [2021-11-23 15:56:18,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:18,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:18,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:18,384 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:18,385 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:18,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label52.c [2021-11-23 15:56:18,463 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/62f5de6fb/0093e04496de4814b864ab1cbddc8141/FLAGd05427dd3 [2021-11-23 15:56:21,796 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:21,797 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/sv-benchmarks/c/eca-rers2012/Problem07_label52.c [2021-11-23 15:56:21,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/62f5de6fb/0093e04496de4814b864ab1cbddc8141/FLAGd05427dd3 [2021-11-23 15:56:22,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/data/62f5de6fb/0093e04496de4814b864ab1cbddc8141 [2021-11-23 15:56:22,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:22,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:22,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:22,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:22,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:22,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7c7d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22, skipping insertion in model container [2021-11-23 15:56:22,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:23,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:37,722 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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/sv-benchmarks/c/eca-rers2012/Problem07_label52.c[2776488,2776501] [2021-11-23 15:56:37,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:37,802 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:45,697 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_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/sv-benchmarks/c/eca-rers2012/Problem07_label52.c[2776488,2776501] [2021-11-23 15:56:45,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:46,575 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:46,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46 WrapperNode [2021-11-23 15:56:46,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:46,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:46,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:46,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:46,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:47,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:50,583 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:56:50,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:50,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:50,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:50,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:50,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:50,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:51,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:51,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:52,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:52,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:53,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:53,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:53,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:53,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:53,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:53,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:46" (1/1) ... [2021-11-23 15:56:53,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:53,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:53,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:53,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:53,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:54,042 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:54,044 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:50,224 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:50,405 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 15:57:50,412 INFO L158 Benchmark]: Toolchain (without parser) took 88010.41ms. Allocated memory was 547.4MB in the beginning and 8.2GB in the end (delta: 7.7GB). Free memory was 373.3MB in the beginning and 6.5GB in the end (delta: -6.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2021-11-23 15:57:50,413 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 52.4MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:50,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 24174.45ms. Allocated memory was 547.4MB in the beginning and 3.2GB in the end (delta: 2.6GB). Free memory was 373.3MB in the beginning and 2.4GB in the end (delta: -2.0GB). Peak memory consumption was 631.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:50,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 4006.89ms. Allocated memory was 3.2GB in the beginning and 5.6GB in the end (delta: 2.4GB). Free memory was 2.4GB in the beginning and 4.6GB in the end (delta: -2.2GB). Peak memory consumption was 339.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:50,417 INFO L158 Benchmark]: Boogie Preprocessor took 3103.09ms. Allocated memory is still 5.6GB. Free memory was 4.6GB in the beginning and 4.3GB in the end (delta: 275.8MB). Peak memory consumption was 330.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:50,419 INFO L158 Benchmark]: RCFGBuilder took 56720.26ms. Allocated memory was 5.6GB in the beginning and 8.2GB in the end (delta: 2.7GB). Free memory was 4.3GB in the beginning and 6.5GB in the end (delta: -2.2GB). Peak memory consumption was 521.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:50,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 52.4MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 24174.45ms. Allocated memory was 547.4MB in the beginning and 3.2GB in the end (delta: 2.6GB). Free memory was 373.3MB in the beginning and 2.4GB in the end (delta: -2.0GB). Peak memory consumption was 631.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4006.89ms. Allocated memory was 3.2GB in the beginning and 5.6GB in the end (delta: 2.4GB). Free memory was 2.4GB in the beginning and 4.6GB in the end (delta: -2.2GB). Peak memory consumption was 339.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3103.09ms. Allocated memory is still 5.6GB. Free memory was 4.6GB in the beginning and 4.3GB in the end (delta: 275.8MB). Peak memory consumption was 330.3MB. Max. memory is 16.1GB. * RCFGBuilder took 56720.26ms. Allocated memory was 5.6GB in the beginning and 8.2GB in the end (delta: 2.7GB). Free memory was 4.3GB in the beginning and 6.5GB in the end (delta: -2.2GB). Peak memory consumption was 521.1MB. 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 15:57:50,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffd6aa9d-b4c8-42b7-a494-b23c4a8d9cd5/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