./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_1_4.i --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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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 ad34237e996cd331563e8b065d0d5380e94c9435b4bac2fb1e22d28e3c8a5cb6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:20,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:20,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:21,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:21,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:21,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:21,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:21,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:21,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:21,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:21,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:21,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:21,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:21,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:21,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:21,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:21,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:21,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:21,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:21,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:21,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:21,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:21,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:21,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:21,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:21,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:21,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:21,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:21,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:21,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:21,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:21,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:21,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:21,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:21,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:21,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:21,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:21,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:21,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:21,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:21,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:21,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:21,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:21,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:21,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:21,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:21,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:21,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:21,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:21,168 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:21,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:21,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:21,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:21,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:21,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:21,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:21,171 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:21,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:21,172 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:21,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:21,172 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:21,172 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:21,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:21,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:21,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:21,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:21,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:21,174 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:21,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:21,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:21,175 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad34237e996cd331563e8b065d0d5380e94c9435b4bac2fb1e22d28e3c8a5cb6 [2021-11-23 15:51:21,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:21,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:21,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:21,512 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:21,514 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:21,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_1+newton_1_4.i [2021-11-23 15:51:21,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/b35999d31/3e844890e07f49119303e965aec68f02/FLAGecef6e7b4 [2021-11-23 15:51:22,126 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:22,132 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i [2021-11-23 15:51:22,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/b35999d31/3e844890e07f49119303e965aec68f02/FLAGecef6e7b4 [2021-11-23 15:51:22,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/b35999d31/3e844890e07f49119303e965aec68f02 [2021-11-23 15:51:22,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:22,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:22,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:22,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:22,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:22,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bf22a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22, skipping insertion in model container [2021-11-23 15:51:22,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:22,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:22,729 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[1226,1239] [2021-11-23 15:51:22,784 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[2786,2799] [2021-11-23 15:51:22,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:22,797 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:22,816 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[1226,1239] [2021-11-23 15:51:22,841 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[2786,2799] [2021-11-23 15:51:22,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:22,864 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:22,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22 WrapperNode [2021-11-23 15:51:22,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:22,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:22,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:22,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:22,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,935 INFO L137 Inliner]: procedures = 27, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 78 [2021-11-23 15:51:22,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:22,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:22,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:22,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:22,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:22,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:22,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:22,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:22,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:23,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:23,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:23,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:23,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:23,155 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:23,156 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:23,396 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:23,437 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 15:51:23,442 INFO L158 Benchmark]: Toolchain (without parser) took 949.10ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 56.2MB in the beginning and 87.5MB in the end (delta: -31.3MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,443 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:23,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.95ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 56.2MB in the beginning and 102.2MB in the end (delta: -46.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.46ms. Allocated memory is still 127.9MB. Free memory was 102.2MB in the beginning and 100.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,449 INFO L158 Benchmark]: Boogie Preprocessor took 51.98ms. Allocated memory is still 127.9MB. Free memory was 100.9MB in the beginning and 99.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:23,450 INFO L158 Benchmark]: RCFGBuilder took 450.28ms. Allocated memory is still 127.9MB. Free memory was 99.6MB in the beginning and 88.3MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:23,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.95ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 56.2MB in the beginning and 102.2MB in the end (delta: -46.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.46ms. Allocated memory is still 127.9MB. Free memory was 102.2MB in the beginning and 100.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.98ms. Allocated memory is still 127.9MB. Free memory was 100.9MB in the beginning and 99.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 450.28ms. Allocated memory is still 127.9MB. Free memory was 99.6MB in the beginning and 88.3MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:23,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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 ad34237e996cd331563e8b065d0d5380e94c9435b4bac2fb1e22d28e3c8a5cb6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:26,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:26,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:26,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:26,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:26,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:26,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:26,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:26,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:26,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:26,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:26,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:26,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:26,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:26,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:26,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:26,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:26,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:26,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:26,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:26,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:26,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:26,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:26,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:26,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:26,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:26,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:26,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:26,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:26,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:26,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:26,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:26,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:26,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:26,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:26,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:26,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:26,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:26,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:26,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:26,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:26,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:26,303 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:26,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:26,305 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:26,305 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:26,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:26,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:26,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:26,308 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:26,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:26,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:26,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:26,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:26,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:26,310 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:26,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:26,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:26,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:26,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:26,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:26,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:26,312 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:26,312 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:26,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:26,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:26,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:26,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:26,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:26,314 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:26,314 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:26,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:26,314 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:26,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:26,315 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad34237e996cd331563e8b065d0d5380e94c9435b4bac2fb1e22d28e3c8a5cb6 [2021-11-23 15:51:26,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:26,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:26,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:26,748 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:26,749 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:26,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_1+newton_1_4.i [2021-11-23 15:51:26,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/94a75f775/55f8f492a8454dfd81f9d12d9516e73e/FLAG1d73ba5fc [2021-11-23 15:51:27,399 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:27,404 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i [2021-11-23 15:51:27,414 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/94a75f775/55f8f492a8454dfd81f9d12d9516e73e/FLAG1d73ba5fc [2021-11-23 15:51:27,742 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/data/94a75f775/55f8f492a8454dfd81f9d12d9516e73e [2021-11-23 15:51:27,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:27,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:27,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:27,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:27,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:27,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76fc5bae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27, skipping insertion in model container [2021-11-23 15:51:27,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:27,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:27,961 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[1226,1239] [2021-11-23 15:51:28,032 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[2786,2799] [2021-11-23 15:51:28,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:28,059 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:28,072 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[1226,1239] [2021-11-23 15:51:28,089 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_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/sv-benchmarks/c/combinations/gcd_1+newton_1_4.i[2786,2799] [2021-11-23 15:51:28,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:28,106 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:28,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28 WrapperNode [2021-11-23 15:51:28,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:28,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:28,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:28,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:28,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,149 INFO L137 Inliner]: procedures = 28, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 73 [2021-11-23 15:51:28,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:28,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:28,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:28,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:28,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:28,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:28,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:28,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:28,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:28,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:28,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:28,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:28,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:28,338 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:28,339 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:45,821 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:45,841 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 15:51:45,846 INFO L158 Benchmark]: Toolchain (without parser) took 18096.97ms. Allocated memory is still 75.5MB. Free memory was 40.0MB in the beginning and 43.2MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:45,846 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:45,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.47ms. Allocated memory is still 75.5MB. Free memory was 39.8MB in the beginning and 57.5MB in the end (delta: -17.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:45,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.83ms. Allocated memory is still 75.5MB. Free memory was 57.5MB in the beginning and 55.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:45,849 INFO L158 Benchmark]: Boogie Preprocessor took 31.27ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 54.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:45,850 INFO L158 Benchmark]: RCFGBuilder took 17661.61ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 43.2MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:45,853 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.47ms. Allocated memory is still 75.5MB. Free memory was 39.8MB in the beginning and 57.5MB in the end (delta: -17.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.83ms. Allocated memory is still 75.5MB. Free memory was 57.5MB in the beginning and 55.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.27ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 54.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 17661.61ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 43.2MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. 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 15:51:45,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af5f93f-59b7-4162-b4eb-f2fc8d99e152/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable