./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.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_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/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_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/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_4ea7b484-f1ef-4819-9190-c120985b0085/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 803cbc2ab2fb54f2ccf794a1cf55b1df2243f22f996d0e59d0f49967facf7958 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:53,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:53,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:53,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:53,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:53,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:53,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:53,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:53,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:53,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:53,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:53,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:53,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:53,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:53,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:53,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:53,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:53,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:53,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:53,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:53,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:53,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:53,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:53,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:53,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:53,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:53,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:53,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:53,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:53,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:53,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:53,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:53,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:53,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:53,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:53,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:53,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:53,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:53,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:53,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:53,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:53,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:53,654 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:53,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:53,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:53,656 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:53,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:53,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:53,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:53,659 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:53,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:53,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:53,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:53,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:53,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:53,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:53,661 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:53,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:53,661 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:53,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:53,662 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:53,662 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:53,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:53,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:53,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:53,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:53,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:53,664 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:53,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:53,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:53,665 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_4ea7b484-f1ef-4819-9190-c120985b0085/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803cbc2ab2fb54f2ccf794a1cf55b1df2243f22f996d0e59d0f49967facf7958 [2021-11-23 15:02:53,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:53,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:53,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:53,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:53,935 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:53,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i [2021-11-23 15:02:54,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/e384a6319/8801954b3c18485ea1c8300f91d9c25c/FLAGc9a5d9177 [2021-11-23 15:02:54,489 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:54,490 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i [2021-11-23 15:02:54,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/e384a6319/8801954b3c18485ea1c8300f91d9c25c/FLAGc9a5d9177 [2021-11-23 15:02:54,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/e384a6319/8801954b3c18485ea1c8300f91d9c25c [2021-11-23 15:02:54,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:54,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:54,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:54,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:54,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:54,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b69b7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:54, skipping insertion in model container [2021-11-23 15:02:54,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:54" (1/1) ... [2021-11-23 15:02:54,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:54,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:55,080 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[1226,1239] [2021-11-23 15:02:55,114 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[2862,2875] [2021-11-23 15:02:55,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:55,124 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:55,137 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[1226,1239] [2021-11-23 15:02:55,150 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[2862,2875] [2021-11-23 15:02:55,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:55,164 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:55,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55 WrapperNode [2021-11-23 15:02:55,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:55,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:55,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:55,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:55,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,239 INFO L137 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 82 [2021-11-23 15:02:55,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:55,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:55,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:55,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:55,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:55,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:55,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:55,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:55,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:55" (1/1) ... [2021-11-23 15:02:55,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:55,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:55,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:55,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:55,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:55,416 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:02:55,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:02:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:02:55,417 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:02:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:55,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:55,511 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:55,513 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:55,698 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:55,718 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:55,723 INFO L158 Benchmark]: Toolchain (without parser) took 851.90ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 55.7MB in the end (delta: 10.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,724 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:55,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.12ms. Allocated memory is still 96.5MB. Free memory was 65.7MB in the beginning and 70.0MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.58ms. Allocated memory is still 96.5MB. Free memory was 70.0MB in the beginning and 68.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,727 INFO L158 Benchmark]: Boogie Preprocessor took 69.05ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 67.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:55,728 INFO L158 Benchmark]: RCFGBuilder took 408.51ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 55.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:55,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 55.3MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.12ms. Allocated memory is still 96.5MB. Free memory was 65.7MB in the beginning and 70.0MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.58ms. Allocated memory is still 96.5MB. Free memory was 70.0MB in the beginning and 68.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.05ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 67.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 408.51ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 55.7MB 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 15:02:55,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/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_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/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_4ea7b484-f1ef-4819-9190-c120985b0085/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 803cbc2ab2fb54f2ccf794a1cf55b1df2243f22f996d0e59d0f49967facf7958 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:58,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:58,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:58,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:58,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:58,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:58,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:58,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:58,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:58,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:58,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:58,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:58,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:58,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:58,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:58,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:58,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:58,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:58,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:58,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:58,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:58,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:58,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:58,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:58,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:58,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:58,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:58,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:58,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:58,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:58,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:58,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:58,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:58,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:58,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:58,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:58,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:58,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:58,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:58,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:58,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:58,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:58,506 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:58,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:58,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:58,508 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:58,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:58,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:58,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:58,512 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:58,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:58,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:58,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:58,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:58,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:58,514 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:58,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:58,515 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:58,515 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:58,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:58,515 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:58,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:58,516 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:58,516 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:58,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:58,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:58,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:58,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:58,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:58,518 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:58,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:58,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:58,519 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:58,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:58,519 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_4ea7b484-f1ef-4819-9190-c120985b0085/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 803cbc2ab2fb54f2ccf794a1cf55b1df2243f22f996d0e59d0f49967facf7958 [2021-11-23 15:02:58,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:58,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:58,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:58,988 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:58,989 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:58,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_2+newton_3_7.i [2021-11-23 15:02:59,083 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/a7a47b8b3/0ef18dadddbb4a0291b583a0e7aaa33a/FLAG999d5ad04 [2021-11-23 15:02:59,674 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:59,678 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i [2021-11-23 15:02:59,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/a7a47b8b3/0ef18dadddbb4a0291b583a0e7aaa33a/FLAG999d5ad04 [2021-11-23 15:03:00,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/data/a7a47b8b3/0ef18dadddbb4a0291b583a0e7aaa33a [2021-11-23 15:03:00,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:00,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:00,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:00,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:00,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:00,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adda56c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00, skipping insertion in model container [2021-11-23 15:03:00,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:00,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:00,202 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[1226,1239] [2021-11-23 15:03:00,249 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[2862,2875] [2021-11-23 15:03:00,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:00,263 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:00,289 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[1226,1239] [2021-11-23 15:03:00,321 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_4ea7b484-f1ef-4819-9190-c120985b0085/sv-benchmarks/c/combinations/gcd_2+newton_3_7.i[2862,2875] [2021-11-23 15:03:00,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:00,353 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:00,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00 WrapperNode [2021-11-23 15:03:00,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:00,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:00,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:00,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:00,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,415 INFO L137 Inliner]: procedures = 28, calls = 18, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2021-11-23 15:03:00,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:00,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:00,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:00,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:00,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:00,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:00,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:00,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:00,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:00" (1/1) ... [2021-11-23 15:03:00,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:00,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:00,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:00,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:03:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:03:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:03:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:03:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:00,631 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:00,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:19,685 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:19,704 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:19,712 INFO L158 Benchmark]: Toolchain (without parser) took 19700.41ms. Allocated memory is still 67.1MB. Free memory was 50.0MB in the beginning and 35.3MB in the end (delta: 14.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,714 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:19,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.32ms. Allocated memory is still 67.1MB. Free memory was 49.7MB in the beginning and 49.9MB in the end (delta: -203.7kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.77ms. Allocated memory is still 67.1MB. Free memory was 49.9MB in the beginning and 48.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:19,720 INFO L158 Benchmark]: Boogie Preprocessor took 35.05ms. Allocated memory is still 67.1MB. Free memory was 48.0MB in the beginning and 46.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,721 INFO L158 Benchmark]: RCFGBuilder took 19258.44ms. Allocated memory is still 67.1MB. Free memory was 46.6MB in the beginning and 35.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,724 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 67.1MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.32ms. Allocated memory is still 67.1MB. Free memory was 49.7MB in the beginning and 49.9MB in the end (delta: -203.7kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.77ms. Allocated memory is still 67.1MB. Free memory was 49.9MB in the beginning and 48.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.05ms. Allocated memory is still 67.1MB. Free memory was 48.0MB in the beginning and 46.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 19258.44ms. Allocated memory is still 67.1MB. Free memory was 46.6MB in the beginning and 35.3MB in the end (delta: 11.4MB). 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 15:03:19,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ea7b484-f1ef-4819-9190-c120985b0085/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